COVER INFORMATION Station: EFLSBERG (Code Ef ) Experiment: Mapping the circumstellar OH masers of NSV17351 Exp. Code: EN015 Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Akiharu Nakagawa Address: Kagoshima University, Faculty of Science Korimoto 1-21-35 Kagoshima Japan Phone: +81 99 285 8077 EMAIL: nakagawa@sci.kagoshima-u.ac.jp Fax: Phone during observation: +31 68 633 7748 Observing mode: vlbi Notes: # Please, make sure PHASE CAL is OFF # Setup optimized for 1612 MHz maser line. e-MERLIN bands should only cover 1612 MHz maser. Other EVN bands cover 1612 and 1665/1667 masers. Schedule for EFLSBERG (Code Ef ) Page 2 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- Next scan frequencies: 1595.98 1595.98 1627.98 1627.98 1649.98 1649.98 1704.48 1704.48 Next BBC frequencies: 85.98 85.98 117.98 117.98 139.98 139.98 194.48 194.48 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 00 30 00 J0555+3948 02 45 31 55.2 89.0 -3.2 -55.8 0 0 00 30 00 00 34 00 =0552+398 02 49 32 55.9 89.8 -3.1 -55.9 240 31 00 30 01 01 29 40 J0702-1015 03 45 21 15.5 128.9 -3.3 -30.2 3123 31 01 29 40 01 31 00 =0700-101 03 46 41 15.7 129.2 -3.3 -30.0 80 41 01 29 41 01 35 10 J0702-1015 03 50 52 16.2 130.2 -3.2 -29.6 231 41 01 35 10 01 36 30 =0700-101 03 52 12 16.4 130.5 -3.2 -29.4 80 52 01 35 11 01 36 30 NSV17351 03 52 12 15.3 129.6 -3.3 -29.9 -31 52 No stop 01 40 10 --- 03 55 53 15.7 130.4 -3.2 -29.5 189 80 01 36 31 01 40 10 J0702-1015 03 55 53 16.8 131.3 -3.1 -29.0 -32 80 No stop 01 41 30 =0700-101 03 57 13 17.0 131.6 -3.1 -28.9 48 90 01 40 11 01 41 30 NSV17351 03 57 13 15.9 130.7 -3.2 -29.4 -31 90 No stop 01 45 10 --- 04 00 54 16.3 131.5 -3.1 -29.0 189 119 01 41 31 01 45 40 J0702-1015 04 01 24 17.5 132.5 -3.0 -28.4 -1 119 01 45 40 01 47 00 =0700-101 04 02 44 17.6 132.8 -3.0 -28.3 79 129 01 45 41 01 47 00 NSV17351 04 02 44 16.6 131.9 -3.1 -28.8 -31 129 No stop 01 50 40 --- 04 06 24 17.0 132.7 -3.0 -28.4 189 157 01 47 01 01 50 40 J0702-1015 04 06 24 18.0 133.7 -3.0 -27.9 -31 157 No stop 01 52 00 =0700-101 04 07 45 18.2 134.0 -2.9 -27.7 49 167 01 50 41 01 52 00 NSV17351 04 07 45 17.2 133.0 -3.0 -28.2 -31 167 No stop 01 55 40 --- 04 11 25 17.6 133.9 -3.0 -27.8 189 196 01 52 01 01 56 10 J0702-1015 04 11 55 18.7 134.9 -2.9 -27.2 -1 196 01 56 10 01 57 30 =0700-101 04 13 16 18.8 135.3 -2.8 -27.1 79 206 01 56 11 01 57 30 NSV17351 04 13 16 17.8 134.3 -2.9 -27.6 -31 206 No stop 02 01 10 --- 04 16 56 18.2 135.1 -2.9 -27.2 189 234 01 57 31 02 01 10 J0702-1015 04 16 56 19.2 136.1 -2.8 -26.6 -31 234 No stop 02 02 30 =0700-101 04 18 16 19.4 136.4 -2.8 -26.4 49 245 02 01 11 02 02 30 NSV17351 04 18 16 18.4 135.4 -2.8 -27.0 -31 245 No stop 02 06 10 --- 04 21 57 18.8 136.3 -2.8 -26.6 189 273 02 02 31 Schedule for EFLSBERG (Code Ef ) Page 3 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 02 06 40 J0702-1015 04 22 27 19.8 137.4 -2.7 -25.9 -1 273 02 06 40 02 08 00 =0700-101 04 23 47 20.0 137.7 -2.7 -25.8 79 283 02 06 41 02 08 00 NSV17351 04 23 47 19.0 136.7 -2.8 -26.3 -31 283 No stop 02 11 40 --- 04 27 28 19.4 137.6 -2.7 -25.9 189 312 02 08 01 02 11 40 J0702-1015 04 27 28 20.4 138.6 -2.6 -25.3 -31 312 No stop 02 13 00 =0700-101 04 28 48 20.5 138.9 -2.6 -25.1 49 322 02 11 41 02 13 00 NSV17351 04 28 48 19.5 137.9 -2.7 -25.7 -31 322 No stop 02 16 40 --- 04 32 29 19.9 138.8 -2.6 -25.3 189 350 02 13 01 02 17 10 J0702-1015 04 32 59 20.9 139.9 -2.5 -24.6 -2 350 02 17 10 02 18 30 =0700-101 04 34 19 21.1 140.2 -2.5 -24.4 78 361 02 17 11 02 18 30 NSV17351 04 34 19 20.1 139.2 -2.6 -25.0 -31 361 No stop 02 22 10 --- 04 38 00 20.5 140.1 -2.5 -24.5 189 389 02 18 31 02 22 10 J0702-1015 04 38 00 21.4 141.1 -2.4 -23.9 -32 389 No stop 02 23 30 =0700-101 04 39 20 21.6 141.4 -2.4 -23.8 48 399 02 22 11 02 23 30 NSV17351 04 39 20 20.6 140.4 -2.5 -24.4 -31 399 No stop 02 27 10 --- 04 43 00 21.0 141.3 -2.4 -23.9 189 428 02 23 31 02 27 40 J0702-1015 04 43 31 22.0 142.4 -2.3 -23.2 -2 428 02 27 40 02 29 00 =0700-101 04 44 51 22.1 142.8 -2.3 -23.0 78 438 02 27 41 02 29 00 NSV17351 04 44 51 21.1 141.7 -2.4 -23.6 -31 438 No stop 02 32 40 --- 04 48 31 21.5 142.6 -2.3 -23.1 189 466 02 29 01 02 32 40 J0702-1015 04 48 31 22.5 143.7 -2.3 -22.5 -32 466 No stop 02 34 00 =0700-101 04 49 52 22.6 144.0 -2.2 -22.3 48 477 02 32 41 02 34 00 NSV17351 04 49 52 21.6 142.9 -2.3 -23.0 -31 477 No stop 02 37 40 --- 04 53 32 22.0 143.8 -2.3 -22.5 189 505 02 34 01 02 38 10 J0702-1015 04 54 02 23.0 145.0 -2.2 -21.7 -2 505 02 38 10 02 39 30 =0700-101 04 55 23 23.1 145.4 -2.1 -21.5 78 515 02 38 11 02 39 30 NSV17351 04 55 23 22.2 144.3 -2.2 -22.2 -31 515 No stop 02 43 10 --- 04 59 03 22.5 145.2 -2.2 -21.7 189 544 02 39 31 02 43 10 J0702-1015 04 59 03 23.4 146.3 -2.1 -21.0 -32 544 No stop 02 44 30 =0700-101 05 00 23 23.5 146.6 -2.1 -20.8 48 554 02 43 11 Schedule for EFLSBERG (Code Ef ) Page 4 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 02 44 30 NSV17351 05 00 23 22.6 145.5 -2.1 -21.5 -31 554 No stop 02 48 10 --- 05 04 04 22.9 146.4 -2.1 -21.0 189 582 02 44 31 02 48 40 J0702-1015 05 04 34 23.9 147.7 -2.0 -20.2 -2 582 02 48 40 02 50 00 =0700-101 05 05 54 24.0 148.0 -2.0 -20.0 78 593 02 48 41 02 50 00 NSV17351 05 05 54 23.1 146.9 -2.1 -20.7 -31 593 No stop 02 53 40 --- 05 09 35 23.4 147.8 -2.0 -20.2 189 621 02 50 01 02 53 40 J0702-1015 05 09 35 24.3 148.9 -1.9 -19.5 -32 621 No stop 02 55 00 =0700-101 05 10 55 24.4 149.3 -1.9 -19.3 48 631 02 53 41 02 55 00 NSV17351 05 10 55 23.5 148.1 -2.0 -20.0 -31 631 No stop 02 58 40 --- 05 14 36 23.8 149.1 -1.9 -19.4 189 660 02 55 01 02 59 10 J0702-1015 05 15 06 24.8 150.3 -1.8 -18.6 -3 660 02 59 10 03 00 30 =0700-101 05 16 26 24.9 150.7 -1.8 -18.4 77 670 02 59 11 03 00 30 NSV17351 05 16 26 24.0 149.5 -1.9 -19.2 -32 670 No stop 03 04 10 --- 05 20 07 24.3 150.5 -1.8 -18.6 188 698 03 00 31 03 04 10 J0702-1015 05 20 07 25.1 151.6 -1.7 -17.9 -33 698 No stop 03 05 30 =0700-101 05 21 27 25.2 152.0 -1.7 -17.7 47 709 03 04 11 03 05 30 NSV17351 05 21 27 24.4 150.8 -1.8 -18.4 -32 709 No stop 03 09 40 --- 05 25 37 24.7 151.9 -1.7 -17.8 218 741 03 05 31 03 10 10 J0702-1015 05 26 08 25.6 153.2 -1.6 -16.9 -3 741 03 10 10 03 11 30 =0700-101 05 27 28 25.7 153.6 -1.6 -16.7 77 751 03 10 11 03 12 00 J0654-1053 05 27 58 25.7 156.1 -1.5 -15.2 -10 751 03 12 00 03 13 10 =0651-108 05 29 08 25.7 156.4 -1.4 -15.0 60 760 03 12 01 03 13 40 J0702-1015 05 29 38 25.8 154.1 -1.6 -16.4 -9 760 03 13 40 03 15 00 =0700-101 05 30 58 25.9 154.5 -1.5 -16.2 71 770 03 13 41 03 17 00 J0745+1011 05 32 59 41.1 133.9 -2.2 -27.8 30 770 03 17 00 03 21 00 =0742+103 05 36 59 41.6 135.0 -2.2 -27.2 240 801 03 17 01 03 23 00 J0702-1015 05 39 00 26.5 156.6 -1.4 -14.9 29 801 03 23 00 03 24 30 =0700-101 05 40 30 26.5 157.0 -1.4 -14.6 90 813 03 23 01 03 24 30 NSV17351 05 40 30 25.7 155.7 -1.5 -15.4 -32 813 No stop 03 28 10 --- 05 44 11 26.0 156.7 -1.4 -14.8 188 841 03 24 31 Schedule for EFLSBERG (Code Ef ) Page 5 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 03 28 40 J0702-1015 05 44 41 26.8 158.1 -1.3 -13.9 -3 841 03 28 40 03 30 00 =0700-101 05 46 01 26.9 158.5 -1.3 -13.7 77 851 03 28 41 03 30 00 NSV17351 05 46 01 26.1 157.2 -1.4 -14.5 -32 851 No stop 03 33 40 --- 05 49 41 26.3 158.2 -1.3 -13.9 188 880 03 30 01 03 33 40 J0702-1015 05 49 41 27.1 159.4 -1.2 -13.1 -33 880 No stop 03 35 00 =0700-101 05 51 02 27.2 159.8 -1.2 -12.9 47 890 03 33 41 03 35 00 NSV17351 05 51 02 26.4 158.5 -1.3 -13.7 -32 890 No stop 03 38 40 --- 05 54 42 26.6 159.5 -1.2 -13.1 188 918 03 35 01 03 39 10 J0702-1015 05 55 12 27.4 160.9 -1.1 -12.2 -3 918 03 39 10 03 40 30 =0700-101 05 56 33 27.5 161.3 -1.1 -12.0 77 929 03 39 11 03 40 30 NSV17351 05 56 33 26.7 160.0 -1.2 -12.8 -32 929 No stop 03 44 10 --- 06 00 13 26.9 161.0 -1.1 -12.2 188 957 03 40 31 03 44 10 J0702-1015 06 00 13 27.6 162.3 -1.1 -11.3 -34 957 No stop 03 45 30 =0700-101 06 01 33 27.7 162.7 -1.0 -11.1 46 967 03 44 11 03 45 30 NSV17351 06 01 33 27.0 161.4 -1.1 -11.9 -33 967 No stop 03 49 10 --- 06 05 14 27.1 162.3 -1.1 -11.3 187 996 03 45 31 03 49 40 J0702-1015 06 05 44 27.9 163.8 -1.0 -10.4 -4 996 03 49 40 03 51 00 =0700-101 06 07 04 27.9 164.2 -0.9 -10.2 76 1006 03 49 41 03 51 00 NSV17351 06 07 04 27.2 162.8 -1.0 -11.0 -33 1006 No stop 03 54 40 --- 06 10 45 27.4 163.8 -1.0 -10.4 187 1034 03 51 01 03 54 40 J0702-1015 06 10 45 28.1 165.2 -0.9 -9.5 -34 1034 No stop 03 56 00 =0700-101 06 12 05 28.2 165.5 -0.9 -9.3 46 1045 03 54 41 03 56 00 NSV17351 06 12 05 27.5 164.2 -0.9 -10.1 -33 1045 No stop 03 59 40 --- 06 15 46 27.6 165.2 -0.9 -9.5 187 1073 03 56 01 04 00 10 J0702-1015 06 16 16 28.3 166.7 -0.8 -8.5 -4 1073 04 00 10 04 01 30 =0700-101 06 17 36 28.4 167.1 -0.8 -8.3 76 1083 04 00 11 04 01 30 NSV17351 06 17 36 27.7 165.7 -0.9 -9.2 -33 1083 No stop 04 05 10 --- 06 21 17 27.8 166.7 -0.8 -8.5 187 1112 04 01 31 04 05 10 J0702-1015 06 21 17 28.5 168.1 -0.7 -7.7 -34 1112 No stop 04 06 30 =0700-101 06 22 37 28.5 168.5 -0.7 -7.4 46 1122 04 05 11 Schedule for EFLSBERG (Code Ef ) Page 6 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 04 06 30 NSV17351 06 22 37 27.9 167.1 -0.8 -8.3 -33 1122 No stop 04 10 10 --- 06 26 17 28.0 168.1 -0.7 -7.7 187 1150 04 06 31 04 10 40 J0702-1015 06 26 47 28.7 169.6 -0.6 -6.7 -4 1150 04 10 40 04 12 00 =0700-101 06 28 08 28.7 170.0 -0.6 -6.4 76 1161 04 10 41 04 12 00 NSV17351 06 28 08 28.1 168.6 -0.7 -7.3 -33 1161 No stop 04 15 40 --- 06 31 48 28.2 169.6 -0.6 -6.7 187 1189 04 12 01 04 15 40 J0702-1015 06 31 48 28.8 171.0 -0.5 -5.8 -34 1189 No stop 04 17 00 =0700-101 06 33 09 28.8 171.4 -0.5 -5.5 46 1199 04 15 41 04 17 00 NSV17351 06 33 09 28.2 170.0 -0.6 -6.5 -33 1199 No stop 04 20 40 --- 06 36 49 28.3 171.0 -0.5 -5.8 187 1228 04 17 01 04 21 10 J0702-1015 06 37 19 28.9 172.6 -0.4 -4.8 -4 1228 04 21 10 04 22 30 =0700-101 06 38 39 28.9 172.9 -0.4 -4.6 76 1238 04 21 11 04 22 30 NSV17351 06 38 39 28.3 171.5 -0.5 -5.5 -33 1238 No stop 04 26 10 --- 06 42 20 28.4 172.6 -0.4 -4.8 187 1266 04 22 31 04 26 10 J0702-1015 06 42 20 29.0 174.0 -0.4 -3.9 -34 1266 No stop 04 27 30 =0700-101 06 43 40 29.0 174.3 -0.3 -3.7 46 1277 04 26 11 04 27 30 NSV17351 06 43 40 28.5 172.9 -0.4 -4.6 -33 1277 No stop 04 31 10 --- 06 47 21 28.5 173.9 -0.4 -3.9 187 1305 04 27 31 04 31 40 J0702-1015 06 47 51 29.1 175.5 -0.3 -2.9 -4 1305 04 31 40 04 33 00 =0700-101 06 49 11 29.1 175.9 -0.2 -2.7 76 1315 04 31 41 04 33 00 NSV17351 06 49 11 28.6 174.5 -0.3 -3.6 -33 1315 No stop 04 36 40 --- 06 52 52 28.6 175.5 -0.3 -2.9 187 1344 04 33 01 04 36 40 J0702-1015 06 52 52 29.1 176.9 -0.2 -2.0 -34 1344 No stop 04 38 00 =0700-101 06 54 12 29.2 177.3 -0.2 -1.7 46 1354 04 36 41 04 38 00 NSV17351 06 54 12 28.6 175.9 -0.2 -2.7 -33 1354 No stop 04 42 10 --- 06 58 23 28.7 177.0 -0.2 -1.9 217 1386 04 38 01 04 42 40 J0702-1015 06 58 53 29.2 178.6 -0.1 -0.9 -5 1386 04 42 40 04 44 00 =0700-101 07 00 13 29.2 179.0 -0.1 -0.6 75 1396 04 42 41 04 44 30 J0654-1053 07 00 43 28.5 181.5 0.1 1.0 -9 1396 04 44 30 04 45 40 =0651-108 07 01 53 28.5 181.8 0.1 1.2 61 1405 04 44 31 Schedule for EFLSBERG (Code Ef ) Page 7 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 04 46 10 J0702-1015 07 02 23 29.2 179.6 -0.0 -0.3 -8 1405 04 46 10 04 47 30 =0700-101 07 03 44 29.2 180.0 -0.0 -0.0 72 1416 04 46 11 04 47 30 NSV17351 07 03 44 28.7 178.5 -0.1 -1.0 -33 1416 No stop 04 51 10 --- 07 07 24 28.7 179.6 -0.0 -0.3 187 1444 04 47 31 04 51 40 J0702-1015 07 07 54 29.2 181.2 0.1 0.8 -5 1444 04 51 40 04 53 00 =0700-101 07 09 14 29.2 181.5 0.1 1.0 75 1454 04 51 41 04 53 00 NSV17351 07 09 14 28.7 180.1 0.0 0.0 -34 1454 No stop 04 56 40 --- 07 12 55 28.7 181.1 0.1 0.7 186 1483 04 53 01 04 56 40 J0702-1015 07 12 55 29.2 182.6 0.2 1.7 -35 1483 No stop 04 58 00 =0700-101 07 14 15 29.1 183.0 0.2 1.9 45 1493 04 56 41 04 58 00 NSV17351 07 14 15 28.7 181.5 0.1 1.0 -34 1493 No stop 05 01 40 --- 07 17 56 28.7 182.5 0.1 1.6 186 1521 04 58 01 05 02 10 J0702-1015 07 18 26 29.1 184.1 0.2 2.7 -5 1521 05 02 10 05 03 30 =0700-101 07 19 46 29.1 184.5 0.3 2.9 75 1532 05 02 11 05 03 30 NSV17351 07 19 46 28.7 183.0 0.2 2.0 -34 1532 No stop 05 07 10 --- 07 23 27 28.6 184.0 0.2 2.6 186 1560 05 03 31 05 07 10 J0702-1015 07 23 27 29.0 185.5 0.3 3.6 -35 1560 No stop 05 08 30 =0700-101 07 24 47 29.0 185.9 0.4 3.8 45 1570 05 07 11 05 08 30 NSV17351 07 24 47 28.6 184.4 0.3 2.9 -34 1570 No stop 05 12 10 --- 07 28 28 28.6 185.4 0.3 3.5 186 1599 05 08 31 05 12 40 J0702-1015 07 28 58 28.9 187.1 0.4 4.6 -5 1599 05 12 40 05 14 00 =0700-101 07 30 18 28.9 187.5 0.4 4.8 75 1609 05 12 41 05 14 00 NSV17351 07 30 18 28.5 186.0 0.4 3.9 -34 1609 No stop 05 17 40 --- 07 33 58 28.5 187.0 0.4 4.5 186 1637 05 14 01 05 17 40 J0702-1015 07 33 58 28.8 188.5 0.5 5.5 -35 1637 No stop 05 19 00 =0700-101 07 35 19 28.8 188.9 0.5 5.7 45 1648 05 17 41 05 19 00 NSV17351 07 35 19 28.4 187.4 0.4 4.8 -34 1648 No stop 05 22 40 --- 07 38 59 28.4 188.4 0.5 5.4 186 1676 05 19 01 05 23 10 J0702-1015 07 39 29 28.7 190.0 0.6 6.5 -5 1676 05 23 10 05 24 30 =0700-101 07 40 50 28.7 190.4 0.6 6.7 75 1686 05 23 11 Schedule for EFLSBERG (Code Ef ) Page 8 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 05 24 30 NSV17351 07 40 50 28.3 188.9 0.5 5.7 -34 1686 No stop 05 28 10 --- 07 44 30 28.2 189.9 0.6 6.4 186 1715 05 24 31 05 28 10 J0702-1015 07 44 30 28.5 191.4 0.7 7.4 -35 1715 No stop 05 29 30 =0700-101 07 45 50 28.5 191.8 0.7 7.6 45 1725 05 28 11 05 29 30 NSV17351 07 45 50 28.2 190.3 0.6 6.6 -34 1725 No stop 05 33 10 --- 07 49 31 28.1 191.3 0.7 7.3 186 1753 05 29 31 05 33 40 J0702-1015 07 50 01 28.4 193.0 0.8 8.3 -5 1753 05 33 40 05 35 00 =0700-101 07 51 21 28.3 193.3 0.8 8.6 75 1764 05 33 41 05 35 00 NSV17351 07 51 21 28.0 191.8 0.7 7.6 -34 1764 No stop 05 38 40 --- 07 55 02 27.9 192.8 0.8 8.3 186 1792 05 35 01 05 38 40 J0702-1015 07 55 02 28.2 194.3 0.9 9.2 -35 1792 No stop 05 40 00 =0700-101 07 56 22 28.1 194.7 0.9 9.4 45 1802 05 38 41 05 40 00 NSV17351 07 56 22 27.8 193.2 0.8 8.5 -34 1802 No stop 05 43 40 --- 08 00 03 27.7 194.2 0.9 9.1 186 1831 05 40 01 05 44 10 J0702-1015 08 00 33 27.9 195.8 0.9 10.2 -5 1831 05 44 10 05 45 30 =0700-101 08 01 53 27.9 196.2 1.0 10.4 75 1841 05 44 11 05 45 30 NSV17351 08 01 53 27.6 194.7 0.9 9.4 -34 1841 No stop 05 49 10 --- 08 05 34 27.5 195.7 0.9 10.1 186 1869 05 45 31 05 49 10 J0702-1015 08 05 34 27.7 197.2 1.0 11.0 -35 1869 No stop 05 50 30 =0700-101 08 06 54 27.7 197.6 1.1 11.3 45 1879 05 49 11 05 50 30 NSV17351 08 06 54 27.4 196.1 1.0 10.3 -34 1879 No stop 05 54 10 --- 08 10 34 27.3 197.1 1.0 10.9 186 1908 05 50 31 05 54 40 J0702-1015 08 11 05 27.4 198.7 1.1 12.0 -5 1908 05 54 40 05 56 00 =0700-101 08 12 25 27.4 199.1 1.1 12.2 75 1918 05 54 41 05 56 00 NSV17351 08 12 25 27.2 197.6 1.1 11.3 -34 1918 No stop 05 59 40 --- 08 16 05 27.0 198.6 1.1 11.9 186 1946 05 56 01 05 59 40 J0702-1015 08 16 05 27.2 200.1 1.2 12.8 -35 1946 No stop 06 01 00 =0700-101 08 17 26 27.1 200.4 1.2 13.0 45 1957 05 59 41 06 01 00 NSV17351 08 17 26 26.9 198.9 1.1 12.1 -34 1957 No stop 06 05 10 --- 08 21 36 26.7 200.0 1.2 12.8 216 1989 06 01 01 Schedule for EFLSBERG (Code Ef ) Page 9 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 06 05 40 J0702-1015 08 22 06 26.8 201.7 1.3 13.8 -5 1989 06 05 40 06 07 00 =0700-101 08 23 27 26.8 202.1 1.3 14.0 75 1999 06 05 41 06 07 30 J0654-1053 08 23 57 25.6 204.2 1.5 15.4 -8 1999 06 07 30 06 08 40 =0651-108 08 25 07 25.5 204.5 1.5 15.6 62 2008 06 07 31 06 09 10 J0702-1015 08 25 37 26.6 202.6 1.4 14.4 -7 2008 06 09 10 06 10 30 =0700-101 08 26 57 26.5 203.0 1.4 14.6 73 2019 06 09 11 06 13 00 J0745+1011 08 29 28 48.7 196.0 0.7 10.2 32 2019 06 13 00 06 17 00 =0742+103 08 33 28 48.5 197.4 0.8 11.2 240 2050 06 13 01 06 19 00 J0702-1015 08 35 29 26.0 205.2 1.5 16.0 0 2050 06 19 00 06 20 30 =0700-101 08 36 59 25.9 205.6 1.6 16.2 90 2061 06 19 01 06 20 30 NSV17351 08 36 59 25.8 204.1 1.5 15.3 -34 2061 No stop 06 24 10 --- 08 40 39 25.5 205.1 1.5 15.9 186 2089 06 20 31 06 24 40 J0702-1015 08 41 10 25.6 206.7 1.6 16.9 -5 2089 06 24 40 06 26 00 =0700-101 08 42 30 25.5 207.1 1.6 17.1 75 2100 06 24 41 06 26 00 NSV17351 08 42 30 25.4 205.6 1.6 16.2 -34 2100 No stop 06 29 40 --- 08 46 10 25.2 206.5 1.6 16.8 186 2128 06 26 01 06 29 40 J0702-1015 08 46 10 25.2 208.0 1.7 17.7 -35 2128 No stop 06 31 00 =0700-101 08 47 31 25.1 208.4 1.7 17.9 45 2138 06 29 41 06 31 00 NSV17351 08 47 31 25.1 206.9 1.6 17.0 -34 2138 No stop 06 34 40 --- 08 51 11 24.8 207.8 1.7 17.6 186 2167 06 31 01 06 35 10 J0702-1015 08 51 41 24.8 209.5 1.8 18.5 -5 2167 06 35 10 06 36 30 =0700-101 08 53 01 24.7 209.8 1.8 18.7 75 2177 06 35 11 06 36 30 NSV17351 08 53 01 24.6 208.3 1.7 17.9 -34 2177 No stop 06 40 10 --- 08 56 42 24.4 209.2 1.8 18.4 186 2205 06 36 31 06 40 10 J0702-1015 08 56 42 24.4 210.7 1.9 19.3 -35 2205 No stop 06 41 30 =0700-101 08 58 02 24.3 211.1 1.9 19.5 45 2216 06 40 11 06 41 30 NSV17351 08 58 02 24.3 209.6 1.8 18.6 -34 2216 No stop 06 45 10 --- 09 01 43 24.0 210.5 1.9 19.2 186 2244 06 41 31 06 45 40 J0702-1015 09 02 13 24.0 212.1 2.0 20.1 -5 2244 06 45 40 06 47 00 =0700-101 09 03 33 23.8 212.5 2.0 20.3 75 2254 06 45 41 Schedule for EFLSBERG (Code Ef ) Page 10 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 06 47 00 NSV17351 09 03 33 23.8 211.0 1.9 19.5 -34 2254 No stop 06 50 40 --- 09 07 14 23.5 211.9 2.0 20.0 186 2283 06 47 01 06 50 40 J0702-1015 09 07 14 23.5 213.4 2.1 20.8 -35 2283 No stop 06 52 00 =0700-101 09 08 34 23.4 213.7 2.1 21.0 45 2293 06 50 41 06 52 00 NSV17351 09 08 34 23.4 212.2 2.0 20.2 -34 2293 No stop 06 55 40 --- 09 12 15 23.1 213.2 2.1 20.7 186 2321 06 52 01 06 56 10 J0702-1015 09 12 45 23.0 214.8 2.1 21.6 -5 2321 06 56 10 06 57 30 =0700-101 09 14 05 22.9 215.1 2.2 21.8 75 2332 06 56 11 06 57 30 NSV17351 09 14 05 22.9 213.6 2.1 21.0 -34 2332 No stop 07 01 10 --- 09 17 45 22.6 214.5 2.1 21.5 186 2360 06 57 31 07 01 10 J0702-1015 09 17 45 22.6 216.0 2.2 22.3 -35 2360 No stop 07 02 30 =0700-101 09 19 06 22.4 216.3 2.3 22.5 45 2370 07 01 11 07 02 30 NSV17351 09 19 06 22.5 214.9 2.2 21.7 -34 2370 No stop 07 06 10 --- 09 22 46 22.1 215.8 2.2 22.2 186 2399 07 02 31 07 06 40 J0702-1015 09 23 16 22.0 217.4 2.3 23.1 -5 2399 07 06 40 07 08 00 =0700-101 09 24 37 21.9 217.7 2.3 23.3 75 2409 07 06 41 07 08 00 NSV17351 09 24 37 22.0 216.2 2.3 22.5 -34 2409 No stop 07 11 40 --- 09 28 17 21.6 217.1 2.3 23.0 186 2437 07 08 01 07 11 40 J0702-1015 09 28 17 21.6 218.6 2.4 23.8 -35 2437 No stop 07 13 00 =0700-101 09 29 37 21.4 218.9 2.4 23.9 45 2448 07 11 41 07 13 00 NSV17351 09 29 37 21.5 217.4 2.3 23.2 -34 2448 No stop 07 16 40 --- 09 33 18 21.1 218.3 2.4 23.7 186 2476 07 13 01 07 17 10 J0702-1015 09 33 48 21.0 219.9 2.5 24.5 -5 2476 07 17 10 07 18 30 =0700-101 09 35 08 20.9 220.2 2.5 24.7 75 2486 07 17 11 07 18 30 NSV17351 09 35 08 21.0 218.8 2.4 23.9 -34 2486 No stop 07 22 10 --- 09 38 49 20.6 219.7 2.5 24.4 186 2515 07 18 31 07 22 10 J0702-1015 09 38 49 20.5 221.1 2.6 25.1 -34 2515 No stop 07 23 30 =0700-101 09 40 09 20.3 221.4 2.6 25.3 46 2525 07 22 11 07 23 30 NSV17351 09 40 09 20.4 220.0 2.5 24.6 -34 2525 No stop 07 27 10 --- 09 43 50 20.1 220.8 2.6 25.0 186 2553 07 23 31 Schedule for EFLSBERG (Code Ef ) Page 11 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 07 27 40 J0702-1015 09 44 20 19.9 222.4 2.7 25.8 -4 2553 07 27 40 07 29 00 =0700-101 09 45 40 19.8 222.7 2.7 26.0 76 2564 07 27 41 07 29 00 NSV17351 09 45 40 19.9 221.3 2.6 25.3 -34 2564 No stop 07 32 40 --- 09 49 21 19.5 222.1 2.7 25.7 186 2592 07 29 01 07 32 40 J0702-1015 09 49 21 19.4 223.6 2.8 26.5 -34 2592 No stop 07 34 00 =0700-101 09 50 41 19.2 223.9 2.8 26.6 46 2602 07 32 41 07 34 00 NSV17351 09 50 41 19.3 222.5 2.7 25.9 -33 2602 No stop 07 37 40 --- 09 54 21 18.9 223.3 2.8 26.4 187 2630 07 34 01 07 38 10 J0702-1015 09 54 52 18.7 224.9 2.9 27.1 -4 2630 07 38 10 07 39 30 =0700-101 09 56 12 18.6 225.2 2.9 27.3 76 2641 07 38 11 07 39 30 NSV17351 09 56 12 18.7 223.7 2.8 26.6 -33 2641 No stop 07 43 10 --- 09 59 52 18.3 224.6 2.8 27.0 187 2669 07 39 31 07 43 10 J0702-1015 09 59 52 18.2 226.0 2.9 27.7 -34 2669 No stop 07 44 30 =0700-101 10 01 13 18.0 226.3 3.0 27.9 46 2679 07 43 11 07 44 30 NSV17351 10 01 13 18.2 224.9 2.9 27.2 -33 2679 No stop 07 48 10 --- 10 04 53 17.8 225.7 2.9 27.6 187 2708 07 44 31 07 48 40 J0702-1015 10 05 23 17.5 227.3 3.0 28.3 -4 2708 07 48 40 07 50 00 =0700-101 10 06 44 17.4 227.6 3.0 28.5 76 2718 07 48 41 07 50 00 NSV17351 10 06 44 17.6 226.2 3.0 27.8 -33 2718 No stop 07 53 40 --- 10 10 24 17.1 227.0 3.0 28.2 187 2746 07 50 01 07 53 40 J0702-1015 10 10 24 16.9 228.4 3.1 28.9 -34 2746 No stop 07 55 00 =0700-101 10 11 44 16.8 228.7 3.1 29.1 46 2757 07 53 41 07 55 00 NSV17351 10 11 44 17.0 227.3 3.0 28.4 -33 2757 No stop 07 58 40 --- 10 15 25 16.5 228.1 3.1 28.8 187 2785 07 55 01 07 59 10 J0702-1015 10 15 55 16.3 229.7 3.2 29.5 -4 2785 07 59 10 08 00 30 =0700-101 10 17 15 16.1 230.0 3.2 29.6 76 2795 07 59 11 08 00 30 NSV17351 10 17 15 16.3 228.5 3.1 29.0 -33 2795 No stop 08 04 10 --- 10 20 56 15.9 229.4 3.2 29.4 187 2824 08 00 31 08 04 10 J0702-1015 10 20 56 15.7 230.8 3.3 30.0 -34 2824 No stop 08 05 30 =0700-101 10 22 16 15.5 231.1 3.3 30.2 46 2834 08 04 11 Schedule for EFLSBERG (Code Ef ) Page 12 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 08 05 30 NSV17351 10 22 16 15.7 229.7 3.2 29.6 -33 2834 No stop 08 09 10 --- 10 25 57 15.3 230.5 3.3 29.9 187 2862 08 05 31 08 09 40 J0702-1015 10 26 27 15.0 232.0 3.4 30.6 -4 2862 08 09 40 08 11 00 =0700-101 10 27 47 14.8 232.3 3.4 30.7 76 2873 08 09 41 08 11 00 NSV17351 10 27 47 15.1 230.9 3.3 30.1 -33 2873 No stop 08 14 40 --- 10 31 28 14.6 231.7 3.4 30.5 187 2901 08 11 01 08 14 40 J0702-1015 10 31 28 14.4 233.1 3.5 31.1 -34 2901 No stop 08 16 00 =0700-101 10 32 48 14.2 233.4 3.5 31.2 46 2911 08 14 41 08 16 00 NSV17351 10 32 48 14.4 232.0 3.4 30.7 -33 2911 No stop 08 19 40 --- 10 36 28 14.0 232.8 3.5 31.0 187 2940 08 16 01 08 20 10 J0702-1015 10 36 58 13.7 234.3 3.6 31.6 -4 2940 08 20 10 08 21 30 =0700-101 10 38 19 13.5 234.6 3.6 31.8 76 2950 08 20 11 08 21 30 NSV17351 10 38 19 13.7 233.2 3.5 31.2 -33 2950 No stop 08 25 10 --- 10 41 59 13.3 234.0 3.5 31.6 187 2978 08 21 31 08 25 10 J0702-1015 10 41 59 13.0 235.4 3.6 32.1 -34 2978 No stop 08 26 30 =0700-101 10 43 20 12.8 235.6 3.7 32.2 46 2989 08 25 11 08 26 30 NSV17351 10 43 20 13.1 234.3 3.6 31.7 -33 2989 No stop 08 30 10 --- 10 47 00 12.6 235.0 3.6 32.0 187 3017 08 26 31 08 30 40 J0702-1015 10 47 30 12.3 236.5 3.7 32.6 -4 3017 08 30 40 08 32 00 =0700-101 10 48 50 12.1 236.8 3.8 32.7 76 3027 08 30 41 08 32 00 NSV17351 10 48 50 12.4 235.4 3.7 32.2 -33 3027 No stop 08 35 40 --- 10 52 31 11.9 236.2 3.7 32.5 187 3056 08 32 01 08 35 40 J0702-1015 10 52 31 11.6 237.6 3.8 33.1 -34 3056 No stop 08 37 00 =0700-101 10 53 51 11.4 237.9 3.8 33.2 46 3066 08 35 41 08 37 00 NSV17351 10 53 51 11.7 236.5 3.7 32.7 -33 3066 No stop 08 40 40 --- 10 57 32 11.2 237.3 3.8 33.0 187 3094 08 37 01 08 41 10 J0702-1015 10 58 02 10.9 238.7 3.9 33.5 -4 3094 08 41 10 08 42 30 =0700-101 10 59 22 10.7 239.0 3.9 33.6 76 3105 08 41 11 08 42 30 NSV17351 10 59 22 11.0 237.7 3.8 33.1 -33 3105 No stop 08 46 10 --- 11 03 03 10.5 238.4 3.9 33.5 187 3133 08 42 31 Schedule for EFLSBERG (Code Ef ) Page 13 Mapping the circumstellar OH masers of NSV17351 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 18 Oct 2024 Day 292 --- 08 56 00 J0745+1011 11 12 54 31.7 244.9 3.4 35.8 471 3133 08 56 00 09 00 00 =0742+103 11 16 55 31.1 245.8 3.5 36.1 240 3164 08 56 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess324.L1024usb Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: ef18cm 18cm Prime focus receiver, standard LO ****** Only 121.52 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 1 Station: EFLSBERG Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 Net SB= U U U U U U U U IF SB = U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 2 10 3 11 4 12 BBC SB= U U U U U U U U IF = A2 C4 A2 C4 A2 C4 A2 C4 The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = off LO sum= 1595.98 1595.98 1627.98 1627.98 1649.98 1649.98 1704.48 1704.48 BBC fr= 85.98 85.98 117.98 117.98 139.98 139.98 194.48 194.48 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 3 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * NSV17351 07 05 27.733426 * 07 07 49.387600 07 08 59.656065 0.00 -10 39 18.71482 *-10 44 06.00500 -10 46 11.98632 0.00 From catalog imbedded in main SCHED input file. 0700-101 07 00 13.623770 * 07 02 35.756819 07 03 46.295871 0.12 * J0702-1015 -10 10 41.11556 *-10 15 06.41742 -10 17 01.65938 0.28 From catalog imbedded in main SCHED input file. rfc_2024b Petrov and Kovalev, in preparation 433 observations 0651-108 06 51 49.375054 * 06 54 10.639381 06 55 20.801162 0.17 * J0654-1053 -10 49 47.30755 *-10 53 36.96933 -10 55 14.34607 0.41 From catalog imbedded in main SCHED input file. rfc_2024b Petrov and Kovalev, in preparation 126 observations 0552+398 05 52 01.407168 * 05 55 30.805611 05 57 15.205240 0.00 * J0555+3948 39 48 21.94581 * 39 48 49.16496 39 49 01.34400 0.00 DA193 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0555+39 GSFC 2016a X/S astro solution, 415688 observations. 0742+103 07 42 48.464622 * 07 45 33.059522 07 46 54.495519 0.01 * J0745+1011 10 18 32.65792 * 10 11 12.69227 10 07 43.38631 0.02 J0745+10 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 10335 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 NSV17351 sess324.L1024usb 1 2 3 4 5 6 7 8 5.411 291.454 J0702-1015 sess324.L1024usb 1 2 3 4 5 6 7 8 2.097 103.685 J0654-1053 sess324.L1024usb 1 2 3 4 5 6 7 8 0.058 3.768 J0555+3948 sess324.L1024usb 1 2 3 4 5 6 7 8 0.067 4.400 J0745+1011 sess324.L1024usb 1 2 3 4 5 6 7 8 0.200 13.039 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) NSV17351 94.2 J0702-1015 95.5 J0654-1053 97.4 J0555+3948 114.7 J0745+1011 88.5 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