COVER INFORMATION Station: ONSALA85 (Code O8 ) Experiment: Probing the gas kinematic and velocity gradients at milliarcsecond scale Exp. Code: ES089 Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Rafal Sarniak Address: Torun Centre for Astronomy ul. Gagarina 11, Torun, PL-87100 Poland Phone: +48 56 6113038 EMAIL: kain@astro.umk.pl Fax: +48 56 6113009 Phone during observation: +48 56 6113010 Observing mode: MKV, 128Mb/s Notes: Please, make sure the PHASE CAL is OFF. Schedule for ONSALA85 (Code O8 ) Page 2 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- Next scan frequencies: 6663.96 6663.96 6663.96 6663.96 6667.96 6667.96 6667.96 6667.96 6671.96 6671.96 6671.96 6671.96 6675.96 6675.96 6675.96 6675.96 Next BBC frequencies: 413.96 413.96 413.96 413.96 417.96 417.96 417.96 417.96 421.96 421.96 421.96 421.96 425.96 425.96 425.96 425.96 Next scan bandwidths: 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 04 00 00 J1834-0301 15 35 10 19.7 131.4 -3.0 0.0 0 0 04 00 00 04 01 45 =1831-030 15 36 55 19.8 131.9 -3.0 0.0 105 2 04 00 01 04 01 45 G30.224 15 36 55 19.0 128.5 -3.2 0.0 -20 2 No stop 04 05 00 --- 15 40 11 19.3 129.3 -3.1 0.0 175 5 04 01 46 04 05 00 J1834-0301 15 40 11 20.2 132.6 -2.9 0.0 -20 5 No stop 04 06 45 =1831-030 15 41 56 20.3 133.1 -2.9 0.0 85 7 04 05 01 04 06 45 G30.198 15 41 56 19.5 129.7 -3.1 0.0 -20 7 No stop 04 10 00 --- 15 45 12 19.8 130.5 -3.0 0.0 175 10 04 06 46 04 10 15 J1834-0301 15 45 27 20.7 133.9 -2.8 0.0 -5 10 04 10 15 04 12 00 =1831-030 15 47 12 20.8 134.4 -2.8 0.0 100 11 04 10 16 04 15 42 3C345 15 50 55 70.4 148.5 -0.9 0.0 38 11 04 15 42 04 20 42 --- 15 55 56 70.8 151.2 -0.8 0.0 300 16 04 15 43 04 20 42 3C345 15 55 56 70.8 151.2 -0.8 0.0 -5 16 No stop 04 24 32 --- 15 59 46 71.0 153.3 -0.7 0.0 225 20 04 20 43 04 26 32 J1834-0301 16 01 47 22.2 138.0 -2.6 0.0 -64 20 04 26 32 04 28 17 =1831-030 16 03 32 22.4 138.4 -2.5 0.0 41 22 04 26 33 04 28 17 G30.224 16 03 32 21.7 135.0 -2.7 0.0 -20 22 No stop 04 31 32 --- 16 06 47 22.0 135.8 -2.7 0.0 175 25 04 28 18 04 32 17 J1834-0301 16 07 33 22.7 139.5 -2.5 0.0 25 25 04 32 17 04 34 02 =1831-030 16 09 18 22.9 139.9 -2.4 0.0 105 26 04 32 18 04 34 02 G30.198 16 09 18 22.2 136.5 -2.6 0.0 -20 26 No stop 04 37 17 --- 16 12 33 22.5 137.3 -2.6 0.0 175 30 04 34 03 04 37 17 J1834-0301 16 12 33 23.1 140.7 -2.4 0.0 -20 30 No stop 04 39 02 =1831-030 16 14 19 23.3 141.2 -2.3 0.0 85 31 04 37 18 04 39 02 G30.224 16 14 19 22.7 137.7 -2.6 0.0 -20 31 No stop 04 42 17 --- 16 17 34 23.0 138.5 -2.5 0.0 175 34 04 39 03 Schedule for ONSALA85 (Code O8 ) Page 3 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 04 43 02 J1834-0301 16 18 19 23.6 142.2 -2.3 0.0 25 34 04 43 02 04 44 47 =1831-030 16 20 05 23.8 142.7 -2.3 0.0 105 36 04 43 03 04 44 47 G30.198 16 20 05 23.2 139.2 -2.5 0.0 -20 36 No stop 04 48 02 --- 16 23 20 23.5 140.0 -2.4 0.0 175 39 04 44 48 04 48 02 J1834-0301 16 23 20 24.0 143.5 -2.2 0.0 -20 39 No stop 04 49 47 =1831-030 16 25 05 24.2 144.0 -2.2 0.0 85 41 04 48 03 04 49 47 G30.224 16 25 05 23.6 140.4 -2.4 0.0 -20 41 No stop 04 53 02 --- 16 28 21 23.9 141.3 -2.3 0.0 175 44 04 49 48 04 53 47 J1834-0301 16 29 06 24.5 145.0 -2.1 0.0 25 44 04 53 47 04 55 32 =1831-030 16 30 51 24.6 145.5 -2.1 0.0 105 46 04 53 48 04 55 32 G30.198 16 30 51 24.1 141.9 -2.3 0.0 -20 46 No stop 04 58 47 --- 16 34 07 24.4 142.8 -2.2 0.0 175 49 04 55 33 04 58 47 J1834-0301 16 34 07 24.9 146.3 -2.0 0.0 -20 49 No stop 05 00 32 =1831-030 16 35 52 25.0 146.8 -2.0 0.0 85 51 04 58 48 05 00 32 G30.224 16 35 52 24.5 143.2 -2.2 0.0 -20 51 No stop 05 03 47 --- 16 39 08 24.8 144.1 -2.1 0.0 175 54 05 00 33 05 04 32 J1834-0301 16 39 53 25.3 147.8 -1.9 0.0 25 54 05 04 32 05 06 17 =1831-030 16 41 38 25.4 148.3 -1.9 0.0 105 55 05 04 33 05 06 17 G30.198 16 41 38 25.0 144.7 -2.1 0.0 -20 55 No stop 05 09 32 --- 16 44 54 25.2 145.6 -2.1 0.0 175 59 05 06 18 05 09 32 J1834-0301 16 44 54 25.6 149.2 -1.8 0.0 -20 59 No stop 05 11 17 =1831-030 16 46 39 25.8 149.6 -1.8 0.0 85 60 05 09 33 05 11 17 G30.224 16 46 39 25.4 146.0 -2.0 0.0 -20 60 No stop 05 14 32 --- 16 49 55 25.6 146.9 -2.0 0.0 175 63 05 11 18 05 15 17 J1834-0301 16 50 40 26.0 150.7 -1.7 0.0 25 63 05 15 17 05 17 02 =1831-030 16 52 25 26.2 151.2 -1.7 0.0 105 65 05 15 18 05 17 02 G30.198 16 52 25 25.8 147.6 -1.9 0.0 -20 65 No stop 05 20 17 --- 16 55 40 26.0 148.5 -1.9 0.0 175 68 05 17 03 05 20 17 J1834-0301 16 55 40 26.4 152.0 -1.7 0.0 -20 68 No stop 05 22 02 =1831-030 16 57 26 26.5 152.5 -1.6 0.0 85 70 05 20 18 Schedule for ONSALA85 (Code O8 ) Page 4 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 05 22 02 G30.224 16 57 26 26.1 148.9 -1.8 0.0 -20 70 No stop 05 25 17 --- 17 00 41 26.4 149.8 -1.8 0.0 175 73 05 22 03 05 26 02 J1834-0301 17 01 26 26.7 153.6 -1.6 0.0 25 73 05 26 02 05 27 47 =1831-030 17 03 12 26.8 154.1 -1.5 0.0 105 75 05 26 03 05 27 47 G30.198 17 03 12 26.5 150.5 -1.7 0.0 -20 75 No stop 05 31 02 --- 17 06 27 26.7 151.3 -1.7 0.0 175 78 05 27 48 05 31 02 J1834-0301 17 06 27 27.0 155.0 -1.5 0.0 -20 78 No stop 05 32 47 =1831-030 17 08 13 27.1 155.4 -1.4 0.0 85 80 05 31 03 05 32 47 G30.224 17 08 13 26.9 151.8 -1.7 0.0 -20 80 No stop 05 36 02 --- 17 11 28 27.1 152.7 -1.6 0.0 175 83 05 32 48 05 36 47 J1834-0301 17 12 13 27.3 156.5 -1.4 0.0 25 83 05 36 47 05 38 32 =1831-030 17 13 58 27.4 157.0 -1.4 0.0 105 84 05 36 48 05 38 32 G30.198 17 13 58 27.2 153.4 -1.6 0.0 -20 84 No stop 05 41 47 --- 17 17 14 27.4 154.3 -1.5 0.0 175 88 05 38 33 05 41 47 J1834-0301 17 17 14 27.6 157.9 -1.3 0.0 -20 88 No stop 05 43 32 =1831-030 17 18 59 27.7 158.4 -1.3 0.0 85 89 05 41 48 05 43 32 G30.224 17 18 59 27.5 154.7 -1.5 0.0 -20 89 No stop 05 46 47 --- 17 22 15 27.7 155.6 -1.4 0.0 175 92 05 43 33 05 47 32 J1834-0301 17 23 00 27.9 159.5 -1.2 0.0 25 92 05 47 32 05 49 17 =1831-030 17 24 45 28.0 160.0 -1.2 0.0 105 94 05 47 33 05 49 17 G30.198 17 24 45 27.8 156.3 -1.4 0.0 -20 94 No stop 05 52 32 --- 17 28 01 28.0 157.2 -1.3 0.0 175 97 05 49 18 05 52 32 J1834-0301 17 28 01 28.1 160.9 -1.1 0.0 -20 97 No stop 05 54 17 =1831-030 17 29 46 28.2 161.4 -1.1 0.0 85 99 05 52 33 05 54 17 G30.224 17 29 46 28.1 157.7 -1.3 0.0 -20 99 No stop 05 57 32 --- 17 33 02 28.3 158.6 -1.3 0.0 175 102 05 54 18 05 58 17 J1834-0301 17 33 47 28.3 162.5 -1.0 0.0 25 102 05 58 17 06 00 02 =1831-030 17 35 32 28.4 163.0 -1.0 0.0 105 104 05 58 18 06 00 02 G30.198 17 35 32 28.4 159.3 -1.2 0.0 -20 104 No stop 06 03 17 --- 17 38 48 28.5 160.2 -1.2 0.0 175 107 06 00 03 Schedule for ONSALA85 (Code O8 ) Page 5 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 06 03 17 J1834-0301 17 38 48 28.5 163.9 -0.9 0.0 -20 107 No stop 06 05 02 =1831-030 17 40 33 28.6 164.4 -0.9 0.0 85 109 06 03 18 06 05 02 G30.224 17 40 33 28.6 160.7 -1.1 0.0 -20 109 No stop 06 08 17 --- 17 43 48 28.8 161.6 -1.1 0.0 175 112 06 05 03 06 09 02 J1834-0301 17 44 34 28.7 165.6 -0.8 0.0 25 112 06 09 02 06 10 47 =1831-030 17 46 19 28.8 166.1 -0.8 0.0 105 113 06 09 03 06 10 47 G30.198 17 46 19 28.8 162.4 -1.0 0.0 -20 113 No stop 06 14 02 --- 17 49 34 29.0 163.3 -1.0 0.0 175 117 06 10 48 06 14 02 J1834-0301 17 49 34 28.9 167.0 -0.8 0.0 -20 117 No stop 06 15 47 =1831-030 17 51 20 29.0 167.5 -0.7 0.0 85 118 06 14 03 06 15 47 G30.224 17 51 20 29.1 163.7 -0.9 0.0 -20 118 No stop 06 19 02 --- 17 54 35 29.2 164.7 -0.9 0.0 175 121 06 15 48 06 19 47 J1834-0301 17 55 20 29.1 168.6 -0.7 0.0 25 121 06 19 47 06 21 32 =1831-030 17 57 06 29.1 169.1 -0.6 0.0 105 123 06 19 48 06 21 32 G30.198 17 57 06 29.2 165.4 -0.8 0.0 -20 123 No stop 06 24 47 --- 18 00 21 29.4 166.3 -0.8 0.0 175 126 06 21 33 06 24 47 J1834-0301 18 00 21 29.2 170.0 -0.6 0.0 -20 126 No stop 06 26 32 =1831-030 18 02 06 29.2 170.5 -0.6 0.0 85 128 06 24 48 06 29 44 3C345 18 05 18 68.0 225.7 1.4 0.0 7 128 06 29 44 06 34 44 --- 18 10 19 67.5 227.9 1.4 0.0 300 133 06 29 45 06 34 44 3C345 18 10 19 67.5 227.9 1.4 0.0 -5 133 No stop 06 38 34 --- 18 14 09 67.1 229.5 1.5 0.0 225 136 06 34 45 06 40 34 J1834-0301 18 16 10 29.5 174.5 -0.3 0.0 -64 136 06 40 34 06 42 19 =1831-030 18 17 55 29.5 175.1 -0.3 0.0 41 138 06 40 35 06 42 19 G30.224 18 17 55 29.8 171.3 -0.5 0.0 -20 138 No stop 06 45 34 --- 18 21 11 29.9 172.2 -0.4 0.0 175 141 06 42 20 06 46 19 J1834-0301 18 21 56 29.5 176.2 -0.2 0.0 25 141 06 46 19 06 48 04 =1831-030 18 23 41 29.6 176.7 -0.2 0.0 105 143 06 46 20 06 48 04 G30.198 18 23 41 29.9 173.0 -0.4 0.0 -20 143 No stop 06 51 19 --- 18 26 57 30.0 173.9 -0.4 0.0 175 146 06 48 05 Schedule for ONSALA85 (Code O8 ) Page 6 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 06 51 19 J1834-0301 18 26 57 29.6 177.6 -0.1 0.0 -20 146 No stop 06 53 04 =1831-030 18 28 42 29.6 178.1 -0.1 0.0 85 148 06 51 20 06 53 04 G30.224 18 28 42 30.0 174.4 -0.3 0.0 -20 148 No stop 06 56 19 --- 18 31 57 30.0 175.4 -0.3 0.0 175 151 06 53 05 06 57 04 J1834-0301 18 32 43 29.6 179.3 -0.0 0.0 25 151 06 57 04 06 58 49 =1831-030 18 34 28 29.6 179.8 -0.0 0.0 105 153 06 57 05 06 58 49 G30.198 18 34 28 30.1 176.1 -0.2 0.0 -20 153 No stop 07 02 04 --- 18 37 43 30.1 177.0 -0.2 0.0 175 156 06 58 50 07 02 04 J1834-0301 18 37 43 29.6 180.7 0.0 0.0 -20 156 No stop 07 03 49 =1831-030 18 39 29 29.6 181.2 0.1 0.0 85 157 07 02 05 07 03 49 G30.224 18 39 29 30.1 177.5 -0.1 0.0 -20 157 No stop 07 07 04 --- 18 42 44 30.1 178.5 -0.1 0.0 175 161 07 03 50 07 07 49 J1834-0301 18 43 29 29.6 182.4 0.1 0.0 25 161 07 07 49 07 09 34 =1831-030 18 45 15 29.6 182.9 0.2 0.0 105 162 07 07 50 07 09 34 G30.198 18 45 15 30.1 179.2 -0.0 0.0 -20 162 No stop 07 12 49 --- 18 48 30 30.1 180.2 0.0 0.0 175 165 07 09 35 07 12 49 J1834-0301 18 48 30 29.5 183.8 0.2 0.0 -20 165 No stop 07 14 34 =1831-030 18 50 15 29.5 184.3 0.3 0.0 85 167 07 12 50 07 14 34 G30.224 18 50 15 30.1 180.6 0.0 0.0 -20 167 No stop 07 17 49 --- 18 53 31 30.1 181.6 0.1 0.0 175 170 07 14 35 07 18 34 J1834-0301 18 54 16 29.5 185.5 0.3 0.0 25 170 07 18 34 07 20 19 =1831-030 18 56 01 29.5 186.0 0.3 0.0 105 172 07 18 35 07 20 19 G30.198 18 56 01 30.1 182.3 0.1 0.0 -20 172 No stop 07 23 34 --- 18 59 17 30.1 183.3 0.2 0.0 175 175 07 20 20 07 23 34 J1834-0301 18 59 17 29.4 186.9 0.4 0.0 -20 175 No stop 07 25 19 =1831-030 19 01 02 29.4 187.4 0.4 0.0 85 177 07 23 35 07 25 19 G30.224 19 01 02 30.1 183.7 0.2 0.0 -20 177 No stop 07 28 34 --- 19 04 18 30.0 184.7 0.3 0.0 175 180 07 25 20 07 29 19 J1834-0301 19 05 03 29.3 188.6 0.5 0.0 25 180 07 29 19 07 31 04 =1831-030 19 06 48 29.3 189.1 0.5 0.0 105 182 07 29 20 Schedule for ONSALA85 (Code O8 ) Page 7 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 07 31 04 G30.198 19 06 48 30.0 185.4 0.3 0.0 -20 182 No stop 07 34 19 --- 19 10 04 30.0 186.4 0.4 0.0 175 185 07 31 05 07 34 19 J1834-0301 19 10 04 29.2 190.0 0.6 0.0 -20 185 No stop 07 36 04 =1831-030 19 11 49 29.1 190.5 0.6 0.0 85 186 07 34 20 07 36 04 G30.224 19 11 49 29.9 186.9 0.4 0.0 -20 186 No stop 07 39 19 --- 19 15 04 29.9 187.8 0.5 0.0 175 190 07 36 05 07 40 04 J1834-0301 19 15 50 29.0 191.6 0.7 0.0 25 190 07 40 04 07 41 49 =1831-030 19 17 35 29.0 192.1 0.7 0.0 105 191 07 40 05 07 41 49 G30.198 19 17 35 29.8 188.5 0.5 0.0 -20 191 No stop 07 45 04 --- 19 20 50 29.8 189.5 0.5 0.0 175 194 07 41 50 07 45 04 J1834-0301 19 20 50 28.9 193.1 0.8 0.0 -20 194 No stop 07 46 49 =1831-030 19 22 36 28.8 193.5 0.8 0.0 85 196 07 45 05 07 46 49 G30.224 19 22 36 29.7 189.9 0.6 0.0 -20 196 No stop 07 50 04 --- 19 25 51 29.7 190.9 0.6 0.0 175 199 07 46 50 07 50 49 J1834-0301 19 26 36 28.7 194.7 0.9 0.0 25 199 07 50 49 07 52 34 =1831-030 19 28 22 28.7 195.2 0.9 0.0 105 201 07 50 50 07 52 34 G30.198 19 28 22 29.6 191.6 0.7 0.0 -20 201 No stop 07 55 49 --- 19 31 37 29.5 192.5 0.7 0.0 175 204 07 52 35 07 55 49 J1834-0301 19 31 37 28.5 196.1 0.9 0.0 -20 204 No stop 07 57 34 =1831-030 19 33 22 28.5 196.6 1.0 0.0 85 206 07 55 50 07 57 34 G30.224 19 33 22 29.4 193.0 0.8 0.0 -20 206 No stop 08 00 49 --- 19 36 38 29.3 193.9 0.8 0.0 175 209 07 57 35 08 01 34 J1834-0301 19 37 23 28.3 197.7 1.0 0.0 25 209 08 01 34 08 03 19 =1831-030 19 39 08 28.2 198.2 1.1 0.0 105 211 08 01 35 08 03 19 G30.198 19 39 08 29.2 194.7 0.9 0.0 -20 211 No stop 08 06 34 --- 19 42 24 29.1 195.6 0.9 0.0 175 214 08 03 20 08 06 34 J1834-0301 19 42 24 28.1 199.1 1.1 0.0 -20 214 No stop 08 08 19 =1831-030 19 44 09 28.0 199.6 1.1 0.0 85 215 08 06 35 08 08 19 G30.224 19 44 09 29.1 196.1 0.9 0.0 -20 215 No stop 08 11 34 --- 19 47 25 29.0 197.0 1.0 0.0 175 219 08 08 20 Schedule for ONSALA85 (Code O8 ) Page 8 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 08 12 19 J1834-0301 19 48 10 27.8 200.7 1.2 0.0 25 219 08 12 19 08 14 04 =1831-030 19 49 55 27.7 201.2 1.2 0.0 105 220 08 12 20 08 14 04 G30.198 19 49 55 28.8 197.7 1.0 0.0 -20 220 No stop 08 17 19 --- 19 53 11 28.7 198.6 1.1 0.0 175 223 08 14 05 08 17 19 J1834-0301 19 53 11 27.6 202.1 1.3 0.0 -20 223 No stop 08 19 04 =1831-030 19 54 56 27.5 202.6 1.3 0.0 85 225 08 17 20 08 19 04 G30.224 19 54 56 28.6 199.1 1.1 0.0 -20 225 No stop 08 22 19 --- 19 58 12 28.5 200.0 1.2 0.0 175 228 08 19 05 08 23 04 J1834-0301 19 58 57 27.3 203.7 1.4 0.0 25 228 08 23 04 08 24 49 =1831-030 20 00 42 27.2 204.2 1.4 0.0 105 230 08 23 05 08 24 49 G30.198 20 00 42 28.4 200.7 1.2 0.0 -20 230 No stop 08 28 04 --- 20 03 57 28.2 201.7 1.3 0.0 175 233 08 24 50 08 28 04 J1834-0301 20 03 57 27.0 205.1 1.5 0.0 -20 233 No stop 08 29 49 =1831-030 20 05 43 26.9 205.5 1.5 0.0 85 235 08 28 05 08 33 32 3C345 20 09 27 52.8 264.4 3.4 0.0 39 235 08 33 32 08 38 32 --- 20 14 28 52.2 265.6 3.5 0.0 300 240 08 33 33 08 38 55 3C345 20 14 51 52.1 265.7 3.5 0.0 17 240 08 38 55 08 42 50 --- 20 18 47 51.6 266.5 3.6 0.0 235 243 08 38 56 08 44 50 J1834-0301 20 20 47 26.0 209.6 1.8 0.0 -64 243 08 44 50 08 46 35 =1831-030 20 22 32 25.8 210.1 1.8 0.0 41 245 08 44 51 08 46 35 G30.224 20 22 32 27.2 206.7 1.6 0.0 -20 245 No stop 08 49 50 --- 20 25 48 27.0 207.6 1.6 0.0 175 248 08 46 36 08 50 35 J1834-0301 20 26 33 25.6 211.1 1.9 0.0 25 248 08 50 35 08 52 20 =1831-030 20 28 18 25.4 211.6 1.9 0.0 105 250 08 50 36 08 52 20 G30.198 20 28 18 26.8 208.3 1.7 0.0 -20 250 No stop 08 55 35 --- 20 31 34 26.6 209.2 1.7 0.0 175 253 08 52 21 08 55 35 J1834-0301 20 31 34 25.2 212.5 1.9 0.0 -20 253 No stop 08 57 20 =1831-030 20 33 19 25.1 212.9 2.0 0.0 85 255 08 55 36 08 57 20 G30.224 20 33 19 26.5 209.7 1.8 0.0 -20 255 No stop 09 00 35 --- 20 36 34 26.3 210.5 1.8 0.0 175 258 08 57 21 Schedule for ONSALA85 (Code O8 ) Page 9 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 09 01 20 J1834-0301 20 37 20 24.8 214.0 2.0 0.0 25 258 09 01 20 09 03 05 =1831-030 20 39 05 24.7 214.4 2.1 0.0 105 259 09 01 21 09 03 05 G30.198 20 39 05 26.1 211.2 1.9 0.0 -20 259 No stop 09 06 20 --- 20 42 20 25.9 212.1 1.9 0.0 175 263 09 03 06 09 06 20 J1834-0301 20 42 20 24.4 215.3 2.1 0.0 -20 263 No stop 09 08 05 =1831-030 20 44 06 24.3 215.8 2.1 0.0 85 264 09 06 21 09 08 05 G30.224 20 44 06 25.8 212.5 1.9 0.0 -20 264 No stop 09 11 20 --- 20 47 21 25.5 213.4 2.0 0.0 175 267 09 08 06 09 12 05 J1834-0301 20 48 06 23.9 216.8 2.2 0.0 25 267 09 12 05 09 13 50 =1831-030 20 49 52 23.8 217.2 2.2 0.0 105 269 09 12 06 09 13 50 G30.198 20 49 52 25.3 214.1 2.0 0.0 -20 269 No stop 09 17 05 --- 20 53 07 25.1 214.9 2.1 0.0 175 272 09 13 51 09 17 05 J1834-0301 20 53 07 23.5 218.1 2.3 0.0 -20 272 No stop 09 18 50 =1831-030 20 54 52 23.4 218.5 2.3 0.0 85 274 09 17 06 09 18 50 G30.224 20 54 52 24.9 215.4 2.1 0.0 -20 274 No stop 09 22 05 --- 20 58 08 24.7 216.2 2.2 0.0 175 277 09 18 51 09 22 50 J1834-0301 20 58 53 23.1 219.6 2.4 0.0 25 277 09 22 50 09 24 35 =1831-030 21 00 38 22.9 220.0 2.4 0.0 105 279 09 22 51 09 24 35 G30.198 21 00 38 24.5 216.9 2.2 0.0 -20 279 No stop 09 27 50 --- 21 03 54 24.2 217.7 2.3 0.0 175 282 09 24 36 09 27 50 J1834-0301 21 03 54 22.6 220.8 2.5 0.0 -20 282 No stop 09 29 35 =1831-030 21 05 39 22.5 221.3 2.5 0.0 85 284 09 27 51 09 29 35 G30.224 21 05 39 24.1 218.2 2.3 0.0 -20 284 No stop 09 32 50 --- 21 08 55 23.8 219.0 2.3 0.0 175 287 09 29 36 09 33 35 J1834-0301 21 09 40 22.1 222.3 2.6 0.0 25 287 09 33 35 09 35 20 =1831-030 21 11 25 21.9 222.7 2.6 0.0 105 288 09 33 36 09 35 20 G30.198 21 11 25 23.6 219.7 2.4 0.0 -20 288 No stop 09 38 35 --- 21 14 41 23.3 220.5 2.4 0.0 175 292 09 35 21 09 38 35 J1834-0301 21 14 41 21.6 223.5 2.7 0.0 -20 292 No stop 09 40 20 =1831-030 21 16 26 21.5 224.0 2.7 0.0 85 293 09 38 36 Schedule for ONSALA85 (Code O8 ) Page 10 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 09 40 20 G30.224 21 16 26 23.1 220.9 2.5 0.0 -20 293 No stop 09 43 35 --- 21 19 42 22.9 221.8 2.5 0.0 175 296 09 40 21 09 44 20 J1834-0301 21 20 27 21.1 225.0 2.8 0.0 25 296 09 44 20 09 46 05 =1831-030 21 22 12 20.9 225.4 2.8 0.0 105 298 09 44 21 09 46 05 G30.198 21 22 12 22.6 222.4 2.6 0.0 -20 298 No stop 09 49 20 --- 21 25 27 22.3 223.2 2.6 0.0 175 301 09 46 06 09 49 20 J1834-0301 21 25 27 20.6 226.2 2.8 0.0 -20 301 No stop 09 51 05 =1831-030 21 27 13 20.4 226.6 2.9 0.0 85 303 09 49 21 09 51 05 G30.224 21 27 13 22.2 223.7 2.7 0.0 -20 303 No stop 09 54 20 --- 21 30 28 21.9 224.5 2.7 0.0 175 306 09 51 06 09 55 05 J1834-0301 21 31 13 20.0 227.6 2.9 0.0 25 306 09 55 05 09 56 50 =1831-030 21 32 59 19.9 228.0 3.0 0.0 105 308 09 55 06 09 56 50 G30.198 21 32 59 21.6 225.1 2.8 0.0 -20 308 No stop 10 00 05 --- 21 36 14 21.3 225.9 2.8 0.0 175 311 09 56 51 10 00 05 J1834-0301 21 36 14 19.5 228.8 3.0 0.0 -20 311 No stop 10 01 50 =1831-030 21 38 00 19.4 229.3 3.0 0.0 85 313 10 00 06 10 01 50 G30.224 21 38 00 21.1 226.3 2.8 0.0 -20 313 No stop 10 05 05 --- 21 41 15 20.8 227.1 2.9 0.0 175 316 10 01 51 10 05 50 J1834-0301 21 42 00 19.0 230.2 3.1 0.0 25 316 10 05 50 10 07 35 =1831-030 21 43 45 18.8 230.6 3.1 0.0 105 317 10 05 51 10 07 35 G30.198 21 43 45 20.6 227.8 2.9 0.0 -20 317 No stop 10 10 50 --- 21 47 01 20.2 228.6 3.0 0.0 175 321 10 07 36 10 10 50 J1834-0301 21 47 01 18.4 231.4 3.2 0.0 -20 321 No stop 10 12 35 =1831-030 21 48 46 18.2 231.8 3.2 0.0 85 322 10 10 51 10 12 35 G30.224 21 48 46 20.1 229.0 3.0 0.0 -20 322 No stop 10 15 50 --- 21 52 02 19.7 229.8 3.1 0.0 175 325 10 12 36 10 16 35 J1834-0301 21 52 47 17.8 232.8 3.3 0.0 25 325 10 16 35 10 18 20 =1831-030 21 54 32 17.6 233.2 3.3 0.0 105 327 10 16 36 10 18 20 G30.198 21 54 32 19.5 230.4 3.1 0.0 -20 327 No stop 10 21 35 --- 21 57 48 19.1 231.2 3.2 0.0 175 330 10 18 21 Schedule for ONSALA85 (Code O8 ) Page 11 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 10 21 35 J1834-0301 21 57 48 17.3 234.0 3.4 0.0 -20 330 No stop 10 23 20 =1831-030 21 59 33 17.1 234.4 3.4 0.0 85 332 10 21 36 10 23 20 G30.224 21 59 33 19.0 231.6 3.2 0.0 -20 332 No stop 10 26 35 --- 22 02 49 18.6 232.4 3.2 0.0 175 335 10 23 21 10 27 20 J1834-0301 22 03 34 16.6 235.3 3.5 0.0 25 335 10 27 20 10 29 05 =1831-030 22 05 19 16.4 235.7 3.5 0.0 105 337 10 27 21 10 29 05 G30.198 22 05 19 18.3 233.0 3.3 0.0 -20 337 No stop 10 32 20 --- 22 08 35 18.0 233.7 3.3 0.0 175 340 10 29 06 10 32 20 J1834-0301 22 08 35 16.1 236.5 3.6 0.0 -20 340 No stop 10 34 05 =1831-030 22 10 20 15.9 236.9 3.6 0.0 85 342 10 32 21 10 34 05 G30.224 22 10 20 17.8 234.1 3.4 0.0 -20 342 No stop 10 37 20 --- 22 13 35 17.4 234.9 3.4 0.0 175 345 10 34 06 10 38 05 J1834-0301 22 14 20 15.4 237.8 3.7 0.0 25 345 10 38 05 10 39 50 =1831-030 22 16 06 15.2 238.2 3.7 0.0 105 346 10 38 06 10 39 50 G30.198 22 16 06 17.1 235.5 3.5 0.0 -20 346 No stop 10 43 05 --- 22 19 21 16.8 236.3 3.5 0.0 175 350 10 39 51 10 43 05 J1834-0301 22 19 21 14.9 239.0 3.7 0.0 -20 350 No stop 10 44 50 =1831-030 22 21 07 14.7 239.4 3.8 0.0 85 351 10 43 06 10 44 50 G30.224 22 21 07 16.6 236.7 3.6 0.0 -20 351 No stop 10 48 05 --- 22 24 22 16.2 237.4 3.6 0.0 175 354 10 44 51 10 48 50 J1834-0301 22 25 07 14.2 240.3 3.8 0.0 25 354 10 48 50 10 50 35 =1831-030 22 26 53 14.0 240.7 3.9 0.0 105 356 10 48 51 10 50 35 G30.198 22 26 53 15.9 238.0 3.6 0.0 -20 356 No stop 10 53 50 --- 22 30 08 15.5 238.8 3.7 0.0 175 359 10 50 36 10 53 50 J1834-0301 22 30 08 13.6 241.4 3.9 0.0 -20 359 No stop 10 55 35 =1831-030 22 31 53 13.4 241.8 3.9 0.0 85 361 10 53 51 10 55 35 G30.224 22 31 53 15.4 239.2 3.7 0.0 -20 361 No stop 10 58 50 --- 22 35 09 15.0 239.9 3.8 0.0 175 364 10 55 36 10 59 35 J1834-0301 22 35 54 12.9 242.7 4.0 0.0 25 364 10 59 35 11 01 20 =1831-030 22 37 39 12.7 243.1 4.0 0.0 105 366 10 59 36 Schedule for ONSALA85 (Code O8 ) Page 12 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 11 01 20 G30.198 22 37 39 14.7 240.5 3.8 0.0 -20 366 No stop 11 04 35 --- 22 40 55 14.3 241.2 3.9 0.0 175 369 11 01 21 11 04 35 J1834-0301 22 40 55 12.3 243.9 4.1 0.0 -20 369 No stop 11 06 20 =1831-030 22 42 40 12.1 244.2 4.1 0.0 85 371 11 04 36 11 06 20 G30.224 22 42 40 14.1 241.6 3.9 0.0 -20 371 No stop 11 09 35 --- 22 45 56 13.7 242.4 4.0 0.0 175 374 11 06 21 11 10 20 J1834-0301 22 46 41 11.6 245.1 4.2 0.0 25 374 11 10 20 11 12 05 =1831-030 22 48 26 11.4 245.5 4.2 0.0 105 375 11 10 21 11 12 05 G30.198 22 48 26 13.4 242.9 4.0 0.0 -20 375 No stop 11 15 20 --- 22 51 42 13.0 243.7 4.1 0.0 175 379 11 12 06 11 15 20 J1834-0301 22 51 42 11.0 246.3 4.3 0.0 -20 379 No stop 11 17 05 =1831-030 22 53 27 10.8 246.6 4.3 0.0 85 380 11 15 21 11 17 05 G30.224 22 53 27 12.8 244.0 4.1 0.0 -20 380 No stop 11 20 20 --- 22 56 42 12.4 244.8 4.1 0.0 175 383 11 17 06 11 21 05 J1834-0301 22 57 28 10.3 247.5 4.4 0.0 25 383 11 21 05 11 22 50 =1831-030 22 59 13 10.1 247.9 4.4 0.0 105 385 11 21 06 11 22 50 G30.198 22 59 13 12.1 245.3 4.2 0.0 -20 385 No stop 11 26 05 --- 23 02 28 11.7 246.1 4.2 0.0 175 388 11 22 51 11 26 05 J1834-0301 23 02 28 9.6 248.6 4.5 0.0 -20 388 No stop 11 27 50 =1831-030 23 04 14 9.4 249.0 4.5 0.0 85 390 11 26 06 11 27 50 G30.224 23 04 14 11.5 246.4 4.3 0.0 -20 390 No stop 11 31 05 --- 23 07 29 11.1 247.2 4.3 0.0 175 393 11 27 51 11 31 50 J1834-0301 23 08 14 8.9 249.9 4.6 0.0 25 393 11 31 50 11 33 35 =1831-030 23 10 00 8.7 250.3 4.6 0.0 105 395 11 31 51 11 33 35 G30.198 23 10 00 10.8 247.7 4.4 0.0 -20 395 No stop 11 36 50 --- 23 13 15 10.3 248.4 4.4 0.0 175 398 11 33 36 11 36 50 J1834-0301 23 13 15 8.3 251.0 4.6 0.0 -20 398 No stop 11 38 35 =1831-030 23 15 00 8.1 251.4 4.7 0.0 85 400 11 36 51 11 38 35 G30.224 23 15 00 10.2 248.8 4.4 0.0 -20 400 No stop 11 41 50 --- 23 18 16 9.7 249.5 4.5 0.0 175 403 11 38 36 Schedule for ONSALA85 (Code O8 ) Page 13 Probing the gas kinematic and velocity gradients at milliarcsecond scale 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 ---------------------------------------------------------------------------------------- --- Sun 4 Mar 2018 Day 63 --- 11 42 35 J1834-0301 23 19 01 7.5 252.2 4.7 0.0 25 403 11 42 35 11 44 20 =1831-030 23 20 46 7.3 252.6 4.8 0.0 105 404 11 42 36 11 44 20 G30.198 23 20 46 9.4 250.1 4.5 0.0 -20 404 No stop 11 47 35 --- 23 24 02 9.0 250.8 4.6 0.0 175 408 11 44 21 11 47 35 J1834-0301 23 24 02 6.9 253.3 4.8 0.0 -20 408 No stop 11 49 20 =1831-030 23 25 47 6.7 253.7 4.8 0.0 85 409 11 47 36 11 49 20 G30.224 23 25 47 8.8 251.2 4.6 0.0 -20 409 No stop 11 52 35 --- 23 29 03 8.4 251.9 4.7 0.0 175 412 11 49 21 11 52 35 J1834-0301 23 29 03 6.3 254.4 4.9 0.0 -20 412 No stop 11 54 20 =1831-030 23 30 48 6.0 254.8 4.9 0.0 85 414 11 52 36 11 54 20 G30.198 23 30 48 8.1 252.3 4.7 0.0 -20 414 No stop 11 57 35 --- 23 34 04 7.7 253.0 4.8 0.0 175 417 11 54 21 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess118.M128 --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 4 Station: ONSALA85 Total bit rate: 128 Format: VDIF Bits per sample: 2 Sample rate: 4.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 6250.00 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: 4 Based on FREQ, BW, and/or DOPPLER in schedule. Used with PCAL = off LO sum= 6663.96 6663.96 6663.96 6663.96 6667.96 6667.96 6667.96 6667.96 6671.96 6671.96 6671.96 6671.96 6675.96 6675.96 6675.96 6675.96 BBC fr= 413.96 413.96 413.96 413.96 417.96 417.96 417.96 417.96 421.96 421.96 421.96 421.96 425.96 425.96 425.96 425.96 Bandwd= 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 Matching frequency sets: 4 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) * G30.224 18 44 31.629030 * 18 47 08.297810 18 48 03.805568 0.00 -02 32 48.42487 *-02 29 29.31990 -02 28 16.67473 0.00 From catalog imbedded in main SCHED input file. Doppler based on LSR frame and radio definition. Velocities: 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 111.00 * G30.198 18 44 26.379805 * 18 47 03.070040 18 47 58.585898 0.00 -02 33 54.99049 *-02 30 36.25970 -02 29 23.74210 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. * 3C345 16 41 17.606228 * 16 42 58.809966 16 43 35.009710 0.76 J1642+3948 39 54 10.81496 * 39 48 36.99402 39 46 26.10607 0.52 1641+399 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1642+39 GSFC 2015a astro solution, unpublished 53430 observations. Doppler based on other sources. 1831-030 18 31 36.772725 * 18 34 14.074666 18 35 09.876684 0.24 * J1834-0301 -03 03 43.12330 *-03 01 19.62711 -03 00 26.64577 0.32 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 77 observations. Doppler based on other sources. 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 G30.224 sess118.M128 1 2 3 4 5 6 7 8 9 10 11 12 2.167 91.938 G30.198 sess118.M128 1 2 3 4 5 6 7 8 9 10 11 12 2.167 91.061 3C345 sess118.M128 1 2 3 4 5 6 7 8 9 10 11 12 0.443 21.380 J1834-0301 sess118.M128 1 2 3 4 5 6 7 8 9 10 11 12 2.450 100.926 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) G30.224 62.9 G30.198 62.9 3C345 97.2 J1834-0301 66.0 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