COVER INFORMATION Station: HART (Code Hh ) Experiment: AGN Cores Exp. Code: EC070D Schedule Version: 2.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: E. Chiaraluce Address: INAF-IAPS via del Fosso del Cavaliere, 100 00133 - Rome Italy Phone: +39 06 4548 8467 EMAIL: elia.chiaraluce@inaf.it Fax: --- Phone during observation: +39 06 4548 8467 Observing mode: Phase-referencing for sources at 3.6cm Notes: Targets: Mkn3, Mkn6, NGC4151, NGC4388, LEDA170194 Phase calibrators: J0610+7248, J0714+7408, J1206+3941, J1225+1253, J1245-1616 D-terms calibrator : -- Fringe finder : 3C286 Schedule for HART (Code Hh ) Page 2 AGN Cores 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 ---------------------------------------------------------------------------------------- --- Sat 26 Oct 2019 Day 299 --- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 230.49 230.49 230.49 230.49 294.49 294.49 294.49 294.49 358.49 358.49 358.49 358.49 422.49 422.49 422.49 422.49 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 04 59 50 J1225+1253 09 07 44 28.2 57.4 -3.3 0.0 0 0 04 59 50 05 02 50 =M84 09 10 45 28.8 56.9 -3.3 0.0 180 46 04 59 51 05 03 35 NGC4388 09 11 30 28.9 57.0 -3.3 0.0 21 46 05 03 35 05 06 35 --- 09 14 30 29.5 56.5 -3.2 0.0 180 93 05 03 36 05 08 06 J1225+1253 09 16 01 29.7 55.9 -3.2 0.0 67 93 05 08 06 05 09 06 =M84 09 17 01 29.9 55.7 -3.2 0.0 60 108 05 08 07 05 09 51 NGC4388 09 17 46 30.1 55.9 -3.1 0.0 21 108 05 09 51 05 14 51 --- 09 22 47 31.0 55.0 -3.1 0.0 300 185 05 09 52 05 15 36 J1225+1253 09 23 32 31.1 54.5 -3.0 0.0 21 185 05 15 36 05 16 36 =M84 09 24 32 31.3 54.3 -3.0 0.0 60 201 05 15 37 05 17 21 NGC4388 09 25 18 31.5 54.5 -3.0 0.0 21 201 05 17 21 05 22 21 --- 09 30 18 32.4 53.6 -2.9 0.0 300 278 05 17 22 05 23 06 J1225+1253 09 31 04 32.5 53.1 -2.9 0.0 21 278 05 23 06 05 24 06 =M84 09 32 04 32.7 52.9 -2.9 0.0 60 294 05 23 07 05 24 51 NGC4388 09 32 49 32.8 53.1 -2.9 0.0 21 294 05 24 51 05 29 51 --- 09 37 50 33.7 52.1 -2.8 0.0 300 371 05 24 52 05 30 36 J1225+1253 09 38 35 33.8 51.6 -2.8 0.0 21 371 05 30 36 05 31 36 =M84 09 39 35 34.0 51.4 -2.8 0.0 60 386 05 30 37 05 32 21 NGC4388 09 40 20 34.2 51.6 -2.8 0.0 21 386 05 32 21 05 37 21 --- 09 45 21 35.1 50.5 -2.7 0.0 300 464 05 32 22 ---------- Eff pointing ---------- 05 38 06 J1225+1253 09 46 06 35.1 50.0 -2.7 0.0 21 464 05 38 06 05 39 06 =M84 09 47 06 35.3 49.8 -2.6 0.0 60 479 05 38 07 ---------- Eff pointing ---------- 05 39 51 NGC4388 09 47 51 35.5 50.0 -2.6 0.0 21 479 05 39 51 05 44 51 --- 09 52 52 36.3 48.9 -2.6 0.0 300 556 05 39 52 Schedule for HART (Code Hh ) Page 3 AGN Cores 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 ---------------------------------------------------------------------------------------- --- Sat 26 Oct 2019 Day 299 --- ---------- Eff pointing ---------- 05 45 36 J1225+1253 09 53 37 36.4 48.4 -2.5 0.0 21 556 05 45 36 05 46 36 =M84 09 54 37 36.6 48.2 -2.5 0.0 60 572 05 45 37 ---------- Eff pointing ---------- 05 47 21 NGC4388 09 55 23 36.8 48.4 -2.5 0.0 21 572 05 47 21 05 52 21 --- 10 00 23 37.6 47.3 -2.4 0.0 300 649 05 47 22 05 53 06 J1225+1253 10 01 08 37.7 46.7 -2.4 0.0 21 649 05 53 06 05 54 06 =M84 10 02 09 37.8 46.5 -2.4 0.0 60 665 05 53 07 05 54 51 NGC4388 10 02 54 38.0 46.7 -2.4 0.0 21 665 05 54 51 05 59 51 --- 10 07 55 38.8 45.5 -2.3 0.0 300 742 05 54 52 06 00 36 J1225+1253 10 08 40 38.9 45.0 -2.3 0.0 21 742 06 00 36 06 01 36 =M84 10 09 40 39.0 44.7 -2.3 0.0 60 757 06 00 37 06 02 21 NGC4388 10 10 25 39.2 44.9 -2.3 0.0 21 757 06 02 21 06 07 21 --- 10 15 26 40.0 43.7 -2.2 0.0 300 835 06 02 22 06 08 06 J1225+1253 10 16 11 40.1 43.2 -2.2 0.0 21 835 06 08 06 06 09 06 =M84 10 17 11 40.2 42.9 -2.1 0.0 60 850 06 08 07 06 09 51 NGC4388 10 17 56 40.4 43.1 -2.1 0.0 21 850 06 09 51 06 14 51 --- 10 22 57 41.2 41.8 -2.1 0.0 300 927 06 09 52 06 15 36 J1225+1253 10 23 42 41.2 41.3 -2.0 0.0 21 927 06 15 36 06 16 36 =M84 10 24 42 41.4 41.0 -2.0 0.0 60 943 06 15 37 06 17 21 NGC4388 10 25 27 41.5 41.2 -2.0 0.0 21 943 06 17 21 06 22 21 --- 10 30 28 42.3 39.9 -1.9 0.0 300 1020 06 17 22 06 23 06 J1225+1253 10 31 13 42.3 39.3 -1.9 0.0 21 1020 06 23 06 06 24 06 =M84 10 32 14 42.4 39.0 -1.9 0.0 60 1036 06 23 07 06 24 51 NGC4388 10 32 59 42.6 39.2 -1.9 0.0 21 1036 06 24 51 06 29 51 --- 10 37 59 43.3 37.8 -1.8 0.0 300 1113 06 24 52 06 30 36 J1225+1253 10 38 45 43.3 37.2 -1.8 0.0 21 1113 06 30 36 06 31 36 =M84 10 39 45 43.5 37.0 -1.8 0.0 60 1128 06 30 37 06 33 25 3C286 10 41 34 20.5 38.6 -2.8 0.0 47 1128 06 33 25 06 34 25 --- 10 42 34 20.6 38.4 -2.8 0.0 60 1144 06 33 26 Schedule for HART (Code Hh ) Page 4 AGN Cores 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 ---------------------------------------------------------------------------------------- --- Sat 26 Oct 2019 Day 299 --- 06 36 12 J1206+3941 10 44 22 21.7 17.1 -1.4 0.0 38 1144 06 36 12 06 37 12 =1204+399 10 45 22 21.8 16.9 -1.4 0.0 60 1159 06 36 13 06 37 57 NGC4151 10 46 07 21.8 17.7 -1.4 0.0 18 1159 06 37 57 06 42 57 --- 10 51 08 22.2 16.7 -1.3 0.0 300 1237 06 37 58 06 43 42 J1206+3941 10 51 53 22.2 15.7 -1.3 0.0 17 1237 06 43 42 06 44 42 =1204+399 10 52 53 22.3 15.5 -1.2 0.0 60 1252 06 43 43 06 45 27 NGC4151 10 53 38 22.3 16.2 -1.3 0.0 18 1252 06 45 27 06 50 27 --- 10 58 39 22.6 15.2 -1.2 0.0 300 1329 06 45 28 06 51 12 J1206+3941 10 59 24 22.6 14.2 -1.1 0.0 17 1329 06 51 12 06 52 12 =1204+399 11 00 25 22.7 14.0 -1.1 0.0 60 1345 06 51 13 06 52 57 NGC4151 11 01 10 22.8 14.7 -1.2 0.0 18 1345 06 52 57 06 57 57 --- 11 06 10 23.1 13.7 -1.1 0.0 300 1422 06 52 58 06 58 02 J1206+3941 11 06 16 23.0 12.8 -1.0 0.0 -23 1422 No stop 06 58 57 =1204+399 11 07 11 23.0 12.6 -1.0 0.0 32 1438 06 57 58 07 00 43 3C286 11 08 56 24.1 33.5 -2.4 0.0 37 1438 07 00 43 07 01 43 --- 11 09 57 24.2 33.3 -2.4 0.0 60 1453 07 00 44 07 03 30 J1206+3941 11 11 44 23.3 11.7 -0.9 0.0 38 1453 07 03 30 07 04 30 =1204+399 11 12 44 23.3 11.5 -0.9 0.0 60 1469 07 03 31 07 04 59 NGC4151 11 13 13 23.4 12.2 -1.0 0.0 2 1469 07 04 59 07 09 59 --- 11 18 14 23.6 11.2 -0.9 0.0 300 1546 07 05 00 07 10 28 J1206+3941 11 18 44 23.5 10.2 -0.8 0.0 2 1546 07 10 28 07 11 28 =1204+399 11 19 44 23.6 10.0 -0.8 0.0 60 1561 07 10 29 07 11 57 NGC4151 11 20 13 23.7 10.8 -0.9 0.0 2 1561 07 11 57 07 16 57 --- 11 25 14 23.9 9.8 -0.8 0.0 300 1639 07 11 58 07 17 27 J1206+3941 11 25 43 23.8 8.8 -0.7 0.0 2 1639 07 17 27 07 18 27 =1204+399 11 26 43 23.8 8.6 -0.7 0.0 60 1654 07 17 28 07 18 55 NGC4151 11 27 12 24.0 9.4 -0.7 0.0 1 1654 07 18 55 07 23 55 --- 11 32 13 24.2 8.3 -0.7 0.0 300 1731 07 18 56 07 24 25 J1206+3941 11 32 42 24.0 7.3 -0.6 0.0 2 1731 07 24 25 07 25 25 =1204+399 11 33 42 24.1 7.1 -0.6 0.0 60 1747 07 24 26 Schedule for HART (Code Hh ) Page 5 AGN Cores 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 ---------------------------------------------------------------------------------------- --- Sat 26 Oct 2019 Day 299 --- 07 25 30 J1245-1616 11 33 47 70.5 64.4 -1.2 0.0 -134 1747 No stop 07 28 30 =1243-160 11 36 48 71.1 63.2 -1.2 0.0 46 1794 07 25 26 07 28 35 LEDA170194 11 36 53 72.4 60.0 -1.1 0.0 -25 1794 No stop 07 31 35 --- 11 39 53 73.0 58.5 -1.0 0.0 155 1842 07 28 31 07 32 09 J1245-1616 11 40 27 71.9 61.7 -1.1 0.0 4 1842 07 32 09 07 33 09 =1243-160 11 41 28 72.0 61.3 -1.1 0.0 60 1858 07 32 10 07 33 43 LEDA170194 11 42 03 73.4 57.5 -1.0 0.0 5 1858 07 33 43 07 38 43 --- 11 47 03 74.4 54.7 -0.9 0.0 300 1935 07 33 44 07 39 18 J1245-1616 11 47 37 73.2 58.4 -1.0 0.0 4 1935 07 39 18 07 40 18 =1243-160 11 48 38 73.4 57.8 -1.0 0.0 60 1950 07 39 19 07 40 52 LEDA170194 11 49 13 74.7 53.5 -0.8 0.0 5 1950 07 40 52 07 45 52 --- 11 54 13 75.6 50.3 -0.8 0.0 300 2028 07 40 53 07 46 27 J1245-1616 11 54 48 74.6 54.5 -0.9 0.0 4 2028 07 46 27 07 47 27 =1243-160 11 55 48 74.8 53.9 -0.9 0.0 60 2043 07 46 28 07 48 02 LEDA170194 11 56 23 76.0 48.8 -0.7 0.0 5 2043 07 48 02 07 53 02 --- 12 01 24 76.8 45.1 -0.6 0.0 300 2120 07 48 03 07 53 36 J1245-1616 12 01 58 75.9 49.9 -0.7 0.0 5 2120 07 53 36 07 54 36 =1243-160 12 02 58 76.0 49.2 -0.7 0.0 60 2136 07 53 37 07 55 11 LEDA170194 12 03 34 77.2 43.3 -0.6 0.0 5 2136 07 55 11 08 00 11 --- 12 08 34 77.9 38.9 -0.5 0.0 300 2213 07 55 12 08 00 45 J1245-1616 12 09 09 77.1 44.6 -0.6 0.0 5 2213 08 00 45 08 01 45 =1243-160 12 10 09 77.2 43.8 -0.6 0.0 60 2229 08 00 46 08 02 21 LEDA170194 12 10 44 78.2 36.9 -0.5 0.0 5 2229 08 02 21 08 07 21 --- 12 15 45 78.8 31.8 -0.4 0.0 300 2306 08 02 22 08 07 55 J1245-1616 12 16 20 78.1 38.3 -0.5 0.0 5 2306 08 07 55 08 08 55 =1243-160 12 17 20 78.3 37.4 -0.5 0.0 60 2321 08 07 56 08 09 30 LEDA170194 12 17 55 79.1 29.4 -0.4 0.0 5 2321 08 09 30 08 14 30 --- 12 22 56 79.6 23.4 -0.3 0.0 300 2399 08 09 31 08 15 05 J1245-1616 12 23 31 79.0 30.9 -0.4 0.0 5 2399 08 15 05 08 16 05 =1243-160 12 24 31 79.2 29.8 -0.4 0.0 60 2414 08 15 06 Schedule for HART (Code Hh ) Page 6 AGN Cores 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 ---------------------------------------------------------------------------------------- --- Sat 26 Oct 2019 Day 299 --- 08 16 40 LEDA170194 12 25 06 79.8 20.7 -0.2 0.0 6 2414 08 16 40 08 21 40 --- 12 30 07 80.1 14.1 -0.2 0.0 300 2491 08 16 41 08 22 15 J1245-1616 12 30 42 79.8 22.4 -0.3 0.0 5 2491 08 22 15 08 23 15 =1243-160 12 31 42 79.9 21.2 -0.3 0.0 60 2507 08 22 16 08 23 50 LEDA170194 12 32 18 80.2 11.1 -0.1 0.0 6 2507 08 23 50 08 28 50 --- 12 37 19 80.4 4.0 -0.0 0.0 300 2584 08 23 51 08 29 25 J1245-1616 12 37 53 80.3 12.9 -0.2 0.0 5 2584 08 29 25 08 30 25 =1243-160 12 38 54 80.3 11.5 -0.1 0.0 60 2600 08 29 26 08 31 01 LEDA170194 12 39 29 80.4 0.9 -0.0 0.0 6 2600 08 31 01 08 36 01 --- 12 44 30 80.3 353.7 0.1 0.0 300 2677 08 31 02 08 36 36 J1245-1616 12 45 05 80.5 2.6 -0.0 0.0 5 2677 08 36 36 08 37 36 =1243-160 12 46 05 80.5 1.2 -0.0 0.0 60 2692 08 36 37 08 38 11 LEDA170194 12 46 41 80.3 350.6 0.1 0.0 6 2692 08 38 11 08 43 11 --- 12 51 42 80.0 343.7 0.2 0.0 300 2770 08 38 12 08 43 46 J1245-1616 12 52 17 80.4 352.2 0.1 0.0 5 2770 08 43 46 08 44 46 =1243-160 12 53 17 80.4 350.8 0.1 0.0 60 2785 08 43 47 08 45 22 LEDA170194 12 53 53 79.9 340.9 0.2 0.0 6 2785 08 45 22 08 50 22 --- 12 58 54 79.4 334.6 0.3 0.0 300 2862 08 45 23 08 50 27 J1245-1616 12 58 59 80.1 342.9 0.2 0.0 -25 2862 No stop 08 51 17 =1243-160 12 59 49 80.0 341.8 0.2 0.0 25 2877 08 50 23 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess319.C2048 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: hh6cm 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: 7 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= 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 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: 14 Setup file default. Used with PCAL = off LO sum= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 230.49 230.49 230.49 230.49 294.49 294.49 294.49 294.49 358.49 358.49 358.49 358.49 422.49 422.49 422.49 422.49 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: 14 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) * MKN3 06 09 48.410936 * 06 15 36.335000 06 17 53.610124 0.00 71 03 10.49385 * 71 02 14.92500 71 01 31.52257 0.00 From catalog imbedded in main SCHED input file. * MKN6 06 45 43.904739 * 06 52 12.323000 06 54 44.506756 0.00 74 29 09.72865 * 74 25 37.23800 74 23 50.17512 0.00 From catalog imbedded in main SCHED input file. * NGC4151 12 08 01.048372 * 12 10 32.576000 12 11 29.873009 0.00 39 41 02.13210 * 39 24 21.06000 39 17 50.38368 0.00 From catalog imbedded in main SCHED input file. * NGC4388 12 23 14.638261 * 12 25 46.781000 12 26 44.742884 0.00 12 56 20.06864 * 12 39 43.76800 12 33 21.30785 0.00 From catalog imbedded in main SCHED input file. * LEDA170194 12 36 29.366662 * 12 39 06.285000 12 40 06.206149 0.00 -15 54 18.74066 *-16 10 47.34000 -16 17 02.18030 0.00 From catalog imbedded in main SCHED input file. 0604+728 06 04 39.219048 * 06 10 48.872107 06 13 14.916838 2.24 * J0610+7248 72 49 27.04443 * 72 48 53.18681 72 48 17.63144 0.52 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 48 observations. 0708+742 07 08 18.040386 * 07 14 36.124974 07 17 03.553988 0.56 * J0714+7408 74 13 17.50282 * 74 08 10.14418 74 05 46.06453 0.15 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 80 observations. 1204+399 12 04 04.592895 * 12 06 37.053364 12 07 34.717526 0.15 * J1206+3941 39 57 45.36759 * 39 41 03.74732 39 34 32.54400 0.17 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 110 observations. M84 12 22 31.582018 * 12 25 03.743334 12 26 01.711965 0.04 * J1225+1253 13 09 49.76866 * 12 53 13.13927 12 46 50.48310 0.11 1222+131 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 667 observations. 1243-160 12 43 16.239100 * 12 45 53.742270 12 46 53.876042 0.02 * J1245-1616 -16 00 22.40928 *-16 16 45.70517 -16 22 58.48528 0.02 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 2025 observations. * 3C286 13 28 49.657769 * 13 31 08.288061 13 32 00.632870 0.17 J1331+3030 30 45 58.64066 * 30 30 32.95930 30 24 38.16983 0.16 1328+307 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J1331+30 GSFC 2016a X/S astro solution, 269 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 MKN3 sess319.C2048 1 2 3 4 5 6 7 8 9 10 0.500 39.000 MKN6 sess319.C2048 1 2 3 4 5 6 7 8 9 10 0.883 65.465 NGC4151 sess319.C2048 1 2 3 4 5 6 7 8 9 10 14 0.500 39.000 NGC4388 sess319.C2048 1 2 3 4 5 6 7 8 9 10 14 0.967 84.516 LEDA170194 sess319.C2048 1 2 3 4 5 7 8 9 10 14 0.967 63.355 J0610+7248 sess319.C2048 1 2 3 4 5 6 7 8 9 10 0.113 8.818 J0714+7408 sess319.C2048 1 2 3 4 5 6 7 8 9 10 0.275 17.256 J1206+3941 sess319.C2048 1 2 3 4 5 6 7 8 9 10 14 0.132 9.999 J1225+1253 sess319.C2048 1 2 3 4 5 6 7 8 9 10 14 0.250 18.045 J1245-1616 sess319.C2048 1 2 3 4 5 7 8 9 10 14 0.247 13.182 3C286 sess319.C2048 1 2 3 4 5 6 7 8 9 10 14 0.033 3.033 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) MKN3 110.0 MKN6 106.4 NGC4151 57.7 NGC4388 34.3 LEDA170194 20.1 J0610+7248 109.6 J0714+7408 104.9 J1206+3941 58.3 J1225+1253 34.5 J1245-1616 18.5 3C286 43.4 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