COVER INFORMATION Station: HART (Code Hh ) Experiment: NGC4278: The First VHE Emitting Low-Luminosity AGN Exp. Code: eb113a Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Ettore Bronzini Address: INAF-OAS via Gobetti 101 40127 Bologna Italy Phone: +39 051 6398699 EMAIL: ettore.bronzini@inaf.it Fax: Phone during observation: +39 3458712429 Observing mode: Continuum Notes: Schedule for HART (Code Hh ) Page 2 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- Next scan frequencies: 8319.49 8319.49 8319.49 8319.49 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 8511.49 8511.49 8511.49 8511.49 Next BBC frequencies: 239.49 239.49 239.49 239.49 303.49 303.49 303.49 303.49 367.49 367.49 367.49 367.49 431.49 431.49 431.49 431.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 18 30 00 OJ287 07 19 42 38.5 29.4 -1.6 0.0 0 0 18 30 00 18 35 30 --- 07 25 13 39.1 27.9 -1.5 0.0 330 85 18 30 01 19 21 00 J1217+3007 08 10 51 8.4 50.7 -4.1 0.0 2602 85 19 21 00 19 22 30 =1215+303 08 12 21 8.7 50.5 -4.1 0.0 90 108 19 21 01 19 22 30 NGC4278 08 12 21 8.8 51.5 -4.2 0.0 -27 108 No stop 19 25 40 --- 08 15 31 9.4 51.1 -4.1 0.0 163 157 19 22 31 19 25 40 J1217+3007 08 15 31 9.3 50.1 -4.1 0.0 -27 157 No stop 19 27 10 =1215+303 08 17 02 9.5 49.9 -4.0 0.0 63 180 19 25 41 19 27 10 NGC4278 08 17 02 9.6 50.9 -4.1 0.0 -27 180 No stop 19 30 20 --- 08 20 12 10.2 50.4 -4.0 0.0 163 229 19 27 11 19 30 20 J1217+3007 08 20 12 10.1 49.5 -4.0 0.0 -27 229 No stop 19 31 50 =1215+303 08 21 42 10.3 49.3 -4.0 0.0 63 252 19 30 21 19 32 30 J1221+2813 08 22 23 10.9 51.2 -4.0 0.0 10 252 19 32 30 19 33 30 =1219+285 08 23 23 11.1 51.0 -4.0 0.0 60 268 19 32 31 19 34 10 J1217+3007 08 24 03 10.7 48.9 -3.9 0.0 10 268 19 34 10 19 35 40 =1215+303 08 25 33 11.0 48.7 -3.9 0.0 90 291 19 34 11 19 35 40 NGC4278 08 25 33 11.1 49.7 -3.9 0.0 -27 291 No stop 19 38 50 --- 08 28 44 11.6 49.3 -3.9 0.0 163 340 19 35 41 19 38 50 J1217+3007 08 28 44 11.5 48.3 -3.8 0.0 -27 340 No stop 19 40 20 =1215+303 08 30 14 11.7 48.1 -3.8 0.0 63 363 19 38 51 19 40 20 NGC4278 08 30 14 11.9 49.1 -3.9 0.0 -27 363 No stop 19 43 30 --- 08 33 24 12.4 48.6 -3.8 0.0 163 412 19 40 21 19 43 30 J1217+3007 08 33 24 12.3 47.6 -3.8 0.0 -27 412 No stop 19 45 00 =1215+303 08 34 55 12.5 47.4 -3.7 0.0 63 435 19 43 31 19 45 40 J1221+2813 08 35 35 13.2 49.3 -3.8 0.0 10 435 19 45 40 19 46 40 =1219+285 08 36 35 13.4 49.2 -3.8 0.0 60 451 19 45 41 Schedule for HART (Code Hh ) Page 3 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 19 47 20 J1217+3007 08 37 15 12.9 47.1 -3.7 0.0 10 451 19 47 20 19 48 50 =1215+303 08 38 45 13.2 46.9 -3.7 0.0 90 474 19 47 21 19 48 50 NGC4278 08 38 45 13.3 47.8 -3.7 0.0 -27 474 No stop 19 52 00 --- 08 41 56 13.9 47.4 -3.7 0.0 163 523 19 48 51 19 52 00 J1217+3007 08 41 56 13.7 46.4 -3.6 0.0 -27 523 No stop 19 53 30 =1215+303 08 43 26 13.9 46.2 -3.6 0.0 63 546 19 52 01 19 53 30 NGC4278 08 43 26 14.1 47.2 -3.6 0.0 -27 546 No stop 19 56 40 --- 08 46 37 14.6 46.7 -3.6 0.0 163 595 19 53 31 19 56 40 J1217+3007 08 46 37 14.4 45.7 -3.5 0.0 -27 595 No stop 19 58 10 =1215+303 08 48 07 14.7 45.5 -3.5 0.0 63 618 19 56 41 19 58 50 J1221+2813 08 48 47 15.4 47.4 -3.6 0.0 10 618 19 58 50 19 59 50 =1219+285 08 49 47 15.6 47.2 -3.6 0.0 60 634 19 58 51 20 00 30 J1217+3007 08 50 27 15.1 45.1 -3.5 0.0 10 634 20 00 30 20 02 00 =1215+303 08 51 57 15.3 44.9 -3.5 0.0 90 657 20 00 31 20 02 00 NGC4278 08 51 57 15.5 45.9 -3.5 0.0 -27 657 No stop 20 05 10 --- 08 55 08 16.0 45.4 -3.4 0.0 163 706 20 02 01 20 05 10 J1217+3007 08 55 08 15.8 44.4 -3.4 0.0 -27 706 No stop 20 06 40 =1215+303 08 56 38 16.0 44.2 -3.4 0.0 63 729 20 05 11 20 06 40 NGC4278 08 56 38 16.3 45.2 -3.4 0.0 -27 729 No stop 20 09 50 --- 08 59 49 16.8 44.7 -3.4 0.0 163 778 20 06 41 20 09 50 J1217+3007 08 59 49 16.5 43.7 -3.3 0.0 -27 778 No stop 20 11 20 =1215+303 09 01 19 16.8 43.4 -3.3 0.0 63 801 20 09 51 20 12 00 J1221+2813 09 01 59 17.6 45.3 -3.3 0.0 10 801 20 12 00 20 13 00 =1219+285 09 02 59 17.8 45.2 -3.3 0.0 60 817 20 12 01 20 13 40 J1217+3007 09 03 39 17.1 43.1 -3.3 0.0 10 817 20 13 40 20 15 10 =1215+303 09 05 10 17.4 42.8 -3.2 0.0 90 840 20 13 41 20 15 10 NGC4278 09 05 10 17.6 43.8 -3.3 0.0 -27 840 No stop 20 18 20 --- 09 08 20 18.1 43.3 -3.2 0.0 163 889 20 15 11 20 18 20 J1217+3007 09 08 20 17.8 42.3 -3.2 0.0 -27 889 No stop 20 19 50 =1215+303 09 09 50 18.1 42.1 -3.2 0.0 63 912 20 18 21 Schedule for HART (Code Hh ) Page 4 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 20 19 50 NGC4278 09 09 50 18.3 43.0 -3.2 0.0 -27 912 No stop 20 23 00 --- 09 13 01 18.8 42.5 -3.1 0.0 163 961 20 19 51 20 23 00 J1217+3007 09 13 01 18.5 41.5 -3.1 0.0 -27 961 No stop 20 24 30 =1215+303 09 14 31 18.8 41.3 -3.1 0.0 63 984 20 23 01 20 25 10 J1221+2813 09 15 11 19.7 43.2 -3.1 0.0 10 984 20 25 10 20 26 10 =1219+285 09 16 11 19.8 43.0 -3.1 0.0 60 1000 20 25 11 20 26 50 J1217+3007 09 16 51 19.1 40.9 -3.0 0.0 10 1000 20 26 50 20 28 20 =1215+303 09 18 22 19.3 40.6 -3.0 0.0 90 1023 20 26 51 20 28 20 NGC4278 09 18 22 19.6 41.6 -3.1 0.0 -27 1023 No stop 20 31 30 --- 09 21 32 20.1 41.1 -3.0 0.0 163 1072 20 28 21 20 31 30 J1217+3007 09 21 32 19.8 40.1 -3.0 0.0 -27 1072 No stop 20 33 00 =1215+303 09 23 02 20.0 39.8 -2.9 0.0 63 1095 20 31 31 20 33 00 NGC4278 09 23 02 20.3 40.8 -3.0 0.0 -27 1095 No stop 20 36 10 --- 09 26 13 20.8 40.3 -2.9 0.0 163 1144 20 33 01 20 36 10 J1217+3007 09 26 13 20.5 39.3 -2.9 0.0 -27 1144 No stop 20 37 40 =1215+303 09 27 43 20.7 39.0 -2.9 0.0 63 1167 20 36 11 20 38 20 J1221+2813 09 28 23 21.7 40.9 -2.9 0.0 10 1167 20 38 20 20 39 20 =1219+285 09 29 24 21.8 40.7 -2.9 0.0 60 1183 20 38 21 20 40 00 J1217+3007 09 30 04 21.0 38.6 -2.8 0.0 10 1183 20 40 00 20 41 30 =1215+303 09 31 34 21.2 38.4 -2.8 0.0 90 1206 20 40 01 20 41 30 NGC4278 09 31 34 21.5 39.3 -2.8 0.0 -27 1206 No stop 20 44 40 --- 09 34 44 22.0 38.8 -2.8 0.0 163 1255 20 41 31 20 44 40 J1217+3007 09 34 44 21.7 37.8 -2.7 0.0 -27 1255 No stop 20 46 10 =1215+303 09 36 15 21.9 37.5 -2.7 0.0 63 1278 20 44 41 20 46 10 NGC4278 09 36 15 22.2 38.5 -2.8 0.0 -27 1278 No stop 20 49 20 --- 09 39 25 22.6 37.9 -2.7 0.0 163 1327 20 46 11 20 49 20 J1217+3007 09 39 25 22.3 36.9 -2.7 0.0 -27 1327 No stop 20 50 50 =1215+303 09 40 55 22.5 36.7 -2.6 0.0 63 1350 20 49 21 20 51 30 J1221+2813 09 41 36 23.6 38.5 -2.7 0.0 10 1350 20 51 30 20 52 30 =1219+285 09 42 36 23.7 38.3 -2.7 0.0 60 1365 20 51 31 Schedule for HART (Code Hh ) Page 5 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 20 53 10 J1217+3007 09 43 16 22.8 36.2 -2.6 0.0 10 1365 20 53 10 20 54 40 =1215+303 09 44 46 23.0 36.0 -2.6 0.0 90 1389 20 53 11 20 54 40 NGC4278 09 44 46 23.4 36.9 -2.6 0.0 -27 1389 No stop 20 57 50 --- 09 47 57 23.8 36.3 -2.6 0.0 163 1438 20 54 41 20 57 50 J1217+3007 09 47 57 23.4 35.4 -2.5 0.0 -27 1438 No stop 20 59 20 =1215+303 09 49 27 23.6 35.1 -2.5 0.0 63 1461 20 57 51 20 59 20 NGC4278 09 49 27 24.0 36.0 -2.5 0.0 -27 1461 No stop 21 02 30 --- 09 52 37 24.4 35.4 -2.5 0.0 163 1510 20 59 21 21 02 30 J1217+3007 09 52 37 24.0 34.5 -2.4 0.0 -27 1510 No stop 21 04 00 =1215+303 09 54 08 24.2 34.2 -2.4 0.0 63 1533 21 02 31 21 04 40 J1221+2813 09 54 48 25.4 36.0 -2.5 0.0 10 1533 21 04 40 21 05 40 =1219+285 09 55 48 25.5 35.8 -2.5 0.0 60 1548 21 04 41 21 06 20 J1217+3007 09 56 28 24.5 33.7 -2.4 0.0 10 1548 21 06 20 21 07 50 =1215+303 09 57 58 24.7 33.4 -2.4 0.0 90 1572 21 06 21 21 07 50 NGC4278 09 57 58 25.1 34.4 -2.4 0.0 -27 1572 No stop 21 11 00 --- 10 01 09 25.5 33.8 -2.3 0.0 163 1621 21 07 51 21 11 00 J1217+3007 10 01 09 25.1 32.8 -2.3 0.0 -27 1621 No stop 21 12 30 =1215+303 10 02 39 25.3 32.5 -2.3 0.0 63 1644 21 11 01 21 12 30 NGC4278 10 02 39 25.7 33.5 -2.3 0.0 -27 1644 No stop 21 15 40 --- 10 05 49 26.1 32.8 -2.3 0.0 163 1693 21 12 31 21 15 40 J1217+3007 10 05 49 25.7 31.9 -2.2 0.0 -27 1693 No stop 21 17 10 =1215+303 10 07 20 25.8 31.6 -2.2 0.0 63 1716 21 15 41 21 17 50 J1221+2813 10 08 00 27.0 33.3 -2.2 0.0 10 1716 21 17 50 21 18 50 =1219+285 10 09 00 27.2 33.1 -2.2 0.0 60 1731 21 17 51 21 19 30 J1217+3007 10 09 40 26.1 31.1 -2.2 0.0 10 1731 21 19 30 21 21 00 =1215+303 10 11 10 26.3 30.8 -2.1 0.0 90 1755 21 19 31 21 21 00 NGC4278 10 11 10 26.7 31.8 -2.2 0.0 -27 1755 No stop 21 24 10 --- 10 14 21 27.1 31.1 -2.1 0.0 163 1803 21 21 01 21 24 10 J1217+3007 10 14 21 26.6 30.1 -2.1 0.0 -27 1803 No stop 21 25 40 =1215+303 10 15 51 26.8 29.8 -2.1 0.0 63 1827 21 24 11 Schedule for HART (Code Hh ) Page 6 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 21 25 40 NGC4278 10 15 51 27.3 30.8 -2.1 0.0 -27 1827 No stop 21 28 50 --- 10 19 02 27.6 30.1 -2.0 0.0 163 1876 21 25 41 21 28 50 J1217+3007 10 19 02 27.2 29.2 -2.0 0.0 -27 1876 No stop 21 30 20 =1215+303 10 20 32 27.3 28.8 -2.0 0.0 63 1899 21 28 51 21 31 00 J1221+2813 10 21 12 28.6 30.6 -2.0 0.0 10 1899 21 31 00 21 32 00 =1219+285 10 22 12 28.7 30.4 -2.0 0.0 60 1914 21 31 01 21 32 40 J1217+3007 10 22 52 27.6 28.4 -1.9 0.0 10 1914 21 32 40 21 34 10 =1215+303 10 24 23 27.7 28.0 -1.9 0.0 90 1937 21 32 41 21 34 10 NGC4278 10 24 23 28.2 29.0 -2.0 0.0 -27 1937 No stop 21 37 20 --- 10 27 33 28.6 28.3 -1.9 0.0 163 1986 21 34 11 21 37 20 J1217+3007 10 27 33 28.1 27.4 -1.9 0.0 -27 1986 No stop 21 38 50 =1215+303 10 29 03 28.2 27.0 -1.8 0.0 63 2010 21 37 21 21 38 50 NGC4278 10 29 03 28.7 28.0 -1.9 0.0 -27 2010 No stop 21 42 00 --- 10 32 14 29.1 27.3 -1.8 0.0 163 2059 21 38 51 21 42 00 J1217+3007 10 32 14 28.5 26.3 -1.8 0.0 -27 2059 No stop 21 43 30 =1215+303 10 33 44 28.7 26.0 -1.8 0.0 63 2082 21 42 01 21 44 10 J1221+2813 10 34 24 30.1 27.7 -1.8 0.0 10 2082 21 44 10 21 45 10 =1219+285 10 35 24 30.2 27.4 -1.8 0.0 60 2097 21 44 11 21 45 50 J1217+3007 10 36 04 28.9 25.5 -1.7 0.0 10 2097 21 45 50 21 47 20 =1215+303 10 37 35 29.1 25.2 -1.7 0.0 90 2120 21 45 51 21 47 20 NGC4278 10 37 35 29.6 26.1 -1.7 0.0 -27 2120 No stop 21 50 30 --- 10 40 45 29.9 25.4 -1.7 0.0 163 2169 21 47 21 21 50 30 J1217+3007 10 40 45 29.4 24.4 -1.6 0.0 -27 2169 No stop 21 52 00 =1215+303 10 42 15 29.5 24.1 -1.6 0.0 63 2193 21 50 31 21 52 00 NGC4278 10 42 15 30.1 25.0 -1.7 0.0 -27 2193 No stop 21 55 10 --- 10 45 26 30.4 24.3 -1.6 0.0 163 2241 21 52 01 21 55 10 J1217+3007 10 45 26 29.8 23.4 -1.6 0.0 -27 2241 No stop 21 56 40 =1215+303 10 46 56 29.9 23.0 -1.5 0.0 63 2265 21 55 11 21 57 20 J1221+2813 10 47 36 31.4 24.6 -1.6 0.0 10 2265 21 57 20 21 58 20 =1219+285 10 48 37 31.5 24.4 -1.6 0.0 60 2280 21 57 21 Schedule for HART (Code Hh ) Page 7 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 21 59 00 J1217+3007 10 49 17 30.1 22.5 -1.5 0.0 10 2280 21 59 00 22 00 30 =1215+303 10 50 47 30.3 22.2 -1.5 0.0 90 2303 21 59 01 22 02 30 1308+326 10 52 47 23.1 31.6 -2.3 0.0 67 2303 22 02 30 22 07 30 --- 10 57 48 23.7 30.6 -2.2 0.0 300 2381 22 02 31 22 09 30 J1217+3007 10 59 48 31.0 20.1 -1.3 0.0 66 2381 22 09 30 22 11 00 =1215+303 11 01 19 31.1 19.7 -1.3 0.0 90 2404 22 09 31 22 11 00 NGC4278 11 01 19 31.7 20.6 -1.3 0.0 -27 2404 No stop 22 14 10 --- 11 04 29 32.0 19.8 -1.3 0.0 163 2453 22 11 01 22 14 10 J1217+3007 11 04 29 31.3 18.9 -1.2 0.0 -27 2453 No stop 22 15 40 =1215+303 11 05 59 31.5 18.6 -1.2 0.0 63 2476 22 14 11 22 15 40 NGC4278 11 05 59 32.1 19.5 -1.3 0.0 -27 2476 No stop 22 18 50 --- 11 09 10 32.3 18.7 -1.2 0.0 163 2525 22 15 41 22 18 50 J1217+3007 11 09 10 31.7 17.8 -1.2 0.0 -27 2525 No stop 22 20 20 =1215+303 11 10 40 31.8 17.5 -1.1 0.0 63 2548 22 18 51 22 21 00 J1221+2813 11 11 20 33.4 18.9 -1.2 0.0 10 2548 22 21 00 22 22 00 =1219+285 11 12 20 33.4 18.7 -1.2 0.0 60 2564 22 21 01 22 22 40 J1217+3007 11 13 01 31.9 16.9 -1.1 0.0 10 2564 22 22 40 22 24 10 =1215+303 11 14 31 32.0 16.5 -1.1 0.0 90 2587 22 22 41 22 24 10 NGC4278 11 14 31 32.7 17.4 -1.1 0.0 -27 2587 No stop 22 27 20 --- 11 17 41 32.9 16.6 -1.1 0.0 163 2636 22 24 11 22 27 20 J1217+3007 11 17 41 32.2 15.7 -1.0 0.0 -27 2636 No stop 22 28 50 =1215+303 11 19 12 32.3 15.4 -1.0 0.0 63 2659 22 27 21 22 28 50 NGC4278 11 19 12 33.0 16.2 -1.0 0.0 -27 2659 No stop 22 32 00 --- 11 22 22 33.2 15.4 -1.0 0.0 163 2708 22 28 51 22 32 00 J1217+3007 11 22 22 32.5 14.6 -0.9 0.0 -27 2708 No stop 22 33 30 =1215+303 11 23 52 32.6 14.2 -0.9 0.0 63 2731 22 32 01 22 34 10 J1221+2813 11 24 32 34.2 15.6 -1.0 0.0 10 2731 22 34 10 22 35 10 =1219+285 11 25 33 34.3 15.3 -1.0 0.0 60 2746 22 34 11 22 35 50 J1217+3007 11 26 13 32.7 13.6 -0.9 0.0 10 2746 22 35 50 22 37 20 =1215+303 11 27 43 32.8 13.3 -0.9 0.0 90 2770 22 35 51 Schedule for HART (Code Hh ) Page 8 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 22 37 20 NGC4278 11 27 43 33.5 14.1 -0.9 0.0 -27 2770 No stop 22 40 30 --- 11 30 53 33.7 13.3 -0.8 0.0 163 2819 22 37 21 22 40 30 J1217+3007 11 30 53 33.0 12.5 -0.8 0.0 -27 2819 No stop 22 42 00 =1215+303 11 32 24 33.0 12.1 -0.8 0.0 63 2842 22 40 31 22 42 00 NGC4278 11 32 24 33.7 12.9 -0.8 0.0 -27 2842 No stop 22 45 10 --- 11 35 34 33.9 12.1 -0.8 0.0 163 2891 22 42 01 22 45 10 J1217+3007 11 35 34 33.2 11.3 -0.7 0.0 -27 2891 No stop 22 46 40 =1215+303 11 37 04 33.2 10.9 -0.7 0.0 63 2914 22 45 11 22 47 20 J1221+2813 11 37 45 34.9 12.1 -0.8 0.0 10 2914 22 47 20 22 48 20 =1219+285 11 38 45 35.0 11.9 -0.7 0.0 60 2929 22 47 21 22 49 00 J1217+3007 11 39 25 33.3 10.3 -0.7 0.0 10 2929 22 49 00 22 50 30 =1215+303 11 40 55 33.4 9.9 -0.6 0.0 90 2953 22 49 01 22 50 30 NGC4278 11 40 55 34.1 10.7 -0.7 0.0 -27 2953 No stop 22 53 40 --- 11 44 06 34.2 9.9 -0.6 0.0 163 3001 22 50 31 22 53 40 J1217+3007 11 44 06 33.5 9.1 -0.6 0.0 -27 3001 No stop 22 55 10 =1215+303 11 45 36 33.6 8.7 -0.6 0.0 63 3025 22 53 41 22 55 10 NGC4278 11 45 36 34.3 9.5 -0.6 0.0 -27 3025 No stop 22 58 20 --- 11 48 46 34.4 8.6 -0.5 0.0 163 3074 22 55 11 22 58 20 J1217+3007 11 48 46 33.7 7.9 -0.5 0.0 -27 3074 No stop 22 59 50 =1215+303 11 50 17 33.7 7.5 -0.5 0.0 63 3097 22 58 21 23 00 30 J1221+2813 11 50 57 35.5 8.6 -0.5 0.0 10 3097 23 00 30 23 01 30 =1219+285 11 51 57 35.5 8.4 -0.5 0.0 60 3112 23 00 31 23 02 10 J1217+3007 11 52 37 33.8 6.9 -0.4 0.0 10 3112 23 02 10 23 03 40 =1215+303 11 54 07 33.8 6.5 -0.4 0.0 90 3135 23 02 11 23 03 40 NGC4278 11 54 07 34.6 7.2 -0.5 0.0 -27 3135 No stop 23 06 50 --- 11 57 18 34.7 6.4 -0.4 0.0 163 3184 23 03 41 23 06 50 J1217+3007 11 57 18 33.9 5.7 -0.4 0.0 -27 3184 No stop 23 08 20 =1215+303 11 58 48 33.9 5.3 -0.3 0.0 63 3208 23 06 51 23 08 20 NGC4278 11 58 48 34.7 6.0 -0.4 0.0 -27 3208 No stop 23 11 30 --- 12 01 59 34.8 5.2 -0.3 0.0 163 3257 23 08 21 Schedule for HART (Code Hh ) Page 9 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 23 11 30 J1217+3007 12 01 59 34.0 4.5 -0.3 0.0 -27 3257 No stop 23 13 00 =1215+303 12 03 29 34.0 4.1 -0.3 0.0 63 3280 23 11 31 23 13 40 J1221+2813 12 04 09 35.8 5.1 -0.3 0.0 10 3280 23 13 40 23 14 40 =1219+285 12 05 09 35.9 4.8 -0.3 0.0 60 3295 23 13 41 23 15 20 J1217+3007 12 05 49 34.0 3.5 -0.2 0.0 10 3295 23 15 20 23 16 50 =1215+303 12 07 19 34.1 3.1 -0.2 0.0 90 3318 23 15 21 23 16 50 NGC4278 12 07 19 34.9 3.7 -0.2 0.0 -27 3318 No stop 23 20 00 --- 12 10 30 34.9 2.9 -0.2 0.0 163 3367 23 16 51 23 20 00 J1217+3007 12 10 30 34.1 2.3 -0.1 0.0 -27 3367 No stop 23 21 30 =1215+303 12 12 00 34.1 1.9 -0.1 0.0 63 3391 23 20 01 23 21 30 NGC4278 12 12 00 34.9 2.5 -0.2 0.0 -27 3391 No stop 23 24 40 --- 12 15 11 35.0 1.7 -0.1 0.0 163 3439 23 21 31 23 24 40 J1217+3007 12 15 11 34.1 1.0 -0.1 0.0 -27 3439 No stop 23 26 10 =1215+303 12 16 41 34.1 0.6 -0.0 0.0 63 3463 23 24 41 23 26 50 J1221+2813 12 17 21 36.0 1.5 -0.1 0.0 10 3463 23 26 50 23 27 50 =1219+285 12 18 21 36.0 1.2 -0.1 0.0 60 3478 23 26 51 23 28 30 J1217+3007 12 19 01 34.1 0.0 -0.0 0.0 10 3478 23 28 30 23 30 00 =1215+303 12 20 32 34.1 359.6 0.0 0.0 90 3501 23 28 31 23 30 00 NGC4278 12 20 32 35.0 0.2 -0.0 0.0 -27 3501 No stop 23 33 10 --- 12 23 42 35.0 359.4 0.0 0.0 163 3550 23 30 01 23 33 10 J1217+3007 12 23 42 34.1 358.8 0.1 0.0 -27 3550 No stop 23 34 40 =1215+303 12 25 12 34.1 358.4 0.1 0.0 63 3573 23 33 11 23 34 40 NGC4278 12 25 12 35.0 359.0 0.1 0.0 -27 3573 No stop 23 37 50 --- 12 28 23 34.9 358.1 0.1 0.0 163 3622 23 34 41 23 37 50 J1217+3007 12 28 23 34.1 357.6 0.2 0.0 -27 3622 No stop 23 39 20 =1215+303 12 29 53 34.1 357.2 0.2 0.0 63 3646 23 37 51 23 40 00 J1221+2813 12 30 33 36.0 357.9 0.1 0.0 10 3646 23 40 00 23 41 00 =1219+285 12 31 33 36.0 357.6 0.1 0.0 60 3661 23 40 01 23 41 40 J1217+3007 12 32 13 34.0 356.6 0.2 0.0 10 3661 23 41 40 23 43 10 =1215+303 12 33 44 34.0 356.2 0.2 0.0 90 3684 23 41 41 Schedule for HART (Code Hh ) Page 10 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 6 Mar 2025 Day 65 --- 23 45 10 J1217+3007 12 35 44 34.0 355.7 0.3 0.0 99 3684 23 45 10 23 46 10 =1215+303 12 36 44 34.0 355.4 0.3 0.0 60 3700 23 45 11 23 46 10 NGC4278 12 36 44 34.8 355.9 0.3 0.0 -27 3700 No stop 23 49 20 --- 12 39 55 34.8 355.1 0.3 0.0 163 3749 23 46 11 23 49 20 J1217+3007 12 39 55 33.9 354.6 0.3 0.0 -27 3749 No stop 23 50 50 =1215+303 12 41 25 33.9 354.2 0.4 0.0 63 3772 23 49 21 23 50 50 NGC4278 12 41 25 34.8 354.7 0.3 0.0 -27 3772 No stop 23 54 00 --- 12 44 36 34.7 353.8 0.4 0.0 163 3821 23 50 51 23 54 00 J1217+3007 12 44 36 33.8 353.4 0.4 0.0 -27 3821 No stop 23 55 30 =1215+303 12 46 06 33.8 353.0 0.4 0.0 63 3844 23 54 01 23 56 10 J1221+2813 12 46 46 35.7 353.5 0.4 0.0 10 3844 23 56 10 23 57 10 =1219+285 12 47 46 35.7 353.2 0.4 0.0 60 3859 23 56 11 23 57 50 J1217+3007 12 48 26 33.7 352.4 0.5 0.0 10 3859 23 57 50 23 59 20 =1215+303 12 49 56 33.7 352.0 0.5 0.0 90 3883 23 57 51 --- Start: Thu 6 Mar 2025 Day 65 -- Stop: Fri 7 Mar 2025 Day 66 --- 23 59 20 NGC4278 12 49 56 34.5 352.4 0.5 0.0 -27 3883 No stop 00 02 30 --- 12 53 07 34.4 351.6 0.5 0.0 163 3932 23 59 21 00 02 30 J1217+3007 12 53 07 33.5 351.2 0.6 0.0 -27 3932 No stop 00 04 00 =1215+303 12 54 37 33.5 350.8 0.6 0.0 63 3955 00 02 31 00 04 00 NGC4278 12 54 37 34.4 351.2 0.6 0.0 -27 3955 No stop 00 07 10 --- 12 57 48 34.3 350.4 0.6 0.0 163 4004 00 04 01 00 07 10 J1217+3007 12 57 48 33.4 350.0 0.6 0.0 -27 4004 No stop 00 08 40 =1215+303 12 59 18 33.3 349.6 0.7 0.0 63 4027 00 07 11 00 09 20 J1221+2813 12 59 58 35.3 350.0 0.6 0.0 10 4027 00 09 20 00 10 20 =1219+285 13 00 58 35.2 349.7 0.6 0.0 60 4042 00 09 21 00 11 00 J1217+3007 13 01 38 33.2 349.0 0.7 0.0 10 4042 00 11 00 00 12 30 =1215+303 13 03 09 33.2 348.6 0.7 0.0 90 4066 00 11 01 00 12 30 NGC4278 13 03 09 34.1 349.0 0.7 0.0 -27 4066 No stop 00 15 40 --- 13 06 19 33.9 348.2 0.7 0.0 163 4114 00 12 31 Schedule for HART (Code Hh ) Page 11 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 7 Mar 2025 Day 66 --- 00 15 40 J1217+3007 13 06 19 33.0 347.8 0.8 0.0 -27 4114 No stop 00 17 10 =1215+303 13 07 49 32.9 347.4 0.8 0.0 63 4138 00 15 41 00 17 10 NGC4278 13 07 49 33.9 347.8 0.8 0.0 -27 4138 No stop 00 20 20 --- 13 11 00 33.7 347.0 0.8 0.0 163 4187 00 17 11 00 20 20 J1217+3007 13 11 00 32.8 346.6 0.9 0.0 -27 4187 No stop 00 21 50 =1215+303 13 12 30 32.7 346.3 0.9 0.0 63 4210 00 20 21 00 22 30 J1221+2813 13 13 10 34.7 346.5 0.8 0.0 10 4210 00 22 30 00 23 30 =1219+285 13 14 10 34.6 346.2 0.9 0.0 60 4225 00 22 31 00 24 10 J1217+3007 13 14 50 32.6 345.7 0.9 0.0 10 4225 00 24 10 00 25 40 =1215+303 13 16 21 32.5 345.3 1.0 0.0 90 4248 00 24 11 00 25 40 NGC4278 13 16 21 33.4 345.6 0.9 0.0 -27 4248 No stop 00 28 50 --- 13 19 31 33.2 344.8 1.0 0.0 163 4297 00 25 41 00 28 50 J1217+3007 13 19 31 32.3 344.5 1.0 0.0 -27 4297 No stop 00 30 20 =1215+303 13 21 01 32.2 344.2 1.0 0.0 63 4321 00 28 51 00 30 20 NGC4278 13 21 01 33.1 344.4 1.0 0.0 -27 4321 No stop 00 33 30 --- 13 24 12 32.9 343.6 1.0 0.0 163 4370 00 30 21 00 33 30 J1217+3007 13 24 12 32.0 343.4 1.1 0.0 -27 4370 No stop 00 35 00 =1215+303 13 25 42 31.9 343.0 1.1 0.0 63 4393 00 33 31 00 35 40 J1221+2813 13 26 22 33.9 343.1 1.1 0.0 10 4393 00 35 40 00 36 40 =1219+285 13 27 23 33.8 342.8 1.1 0.0 60 4408 00 35 41 00 37 20 J1217+3007 13 28 03 31.8 342.4 1.1 0.0 10 4408 00 37 20 00 38 50 =1215+303 13 29 33 31.6 342.1 1.2 0.0 90 4431 00 37 21 00 38 50 NGC4278 13 29 33 32.6 342.3 1.1 0.0 -27 4431 No stop 00 42 00 --- 13 32 43 32.4 341.5 1.2 0.0 163 4480 00 38 51 00 42 00 J1217+3007 13 32 43 31.4 341.3 1.2 0.0 -27 4480 No stop 00 43 30 =1215+303 13 34 14 31.3 341.0 1.3 0.0 63 4504 00 42 01 00 43 30 NGC4278 13 34 14 32.3 341.2 1.2 0.0 -27 4504 No stop 00 46 40 --- 13 37 24 32.0 340.4 1.3 0.0 163 4552 00 43 31 00 46 40 J1217+3007 13 37 24 31.1 340.2 1.3 0.0 -27 4552 No stop 00 48 10 =1215+303 13 38 54 31.0 339.9 1.3 0.0 63 4576 00 46 41 Schedule for HART (Code Hh ) Page 12 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 7 Mar 2025 Day 66 --- 00 48 50 J1221+2813 13 39 35 33.0 339.8 1.3 0.0 10 4576 00 48 50 00 49 50 =1219+285 13 40 35 32.9 339.5 1.3 0.0 60 4591 00 48 51 00 50 30 J1217+3007 13 41 15 30.8 339.3 1.4 0.0 10 4591 00 50 30 00 52 00 =1215+303 13 42 45 30.7 338.9 1.4 0.0 90 4614 00 50 31 00 52 00 NGC4278 13 42 45 31.6 339.1 1.4 0.0 -27 4614 No stop 00 55 10 --- 13 45 56 31.4 338.4 1.4 0.0 163 4663 00 52 01 00 55 10 J1217+3007 13 45 56 30.4 338.2 1.4 0.0 -27 4663 No stop 00 56 40 =1215+303 13 47 26 30.3 337.9 1.5 0.0 63 4686 00 55 11 00 56 40 NGC4278 13 47 26 31.2 338.0 1.4 0.0 -27 4686 No stop 00 59 50 --- 13 50 36 31.0 337.3 1.5 0.0 163 4735 00 56 41 00 59 50 J1217+3007 13 50 36 30.0 337.1 1.5 0.0 -27 4735 No stop 01 01 20 =1215+303 13 52 07 29.9 336.8 1.5 0.0 63 4759 00 59 51 01 02 00 J1221+2813 13 52 47 31.9 336.6 1.5 0.0 10 4759 01 02 00 01 03 00 =1219+285 13 53 47 31.8 336.4 1.5 0.0 60 4774 01 02 01 01 03 40 J1217+3007 13 54 27 29.7 336.3 1.6 0.0 10 4774 01 03 40 01 05 10 =1215+303 13 55 57 29.5 335.9 1.6 0.0 90 4797 01 03 41 01 05 10 NGC4278 13 55 57 30.5 336.0 1.6 0.0 -27 4797 No stop 01 08 20 --- 13 59 08 30.2 335.3 1.6 0.0 163 4846 01 05 11 01 08 20 J1217+3007 13 59 08 29.2 335.2 1.7 0.0 -27 4846 No stop 01 09 50 =1215+303 14 00 38 29.1 334.9 1.7 0.0 63 4869 01 08 21 01 09 50 NGC4278 14 00 38 30.0 335.0 1.7 0.0 -27 4869 No stop 01 13 00 --- 14 03 48 29.7 334.2 1.7 0.0 163 4918 01 09 51 01 13 00 J1217+3007 14 03 48 28.8 334.2 1.7 0.0 -27 4918 No stop 01 14 30 =1215+303 14 05 19 28.6 333.8 1.8 0.0 63 4942 01 13 01 01 15 10 J1221+2813 14 05 59 30.6 333.5 1.7 0.0 10 4942 01 15 10 01 16 10 =1219+285 14 06 59 30.5 333.3 1.7 0.0 60 4957 01 15 11 01 16 50 J1217+3007 14 07 39 28.4 333.3 1.8 0.0 10 4957 01 16 50 01 18 20 =1215+303 14 09 09 28.2 333.0 1.8 0.0 90 4980 01 16 51 01 18 20 NGC4278 14 09 09 29.2 333.0 1.8 0.0 -27 4980 No stop 01 21 30 --- 14 12 20 28.9 332.3 1.8 0.0 163 5029 01 18 21 Schedule for HART (Code Hh ) Page 13 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 7 Mar 2025 Day 66 --- 01 21 30 J1217+3007 14 12 20 27.9 332.3 1.9 0.0 -27 5029 No stop 01 23 00 =1215+303 14 13 50 27.8 332.0 1.9 0.0 63 5052 01 21 31 01 23 00 NGC4278 14 13 50 28.7 332.0 1.9 0.0 -27 5052 No stop 01 26 10 --- 14 17 01 28.4 331.3 1.9 0.0 163 5101 01 23 01 01 26 10 J1217+3007 14 17 01 27.4 331.3 2.0 0.0 -27 5101 No stop 01 27 40 =1215+303 14 18 31 27.2 331.0 2.0 0.0 63 5124 01 26 11 01 28 20 J1221+2813 14 19 11 29.2 330.6 1.9 0.0 10 5124 01 28 20 01 29 20 =1219+285 14 20 11 29.1 330.3 2.0 0.0 60 5140 01 28 21 01 30 00 J1217+3007 14 20 51 27.0 330.5 2.0 0.0 10 5140 01 30 00 01 31 30 =1215+303 14 22 22 26.8 330.2 2.1 0.0 90 5163 01 30 01 01 31 30 NGC4278 14 22 22 27.8 330.2 2.0 0.0 -27 5163 No stop 01 34 40 --- 14 25 32 27.4 329.5 2.1 0.0 163 5212 01 31 31 01 34 40 J1217+3007 14 25 32 26.5 329.5 2.1 0.0 -27 5212 No stop 01 36 10 =1215+303 14 27 02 26.3 329.2 2.1 0.0 63 5235 01 34 41 01 36 10 NGC4278 14 27 02 27.3 329.2 2.1 0.0 -27 5235 No stop 01 39 20 --- 14 30 13 26.9 328.5 2.1 0.0 163 5284 01 36 11 01 39 20 J1217+3007 14 30 13 25.9 328.6 2.2 0.0 -27 5284 No stop 01 40 50 =1215+303 14 31 43 25.7 328.3 2.2 0.0 63 5307 01 39 21 01 41 30 J1221+2813 14 32 23 27.7 327.7 2.2 0.0 10 5307 01 41 30 01 42 30 =1219+285 14 33 23 27.6 327.5 2.2 0.0 60 5323 01 41 31 01 43 10 J1217+3007 14 34 03 25.5 327.8 2.2 0.0 10 5323 01 43 10 01 44 40 =1215+303 14 35 34 25.3 327.5 2.3 0.0 90 5346 01 43 11 01 44 40 NGC4278 14 35 34 26.3 327.4 2.2 0.0 -27 5346 No stop 01 47 50 --- 14 38 44 25.9 326.8 2.3 0.0 163 5395 01 44 41 01 47 50 J1217+3007 14 38 44 24.9 326.9 2.3 0.0 -27 5395 No stop 01 49 20 =1215+303 14 40 14 24.7 326.6 2.4 0.0 63 5418 01 47 51 01 49 20 NGC4278 14 40 14 25.7 326.5 2.3 0.0 -27 5418 No stop 01 52 30 --- 14 43 25 25.3 325.9 2.4 0.0 163 5467 01 49 21 01 52 30 J1217+3007 14 43 25 24.3 326.0 2.4 0.0 -27 5467 No stop 01 54 00 =1215+303 14 44 55 24.1 325.7 2.4 0.0 63 5490 01 52 31 Schedule for HART (Code Hh ) Page 14 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 7 Mar 2025 Day 66 --- 01 54 40 J1221+2813 14 45 35 26.0 325.1 2.4 0.0 10 5490 01 54 40 01 55 40 =1219+285 14 46 35 25.9 324.9 2.4 0.0 60 5506 01 54 41 01 56 20 J1217+3007 14 47 16 23.8 325.2 2.5 0.0 10 5506 01 56 20 01 57 50 =1215+303 14 48 46 23.6 324.9 2.5 0.0 90 5529 01 56 21 01 57 50 NGC4278 14 48 46 24.6 324.8 2.5 0.0 -27 5529 No stop 02 01 00 --- 14 51 56 24.2 324.2 2.5 0.0 163 5578 01 57 51 02 01 00 J1217+3007 14 51 56 23.2 324.3 2.5 0.0 -27 5578 No stop 02 02 30 =1215+303 14 53 27 23.0 324.1 2.6 0.0 63 5601 02 01 01 02 02 30 NGC4278 14 53 27 24.0 323.9 2.5 0.0 -27 5601 No stop 02 05 40 --- 14 56 37 23.6 323.3 2.6 0.0 163 5650 02 02 31 02 05 40 J1217+3007 14 56 37 22.6 323.5 2.6 0.0 -27 5650 No stop 02 07 10 =1215+303 14 58 07 22.4 323.2 2.6 0.0 63 5673 02 05 41 02 07 50 J1221+2813 14 58 47 24.3 322.5 2.6 0.0 10 5673 02 07 50 02 08 50 =1219+285 14 59 48 24.1 322.3 2.6 0.0 60 5689 02 07 51 02 09 30 J1217+3007 15 00 28 22.1 322.8 2.7 0.0 10 5689 02 09 30 02 11 00 =1215+303 15 01 58 21.9 322.5 2.7 0.0 90 5712 02 09 31 02 11 00 NGC4278 15 01 58 22.8 322.3 2.7 0.0 -27 5712 No stop 02 14 10 --- 15 05 09 22.4 321.8 2.7 0.0 163 5761 02 11 01 02 14 10 J1217+3007 15 05 09 21.4 321.9 2.8 0.0 -27 5761 No stop 02 15 40 =1215+303 15 06 39 21.2 321.7 2.8 0.0 63 5784 02 14 11 02 15 40 NGC4278 15 06 39 22.2 321.5 2.8 0.0 -27 5784 No stop 02 18 50 --- 15 09 49 21.7 320.9 2.8 0.0 163 5833 02 15 41 02 18 50 J1217+3007 15 09 49 20.8 321.1 2.8 0.0 -27 5833 No stop 02 20 20 =1215+303 15 11 20 20.6 320.8 2.9 0.0 63 5856 02 18 51 02 21 00 J1221+2813 15 12 00 22.4 320.0 2.8 0.0 10 5856 02 21 00 02 22 00 =1219+285 15 13 00 22.3 319.9 2.8 0.0 60 5872 02 21 01 02 22 40 J1217+3007 15 13 40 20.2 320.4 2.9 0.0 10 5872 02 22 40 02 24 10 =1215+303 15 15 10 20.0 320.2 2.9 0.0 90 5895 02 22 41 02 24 10 NGC4278 15 15 10 21.0 320.0 2.9 0.0 -27 5895 No stop 02 27 20 --- 15 18 21 20.5 319.4 2.9 0.0 163 5944 02 24 11 Schedule for HART (Code Hh ) Page 15 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 7 Mar 2025 Day 66 --- 02 27 20 J1217+3007 15 18 21 19.6 319.6 3.0 0.0 -27 5944 No stop 02 28 50 =1215+303 15 19 51 19.3 319.4 3.0 0.0 63 5967 02 27 21 02 28 50 NGC4278 15 19 51 20.3 319.2 3.0 0.0 -27 5967 No stop 02 32 00 --- 15 23 01 19.8 318.6 3.0 0.0 163 6016 02 28 51 02 32 00 J1217+3007 15 23 01 18.9 318.8 3.1 0.0 -27 6016 No stop 02 33 30 =1215+303 15 24 32 18.7 318.6 3.1 0.0 63 6039 02 32 01 02 34 10 J1221+2813 15 25 12 20.5 317.7 3.0 0.0 10 6039 02 34 10 02 35 10 =1219+285 15 26 12 20.3 317.5 3.1 0.0 60 6055 02 34 11 02 35 50 J1217+3007 15 26 52 18.3 318.2 3.1 0.0 10 6055 02 35 50 02 37 20 =1215+303 15 28 22 18.1 318.0 3.2 0.0 90 6078 02 35 51 02 38 50 1308+326 15 29 53 23.2 328.5 2.3 0.0 37 6078 02 38 50 02 43 50 --- 15 34 53 22.6 327.6 2.4 0.0 300 6155 02 38 51 02 43 50 NGC4278 15 34 53 18.0 316.6 3.2 0.0 -52 6155 No stop 02 47 00 --- 15 38 04 17.5 316.1 3.3 0.0 138 6204 02 43 51 02 47 00 J1217+3007 15 38 04 16.6 316.4 3.3 0.0 -27 6204 No stop 02 48 30 =1215+303 15 39 34 16.4 316.2 3.3 0.0 63 6227 02 47 01 02 48 30 NGC4278 15 39 34 17.3 315.9 3.3 0.0 -27 6227 No stop 02 51 40 --- 15 42 45 16.8 315.4 3.4 0.0 163 6276 02 48 31 02 51 40 J1217+3007 15 42 45 15.9 315.7 3.4 0.0 -27 6276 No stop 02 53 10 =1215+303 15 44 15 15.6 315.4 3.4 0.0 63 6299 02 51 41 02 53 50 J1221+2813 15 44 55 17.4 314.5 3.4 0.0 10 6299 02 53 50 02 54 50 =1219+285 15 45 55 17.2 314.3 3.4 0.0 60 6315 02 53 51 02 55 30 J1217+3007 15 46 35 15.3 315.1 3.5 0.0 10 6315 02 55 30 02 57 00 =1215+303 15 48 06 15.0 314.8 3.5 0.0 90 6338 02 55 31 02 58 30 J1217+3007 15 49 36 14.8 314.6 3.5 0.0 69 6338 02 58 30 02 59 30 =1215+303 15 50 36 14.6 314.5 3.5 0.0 60 6353 02 58 31 02 59 30 NGC4278 15 50 36 15.5 314.2 3.5 0.0 -27 6353 No stop 03 02 40 --- 15 53 46 15.0 313.7 3.5 0.0 163 6402 02 59 31 03 02 40 J1217+3007 15 53 46 14.1 314.0 3.6 0.0 -27 6402 No stop 03 04 10 =1215+303 15 55 17 13.9 313.8 3.6 0.0 63 6426 03 02 41 Schedule for HART (Code Hh ) Page 16 NGC4278: The First VHE Emitting Low-Luminosity AGN UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 7 Mar 2025 Day 66 --- 03 04 10 NGC4278 15 55 17 14.8 313.5 3.6 0.0 -27 6426 No stop 03 07 20 --- 15 58 27 14.3 313.0 3.6 0.0 163 6474 03 04 11 03 07 20 J1217+3007 15 58 27 13.3 313.3 3.7 0.0 -27 6474 No stop 03 08 50 =1215+303 15 59 58 13.1 313.1 3.7 0.0 63 6498 03 07 21 03 09 30 J1221+2813 16 00 38 14.8 312.1 3.6 0.0 10 6498 03 09 30 03 10 30 =1219+285 16 01 38 14.7 311.9 3.6 0.0 60 6513 03 09 31 03 11 10 J1217+3007 16 02 18 12.7 312.7 3.7 0.0 10 6513 03 11 10 03 12 40 =1215+303 16 03 48 12.5 312.5 3.7 0.0 90 6536 03 11 11 03 12 40 NGC4278 16 03 48 13.4 312.2 3.7 0.0 -27 6536 No stop 03 15 50 --- 16 06 59 12.8 311.7 3.8 0.0 163 6585 03 12 41 03 15 50 J1217+3007 16 06 59 11.9 312.1 3.8 0.0 -27 6585 No stop 03 17 20 =1215+303 16 08 29 11.7 311.9 3.8 0.0 63 6608 03 15 51 03 17 20 NGC4278 16 08 29 12.6 311.5 3.8 0.0 -27 6608 No stop 03 20 30 --- 16 11 39 12.1 311.1 3.8 0.0 163 6657 03 17 21 03 20 30 J1217+3007 16 11 39 11.2 311.4 3.9 0.0 -27 6657 No stop 03 22 00 =1215+303 16 13 10 10.9 311.2 3.9 0.0 63 6681 03 20 31 03 22 40 J1221+2813 16 13 50 12.6 310.1 3.9 0.0 10 6681 03 22 40 03 23 40 =1219+285 16 14 50 12.4 310.0 3.9 0.0 60 6696 03 22 41 03 24 20 J1217+3007 16 15 30 10.5 310.9 3.9 0.0 10 6696 03 24 20 03 25 50 =1215+303 16 17 00 10.2 310.7 4.0 0.0 90 6719 03 24 21 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.X2048 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: hhsx Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 256.00 of 512.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 3 Station: HART Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 9 Setup file default. Used with PCAL = off LO sum= 8319.49 8319.49 8319.49 8319.49 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 8511.49 8511.49 8511.49 8511.49 BBC fr= 239.49 239.49 239.49 239.49 303.49 303.49 303.49 303.49 367.49 367.49 367.49 367.49 431.49 431.49 431.49 431.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 9 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * OJ287 08 51 57.250615 * 08 54 48.874927 08 56 16.561602 0.00 J0854+2006 20 17 58.41740 * 20 06 30.64085 20 00 43.16726 0.00 0851+202 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0854+20 GSFC 2016a X/S astro solution, 270807 observations. 1215+303 12 15 21.141961 * 12 17 52.081963 12 19 09.747709 0.02 * J1217+3007 30 23 39.93994 * 30 07 00.63593 29 58 26.20411 0.02 J1217+30 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 2098 observations. * NGC4278 12 17 36.159703 * 12 20 06.825386 12 21 24.331026 0.26 J1220+2916 29 33 29.26153 * 29 16 50.71350 29 08 16.55405 0.27 1217+295 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 68 observations. 1219+285 12 19 01.115596 * 12 21 31.690516 12 22 49.125899 0.04 * J1221+2813 28 30 36.52562 * 28 13 58.50017 28 05 24.56171 0.05 J1221+28 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 755 observations. * 1308+326 13 08 07.560130 * 13 10 28.663850 13 11 41.302650 0.22 J1310+3220 32 36 40.23884 * 32 20 43.78291 32 12 27.53465 0.20 J1310+32 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 116159 observations. 1758+388 17 58 44.703954 * 18 00 24.765363 18 01 14.732006 0.01 * J1800+3848 38 48 32.47350 * 38 48 30.69748 38 48 05.34744 0.01 J1800+38 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 5095 observations. SOURCE SCAN SUMMARY FOR SOURCES LISTED ABOVE Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Setup file Frequency sets Observing hours (duplicates not shown) Scan Baseline OJ287 sess125.X2048 1 2 3 4 5 6 7 8 9 10 0.092 4.125 J1217+3007 sess125.X2048 1 2 3 4 5 6 7 8 9 10 3.958 106.145 NGC4278 sess125.X2048 1 2 3 4 5 6 7 8 9 10 5.467 152.307 J1221+2813 sess125.X2048 1 2 3 4 5 6 7 8 9 10 0.850 26.607 1308+326 sess125.X2048 1 2 3 4 5 6 7 8 9 10 0.167 6.083 J1800+3848 sess125.X2048 1 2 3 4 7 8 0.058 0.866 EFFECT OF SOLAR CORONA The solar corona can cause unstable phases for sources too close to the Sun. SCHED provides warnings at individual scans for distances less than 10 degrees. The distance from the Sun to each source in this schedule is: Source Sun distance (deg) OJ287 144.1 J1217+3007 150.5 NGC4278 150.9 J1221+2813 151.5 1308+326 141.0 J1800+3848 83.6 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg