COVER INFORMATION Station: WSTRBORK (Code Wb ) 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 WSTRBORK (Code Wb ) 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: 399.96 399.96 399.96 399.96 403.96 403.96 403.96 403.96 407.96 407.96 407.96 407.96 411.96 411.96 411.96 411.96 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 13 52 20.0 125.1 -3.4 0.0 0 0 04 00 00 04 01 45 =1831-030 15 15 37 20.3 125.5 -3.3 0.0 105 2 04 00 01 04 01 45 G30.224 15 15 37 19.1 122.3 -3.5 0.0 -24 2 No stop 04 05 00 --- 15 18 53 19.5 123.0 -3.5 0.0 171 5 04 01 46 04 05 00 J1834-0301 15 18 53 20.6 126.3 -3.3 0.0 -24 5 No stop 04 06 45 =1831-030 15 20 38 20.9 126.7 -3.2 0.0 81 6 04 05 01 04 06 45 G30.198 15 20 38 19.7 123.4 -3.5 0.0 -23 6 No stop 04 10 00 --- 15 23 53 20.1 124.2 -3.4 0.0 172 10 04 06 46 04 10 15 J1834-0301 15 24 08 21.3 127.5 -3.2 0.0 -9 10 04 10 15 04 12 00 =1831-030 15 25 54 21.5 127.9 -3.2 0.0 96 11 04 10 16 04 15 42 3C345 15 29 37 71.8 128.8 -1.2 0.0 67 11 04 15 42 04 20 42 --- 15 34 37 72.4 131.3 -1.1 0.0 300 16 04 15 43 04 20 42 3C345 15 34 37 72.4 131.3 -1.1 0.0 -10 16 No stop 04 24 32 --- 15 38 28 72.8 133.3 -1.1 0.0 220 20 04 20 43 04 26 32 J1834-0301 15 40 28 23.2 131.4 -2.9 0.0 -36 20 04 26 32 04 28 17 =1831-030 15 42 14 23.4 131.8 -2.9 0.0 69 21 04 26 33 04 28 17 G30.224 15 42 14 22.4 128.5 -3.1 0.0 -24 21 No stop 04 31 32 --- 15 45 29 22.8 129.2 -3.0 0.0 171 25 04 28 18 04 32 17 J1834-0301 15 46 14 23.8 132.8 -2.8 0.0 21 25 04 32 17 04 34 02 =1831-030 15 48 00 24.0 133.2 -2.8 0.0 105 26 04 32 18 04 34 02 G30.198 15 48 00 23.0 129.9 -3.0 0.0 -23 26 No stop 04 37 17 --- 15 51 15 23.4 130.6 -2.9 0.0 172 29 04 34 03 04 37 17 J1834-0301 15 51 15 24.4 134.0 -2.7 0.0 -24 29 No stop 04 39 02 =1831-030 15 53 00 24.6 134.5 -2.7 0.0 81 31 04 37 18 04 39 02 G30.224 15 53 00 23.6 131.0 -2.9 0.0 -24 31 No stop 04 42 17 --- 15 56 16 24.0 131.8 -2.9 0.0 171 34 04 39 03 Schedule for WSTRBORK (Code Wb ) 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 15 57 01 25.0 135.5 -2.6 0.0 21 34 04 43 02 04 44 47 =1831-030 15 58 46 25.2 135.9 -2.6 0.0 105 36 04 43 03 04 44 47 G30.198 15 58 46 24.3 132.5 -2.8 0.0 -23 36 No stop 04 48 02 --- 16 02 02 24.6 133.3 -2.8 0.0 172 39 04 44 48 04 48 02 J1834-0301 16 02 02 25.5 136.7 -2.6 0.0 -24 39 No stop 04 49 47 =1831-030 16 03 47 25.7 137.2 -2.5 0.0 81 41 04 48 03 04 49 47 G30.224 16 03 47 24.8 133.7 -2.7 0.0 -24 41 No stop 04 53 02 --- 16 07 03 25.2 134.5 -2.7 0.0 171 44 04 49 48 04 53 47 J1834-0301 16 07 48 26.1 138.2 -2.5 0.0 21 44 04 53 47 04 55 32 =1831-030 16 09 33 26.3 138.6 -2.4 0.0 105 46 04 53 48 04 55 32 G30.198 16 09 33 25.4 135.1 -2.6 0.0 -23 46 No stop 04 58 47 --- 16 12 49 25.8 136.0 -2.6 0.0 172 49 04 55 33 04 58 47 J1834-0301 16 12 49 26.6 139.5 -2.4 0.0 -24 49 No stop 05 00 32 =1831-030 16 14 34 26.8 139.9 -2.3 0.0 81 50 04 58 48 05 00 32 G30.224 16 14 34 26.0 136.4 -2.6 0.0 -24 50 No stop 05 03 47 --- 16 17 50 26.3 137.2 -2.5 0.0 171 53 05 00 33 05 04 32 J1834-0301 16 18 35 27.2 140.9 -2.3 0.0 21 53 05 04 32 05 06 17 =1831-030 16 20 20 27.3 141.4 -2.2 0.0 105 55 05 04 33 05 06 17 G30.198 16 20 20 26.6 137.9 -2.5 0.0 -23 55 No stop 05 09 32 --- 16 23 35 26.9 138.7 -2.4 0.0 172 58 05 06 18 05 09 32 J1834-0301 16 23 35 27.6 142.3 -2.2 0.0 -24 58 No stop 05 11 17 =1831-030 16 25 21 27.8 142.7 -2.2 0.0 81 60 05 09 33 05 11 17 G30.224 16 25 21 27.1 139.1 -2.4 0.0 -24 60 No stop 05 14 32 --- 16 28 36 27.4 140.0 -2.3 0.0 171 63 05 11 18 05 15 17 J1834-0301 16 29 21 28.2 143.8 -2.1 0.0 21 63 05 15 17 05 17 02 =1831-030 16 31 07 28.3 144.2 -2.1 0.0 105 65 05 15 18 05 17 02 G30.198 16 31 07 27.6 140.7 -2.3 0.0 -23 65 No stop 05 20 17 --- 16 34 22 27.9 141.5 -2.2 0.0 172 68 05 17 03 05 20 17 J1834-0301 16 34 22 28.6 145.1 -2.0 0.0 -24 68 No stop 05 22 02 =1831-030 16 36 08 28.7 145.6 -2.0 0.0 81 70 05 20 18 Schedule for WSTRBORK (Code Wb ) 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 36 08 28.1 141.9 -2.2 0.0 -24 70 No stop 05 25 17 --- 16 39 23 28.4 142.8 -2.1 0.0 171 73 05 22 03 05 26 02 J1834-0301 16 40 08 29.1 146.7 -1.9 0.0 21 73 05 26 02 05 27 47 =1831-030 16 41 53 29.2 147.1 -1.9 0.0 105 74 05 26 03 05 27 47 G30.198 16 41 53 28.6 143.5 -2.1 0.0 -23 74 No stop 05 31 02 --- 16 45 09 28.9 144.4 -2.0 0.0 172 77 05 27 48 05 31 02 J1834-0301 16 45 09 29.5 148.0 -1.8 0.0 -24 77 No stop 05 32 47 =1831-030 16 46 54 29.6 148.5 -1.8 0.0 81 79 05 31 03 05 32 47 G30.224 16 46 54 29.1 144.8 -2.0 0.0 -24 79 No stop 05 36 02 --- 16 50 10 29.3 145.7 -2.0 0.0 171 82 05 32 48 05 36 47 J1834-0301 16 50 55 29.9 149.6 -1.7 0.0 21 82 05 36 47 05 38 32 =1831-030 16 52 40 30.1 150.1 -1.7 0.0 105 84 05 36 48 05 38 32 G30.198 16 52 40 29.5 146.4 -1.9 0.0 -23 84 No stop 05 41 47 --- 16 55 56 29.8 147.3 -1.9 0.0 172 87 05 38 33 05 41 47 J1834-0301 16 55 56 30.3 151.0 -1.7 0.0 -24 87 No stop 05 43 32 =1831-030 16 57 41 30.4 151.4 -1.6 0.0 81 89 05 41 48 05 43 32 G30.224 16 57 41 30.0 147.7 -1.8 0.0 -24 89 No stop 05 46 47 --- 17 00 57 30.2 148.6 -1.8 0.0 171 92 05 43 33 05 47 32 J1834-0301 17 01 42 30.7 152.6 -1.6 0.0 21 92 05 47 32 05 49 17 =1831-030 17 03 27 30.8 153.1 -1.5 0.0 105 94 05 47 33 05 49 17 G30.198 17 03 27 30.4 149.3 -1.7 0.0 -23 94 No stop 05 52 32 --- 17 06 43 30.7 150.2 -1.7 0.0 172 97 05 49 18 05 52 32 J1834-0301 17 06 43 31.1 154.0 -1.5 0.0 -24 97 No stop 05 54 17 =1831-030 17 08 28 31.2 154.5 -1.4 0.0 81 98 05 52 33 05 54 17 G30.224 17 08 28 30.8 150.7 -1.7 0.0 -24 98 No stop 05 57 32 --- 17 11 43 31.0 151.6 -1.6 0.0 171 102 05 54 18 05 58 17 J1834-0301 17 12 28 31.4 155.6 -1.4 0.0 21 102 05 58 17 06 00 02 =1831-030 17 14 14 31.5 156.1 -1.3 0.0 105 103 05 58 18 06 00 02 G30.198 17 14 14 31.2 152.3 -1.6 0.0 -23 103 No stop 06 03 17 --- 17 17 29 31.4 153.2 -1.5 0.0 172 106 06 00 03 Schedule for WSTRBORK (Code Wb ) 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 17 29 31.7 157.0 -1.3 0.0 -24 106 No stop 06 05 02 =1831-030 17 19 15 31.8 157.5 -1.3 0.0 81 108 06 03 18 06 05 02 G30.224 17 19 15 31.6 153.7 -1.5 0.0 -24 108 No stop 06 08 17 --- 17 22 30 31.8 154.6 -1.4 0.0 171 111 06 05 03 06 09 02 J1834-0301 17 23 15 32.1 158.7 -1.2 0.0 21 111 06 09 02 06 10 47 =1831-030 17 25 01 32.2 159.2 -1.2 0.0 105 113 06 09 03 06 10 47 G30.198 17 25 01 31.9 155.4 -1.4 0.0 -23 113 No stop 06 14 02 --- 17 28 16 32.1 156.3 -1.3 0.0 172 116 06 10 48 06 14 02 J1834-0301 17 28 16 32.3 160.1 -1.1 0.0 -24 116 No stop 06 15 47 =1831-030 17 30 01 32.4 160.6 -1.1 0.0 81 118 06 14 03 06 15 47 G30.224 17 30 01 32.2 156.8 -1.3 0.0 -24 118 No stop 06 19 02 --- 17 33 17 32.4 157.7 -1.2 0.0 171 121 06 15 48 06 19 47 J1834-0301 17 34 02 32.6 161.8 -1.0 0.0 21 121 06 19 47 06 21 32 =1831-030 17 35 47 32.7 162.3 -1.0 0.0 105 122 06 19 48 06 21 32 G30.198 17 35 47 32.6 158.5 -1.2 0.0 -23 122 No stop 06 24 47 --- 17 39 03 32.7 159.4 -1.1 0.0 172 126 06 21 33 06 24 47 J1834-0301 17 39 03 32.8 163.3 -0.9 0.0 -24 126 No stop 06 26 32 =1831-030 17 40 48 32.9 163.8 -0.9 0.0 81 127 06 24 48 06 29 44 3C345 17 44 00 73.3 224.2 1.0 0.0 36 127 06 29 44 06 34 44 --- 17 49 01 72.8 226.9 1.1 0.0 300 132 06 29 45 06 34 44 3C345 17 49 01 72.8 226.9 1.1 0.0 -10 132 No stop 06 38 34 --- 17 52 51 72.3 228.9 1.2 0.0 220 136 06 34 45 06 40 34 J1834-0301 17 54 52 33.4 167.9 -0.7 0.0 -36 136 06 40 34 06 42 19 =1831-030 17 56 37 33.5 168.4 -0.6 0.0 69 137 06 40 35 06 42 19 G30.224 17 56 37 33.6 164.5 -0.9 0.0 -24 137 No stop 06 45 34 --- 17 59 52 33.7 165.5 -0.8 0.0 171 141 06 42 20 06 46 19 J1834-0301 18 00 38 33.6 169.6 -0.6 0.0 21 141 06 46 19 06 48 04 =1831-030 18 02 23 33.7 170.2 -0.5 0.0 105 142 06 46 20 06 48 04 G30.198 18 02 23 33.8 166.3 -0.8 0.0 -23 142 No stop 06 51 19 --- 18 05 38 33.9 167.2 -0.7 0.0 172 145 06 48 05 Schedule for WSTRBORK (Code Wb ) 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 05 38 33.7 171.1 -0.5 0.0 -24 145 No stop 06 53 04 =1831-030 18 07 24 33.8 171.7 -0.5 0.0 81 147 06 51 20 06 53 04 G30.224 18 07 24 34.0 167.7 -0.7 0.0 -24 147 No stop 06 56 19 --- 18 10 39 34.1 168.7 -0.6 0.0 171 150 06 53 05 06 57 04 J1834-0301 18 11 24 33.9 172.9 -0.4 0.0 21 150 06 57 04 06 58 49 =1831-030 18 13 10 33.9 173.4 -0.4 0.0 105 152 06 57 05 06 58 49 G30.198 18 13 10 34.1 169.5 -0.6 0.0 -23 152 No stop 07 02 04 --- 18 16 25 34.2 170.5 -0.5 0.0 172 155 06 58 50 07 02 04 J1834-0301 18 16 25 33.9 174.4 -0.3 0.0 -24 155 No stop 07 03 49 =1831-030 18 18 10 34.0 174.9 -0.3 0.0 81 157 07 02 05 07 03 49 G30.224 18 18 10 34.3 171.0 -0.5 0.0 -24 157 No stop 07 07 04 --- 18 21 26 34.3 171.9 -0.4 0.0 171 160 07 03 50 07 07 49 J1834-0301 18 22 11 34.0 176.1 -0.2 0.0 21 160 07 07 49 07 09 34 =1831-030 18 23 56 34.0 176.6 -0.2 0.0 105 161 07 07 50 07 09 34 G30.198 18 23 56 34.4 172.7 -0.4 0.0 -23 161 No stop 07 12 49 --- 18 27 12 34.4 173.7 -0.3 0.0 172 165 07 09 35 07 12 49 J1834-0301 18 27 12 34.1 177.6 -0.1 0.0 -24 165 No stop 07 14 34 =1831-030 18 28 57 34.1 178.1 -0.1 0.0 81 166 07 12 50 07 14 34 G30.224 18 28 57 34.5 174.2 -0.3 0.0 -24 166 No stop 07 17 49 --- 18 32 13 34.5 175.2 -0.3 0.0 171 169 07 14 35 07 18 34 J1834-0301 18 32 58 34.1 179.3 -0.0 0.0 21 169 07 18 34 07 20 19 =1831-030 18 34 43 34.1 179.9 -0.0 0.0 105 171 07 18 35 07 20 19 G30.198 18 34 43 34.5 176.0 -0.2 0.0 -23 171 No stop 07 23 34 --- 18 37 59 34.6 177.0 -0.2 0.0 172 174 07 20 20 07 23 34 J1834-0301 18 37 59 34.1 180.8 0.0 0.0 -24 174 No stop 07 25 19 =1831-030 18 39 44 34.1 181.4 0.1 0.0 81 176 07 23 35 07 25 19 G30.224 18 39 44 34.6 177.5 -0.1 0.0 -24 176 No stop 07 28 34 --- 18 42 59 34.6 178.5 -0.1 0.0 171 179 07 25 20 07 29 19 J1834-0301 18 43 45 34.0 182.6 0.1 0.0 21 179 07 29 19 07 31 04 =1831-030 18 45 30 34.0 183.1 0.2 0.0 105 181 07 29 20 Schedule for WSTRBORK (Code Wb ) 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 18 45 30 34.6 179.2 -0.0 0.0 -23 181 No stop 07 34 19 --- 18 48 45 34.6 180.2 0.0 0.0 172 184 07 31 05 07 34 19 J1834-0301 18 48 45 34.0 184.1 0.2 0.0 -24 184 No stop 07 36 04 =1831-030 18 50 31 34.0 184.6 0.3 0.0 81 185 07 34 20 07 36 04 G30.224 18 50 31 34.6 180.7 0.0 0.0 -24 185 No stop 07 39 19 --- 18 53 46 34.6 181.7 0.1 0.0 171 189 07 36 05 07 40 04 J1834-0301 18 54 31 33.9 185.8 0.3 0.0 21 189 07 40 04 07 41 49 =1831-030 18 56 17 33.9 186.4 0.4 0.0 105 190 07 40 05 07 41 49 G30.198 18 56 17 34.6 182.5 0.1 0.0 -23 190 No stop 07 45 04 --- 18 59 32 34.5 183.5 0.2 0.0 172 193 07 41 50 07 45 04 J1834-0301 18 59 32 33.8 187.3 0.4 0.0 -24 193 No stop 07 46 49 =1831-030 19 01 17 33.8 187.9 0.4 0.0 81 195 07 45 05 07 46 49 G30.224 19 01 17 34.5 184.0 0.2 0.0 -24 195 No stop 07 50 04 --- 19 04 33 34.5 185.0 0.3 0.0 171 198 07 46 50 07 50 49 J1834-0301 19 05 18 33.7 189.1 0.5 0.0 21 198 07 50 49 07 52 34 =1831-030 19 07 03 33.7 189.6 0.5 0.0 105 200 07 50 50 07 52 34 G30.198 19 07 03 34.4 185.8 0.3 0.0 -23 200 No stop 07 55 49 --- 19 10 19 34.4 186.8 0.4 0.0 172 203 07 52 35 07 55 49 J1834-0301 19 10 19 33.6 190.6 0.6 0.0 -24 203 No stop 07 57 34 =1831-030 19 12 04 33.5 191.1 0.6 0.0 81 205 07 55 50 07 57 34 G30.224 19 12 04 34.4 187.3 0.4 0.0 -24 205 No stop 08 00 49 --- 19 15 20 34.3 188.3 0.5 0.0 171 208 07 57 35 08 01 34 J1834-0301 19 16 05 33.4 192.3 0.7 0.0 21 208 08 01 34 08 03 19 =1831-030 19 17 50 33.4 192.8 0.7 0.0 105 210 08 01 35 08 03 19 G30.198 19 17 50 34.2 189.0 0.5 0.0 -23 210 No stop 08 06 34 --- 19 21 06 34.2 190.0 0.6 0.0 172 213 08 03 20 08 06 34 J1834-0301 19 21 06 33.2 193.8 0.8 0.0 -24 213 No stop 08 08 19 =1831-030 19 22 51 33.2 194.3 0.8 0.0 81 214 08 06 35 08 08 19 G30.224 19 22 51 34.1 190.5 0.6 0.0 -24 214 No stop 08 11 34 --- 19 26 07 34.0 191.5 0.6 0.0 171 217 08 08 20 Schedule for WSTRBORK (Code Wb ) 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 26 52 33.0 195.5 0.9 0.0 21 217 08 12 19 08 14 04 =1831-030 19 28 37 33.0 196.0 0.9 0.0 105 219 08 12 20 08 14 04 G30.198 19 28 37 33.9 192.3 0.7 0.0 -23 219 No stop 08 17 19 --- 19 31 52 33.8 193.2 0.7 0.0 172 222 08 14 05 08 17 19 J1834-0301 19 31 52 32.8 196.9 0.9 0.0 -24 222 No stop 08 19 04 =1831-030 19 33 38 32.7 197.4 1.0 0.0 81 224 08 17 20 08 19 04 G30.224 19 33 38 33.8 193.7 0.8 0.0 -24 224 No stop 08 22 19 --- 19 36 53 33.7 194.7 0.8 0.0 171 227 08 19 05 08 23 04 J1834-0301 19 37 38 32.6 198.6 1.0 0.0 21 227 08 23 04 08 24 49 =1831-030 19 39 24 32.5 199.1 1.1 0.0 105 229 08 23 05 08 24 49 G30.198 19 39 24 33.6 195.5 0.9 0.0 -23 229 No stop 08 28 04 --- 19 42 39 33.4 196.4 0.9 0.0 172 232 08 24 50 08 28 04 J1834-0301 19 42 39 32.3 200.1 1.1 0.0 -24 232 No stop 08 29 49 =1831-030 19 44 25 32.2 200.6 1.2 0.0 81 234 08 28 05 08 33 32 3C345 19 48 09 56.3 266.0 3.1 0.0 68 234 08 33 32 08 38 32 --- 19 53 10 55.5 267.0 3.2 0.0 300 238 08 33 33 08 38 55 3C345 19 53 33 55.4 267.1 3.2 0.0 12 238 08 38 55 08 42 50 --- 19 57 28 54.8 267.9 3.2 0.0 235 242 08 38 56 08 44 50 J1834-0301 19 59 29 31.3 204.9 1.4 0.0 -36 242 08 44 50 08 46 35 =1831-030 20 01 14 31.2 205.4 1.4 0.0 69 244 08 44 51 08 46 35 G30.224 20 01 14 32.5 201.8 1.2 0.0 -24 244 No stop 08 49 50 --- 20 04 29 32.3 202.8 1.3 0.0 171 247 08 46 36 08 50 35 J1834-0301 20 05 15 31.0 206.5 1.5 0.0 21 247 08 50 35 08 52 20 =1831-030 20 07 00 30.8 207.0 1.5 0.0 105 249 08 50 36 08 52 20 G30.198 20 07 00 32.2 203.5 1.3 0.0 -23 249 No stop 08 55 35 --- 20 10 15 32.0 204.4 1.4 0.0 172 252 08 52 21 08 55 35 J1834-0301 20 10 15 30.6 207.9 1.6 0.0 -24 252 No stop 08 57 20 =1831-030 20 12 01 30.5 208.4 1.6 0.0 81 253 08 55 36 08 57 20 G30.224 20 12 01 31.9 204.9 1.4 0.0 -24 253 No stop 09 00 35 --- 20 15 16 31.7 205.8 1.5 0.0 171 257 08 57 21 Schedule for WSTRBORK (Code Wb ) 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 16 01 30.2 209.5 1.7 0.0 21 257 09 01 20 09 03 05 =1831-030 20 17 47 30.1 210.0 1.7 0.0 105 258 09 01 21 09 03 05 G30.198 20 17 47 31.5 206.6 1.5 0.0 -23 258 No stop 09 06 20 --- 20 21 02 31.3 207.5 1.6 0.0 172 261 09 03 06 09 06 20 J1834-0301 20 21 02 29.8 210.9 1.8 0.0 -24 261 No stop 09 08 05 =1831-030 20 22 47 29.7 211.3 1.8 0.0 81 263 09 06 21 09 08 05 G30.224 20 22 47 31.2 208.0 1.6 0.0 -24 263 No stop 09 11 20 --- 20 26 03 30.9 208.9 1.6 0.0 171 266 09 08 06 09 12 05 J1834-0301 20 26 48 29.4 212.4 1.9 0.0 21 266 09 12 05 09 13 50 =1831-030 20 28 33 29.2 212.9 1.9 0.0 105 268 09 12 06 09 13 50 G30.198 20 28 33 30.7 209.6 1.7 0.0 -23 268 No stop 09 17 05 --- 20 31 49 30.5 210.5 1.7 0.0 172 271 09 13 51 09 17 05 J1834-0301 20 31 49 28.9 213.8 1.9 0.0 -24 271 No stop 09 18 50 =1831-030 20 33 34 28.8 214.3 2.0 0.0 81 273 09 17 06 09 18 50 G30.224 20 33 34 30.4 211.0 1.8 0.0 -24 273 No stop 09 22 05 --- 20 36 50 30.1 211.8 1.8 0.0 171 276 09 18 51 09 22 50 J1834-0301 20 37 35 28.5 215.3 2.0 0.0 21 276 09 22 50 09 24 35 =1831-030 20 39 20 28.3 215.8 2.1 0.0 105 277 09 22 51 09 24 35 G30.198 20 39 20 29.9 212.6 1.9 0.0 -23 277 No stop 09 27 50 --- 20 42 36 29.6 213.4 1.9 0.0 172 281 09 24 36 09 27 50 J1834-0301 20 42 36 28.0 216.7 2.1 0.0 -24 281 No stop 09 29 35 =1831-030 20 44 21 27.8 217.1 2.2 0.0 81 282 09 27 51 09 29 35 G30.224 20 44 21 29.5 213.9 1.9 0.0 -24 282 No stop 09 32 50 --- 20 47 37 29.2 214.8 2.0 0.0 171 285 09 29 36 09 33 35 J1834-0301 20 48 22 27.5 218.2 2.2 0.0 21 285 09 33 35 09 35 20 =1831-030 20 50 07 27.3 218.6 2.2 0.0 105 287 09 33 36 09 35 20 G30.198 20 50 07 29.0 215.5 2.0 0.0 -23 287 No stop 09 38 35 --- 20 53 22 28.7 216.3 2.1 0.0 172 290 09 35 21 09 38 35 J1834-0301 20 53 22 27.0 219.5 2.3 0.0 -24 290 No stop 09 40 20 =1831-030 20 55 08 26.8 219.9 2.3 0.0 81 292 09 38 36 Schedule for WSTRBORK (Code Wb ) 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 20 55 08 28.5 216.8 2.1 0.0 -24 292 No stop 09 43 35 --- 20 58 23 28.2 217.6 2.2 0.0 171 295 09 40 21 09 44 20 J1834-0301 20 59 08 26.4 221.0 2.4 0.0 21 295 09 44 20 09 46 05 =1831-030 21 00 54 26.3 221.4 2.4 0.0 105 297 09 44 21 09 46 05 G30.198 21 00 54 28.0 218.3 2.2 0.0 -23 297 No stop 09 49 20 --- 21 04 09 27.7 219.2 2.3 0.0 172 300 09 46 06 09 49 20 J1834-0301 21 04 09 25.9 222.2 2.5 0.0 -24 300 No stop 09 51 05 =1831-030 21 05 54 25.8 222.7 2.5 0.0 81 302 09 49 21 09 51 05 G30.224 21 05 54 27.5 219.6 2.3 0.0 -24 302 No stop 09 54 20 --- 21 09 10 27.2 220.5 2.4 0.0 171 305 09 51 06 09 55 05 J1834-0301 21 09 55 25.4 223.7 2.6 0.0 21 305 09 55 05 09 56 50 =1831-030 21 11 40 25.2 224.1 2.6 0.0 105 306 09 55 06 09 56 50 G30.198 21 11 40 26.9 221.1 2.4 0.0 -23 306 No stop 10 00 05 --- 21 14 56 26.6 221.9 2.4 0.0 172 309 09 56 51 10 00 05 J1834-0301 21 14 56 24.8 224.9 2.7 0.0 -24 309 No stop 10 01 50 =1831-030 21 16 41 24.6 225.4 2.7 0.0 81 311 10 00 06 10 01 50 G30.224 21 16 41 26.5 222.4 2.5 0.0 -24 311 No stop 10 05 05 --- 21 19 57 26.1 223.2 2.5 0.0 171 314 10 01 51 10 05 50 J1834-0301 21 20 42 24.2 226.4 2.8 0.0 21 314 10 05 50 10 07 35 =1831-030 21 22 27 24.0 226.8 2.8 0.0 105 316 10 05 51 10 07 35 G30.198 21 22 27 25.9 223.9 2.6 0.0 -23 316 No stop 10 10 50 --- 21 25 43 25.5 224.7 2.6 0.0 172 319 10 07 36 10 10 50 J1834-0301 21 25 43 23.6 227.6 2.8 0.0 -24 319 No stop 10 12 35 =1831-030 21 27 28 23.5 228.0 2.9 0.0 81 321 10 10 51 10 12 35 G30.224 21 27 28 25.3 225.1 2.7 0.0 -24 321 No stop 10 15 50 --- 21 30 44 25.0 225.9 2.7 0.0 171 324 10 12 36 10 16 35 J1834-0301 21 31 29 23.0 229.0 2.9 0.0 21 324 10 16 35 10 18 20 =1831-030 21 33 14 22.8 229.4 3.0 0.0 105 326 10 16 36 10 18 20 G30.198 21 33 14 24.7 226.5 2.8 0.0 -23 326 No stop 10 21 35 --- 21 36 30 24.3 227.4 2.8 0.0 172 329 10 18 21 Schedule for WSTRBORK (Code Wb ) 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 36 30 22.4 230.2 3.0 0.0 -24 329 No stop 10 23 20 =1831-030 21 38 15 22.2 230.6 3.1 0.0 81 330 10 21 36 10 23 20 G30.224 21 38 15 24.2 227.8 2.8 0.0 -24 330 No stop 10 26 35 --- 21 41 30 23.8 228.6 2.9 0.0 171 333 10 23 21 10 27 20 J1834-0301 21 42 15 21.8 231.6 3.1 0.0 21 333 10 27 20 10 29 05 =1831-030 21 44 01 21.5 232.0 3.1 0.0 105 335 10 27 21 10 29 05 G30.198 21 44 01 23.5 229.2 2.9 0.0 -23 335 No stop 10 32 20 --- 21 47 16 23.1 230.0 3.0 0.0 172 338 10 29 06 10 32 20 J1834-0301 21 47 16 21.2 232.8 3.2 0.0 -24 338 No stop 10 34 05 =1831-030 21 49 02 20.9 233.2 3.2 0.0 81 340 10 32 21 10 34 05 G30.224 21 49 02 22.9 230.4 3.0 0.0 -24 340 No stop 10 37 20 --- 21 52 17 22.6 231.2 3.1 0.0 171 343 10 34 06 10 38 05 J1834-0301 21 53 02 20.5 234.1 3.3 0.0 21 343 10 38 05 10 39 50 =1831-030 21 54 48 20.2 234.5 3.3 0.0 105 345 10 38 06 10 39 50 G30.198 21 54 48 22.2 231.8 3.1 0.0 -23 345 No stop 10 43 05 --- 21 58 03 21.9 232.5 3.2 0.0 172 348 10 39 51 10 43 05 J1834-0301 21 58 03 19.8 235.3 3.4 0.0 -24 348 No stop 10 44 50 =1831-030 21 59 48 19.6 235.7 3.4 0.0 81 350 10 43 06 10 44 50 G30.224 21 59 48 21.7 232.9 3.2 0.0 -24 350 No stop 10 48 05 --- 22 03 04 21.3 233.7 3.3 0.0 171 353 10 44 51 10 48 50 J1834-0301 22 03 49 19.1 236.6 3.5 0.0 21 353 10 48 50 10 50 35 =1831-030 22 05 34 18.9 237.0 3.5 0.0 105 354 10 48 51 10 50 35 G30.198 22 05 34 20.9 234.3 3.3 0.0 -23 354 No stop 10 53 50 --- 22 08 50 20.5 235.1 3.3 0.0 172 358 10 50 36 10 53 50 J1834-0301 22 08 50 18.5 237.7 3.6 0.0 -24 358 No stop 10 55 35 =1831-030 22 10 35 18.3 238.1 3.6 0.0 81 359 10 53 51 10 55 35 G30.224 22 10 35 20.3 235.5 3.4 0.0 -24 359 No stop 10 58 50 --- 22 13 51 19.9 236.2 3.4 0.0 171 362 10 55 36 10 59 35 J1834-0301 22 14 36 17.7 239.0 3.7 0.0 21 362 10 59 35 11 01 20 =1831-030 22 16 21 17.5 239.4 3.7 0.0 105 364 10 59 36 Schedule for WSTRBORK (Code Wb ) 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 16 21 19.6 236.8 3.5 0.0 -23 364 No stop 11 04 35 --- 22 19 37 19.2 237.5 3.5 0.0 172 367 11 01 21 11 04 35 J1834-0301 22 19 37 17.1 240.1 3.7 0.0 -24 367 No stop 11 06 20 =1831-030 22 21 22 16.9 240.5 3.8 0.0 81 369 11 04 36 11 06 20 G30.224 22 21 22 19.0 237.9 3.6 0.0 -24 369 No stop 11 09 35 --- 22 24 37 18.6 238.7 3.6 0.0 171 372 11 06 21 11 10 20 J1834-0301 22 25 23 16.3 241.4 3.8 0.0 21 372 11 10 20 11 12 05 =1831-030 22 27 08 16.1 241.8 3.9 0.0 105 374 11 10 21 11 12 05 G30.198 22 27 08 18.2 239.2 3.7 0.0 -23 374 No stop 11 15 20 --- 22 30 23 17.8 240.0 3.7 0.0 172 377 11 12 06 11 15 20 J1834-0301 22 30 23 15.7 242.5 3.9 0.0 -24 377 No stop 11 17 05 =1831-030 22 32 09 15.4 242.9 3.9 0.0 81 378 11 15 21 11 17 05 G30.224 22 32 09 17.6 240.4 3.7 0.0 -24 378 No stop 11 20 20 --- 22 35 24 17.2 241.1 3.8 0.0 171 382 11 17 06 11 21 05 J1834-0301 22 36 09 14.9 243.8 4.0 0.0 21 382 11 21 05 11 22 50 =1831-030 22 37 55 14.7 244.2 4.0 0.0 105 383 11 21 06 11 22 50 G30.198 22 37 55 16.8 241.6 3.8 0.0 -23 383 No stop 11 26 05 --- 22 41 10 16.4 242.4 3.9 0.0 172 386 11 22 51 11 26 05 J1834-0301 22 41 10 14.2 244.9 4.1 0.0 -24 386 No stop 11 27 50 =1831-030 22 42 55 14.0 245.2 4.1 0.0 81 388 11 26 06 11 27 50 G30.224 22 42 55 16.2 242.7 3.9 0.0 -24 388 No stop 11 31 05 --- 22 46 11 15.7 243.5 4.0 0.0 171 391 11 27 51 11 31 50 J1834-0301 22 46 56 13.4 246.1 4.2 0.0 21 391 11 31 50 11 33 35 =1831-030 22 48 41 13.2 246.5 4.2 0.0 105 393 11 31 51 11 33 35 G30.198 22 48 41 15.4 244.0 4.0 0.0 -23 393 No stop 11 36 50 --- 22 51 57 14.9 244.7 4.1 0.0 172 396 11 33 36 11 36 50 J1834-0301 22 51 57 12.7 247.2 4.3 0.0 -24 396 No stop 11 38 35 =1831-030 22 53 42 12.5 247.5 4.3 0.0 81 398 11 36 51 11 38 35 G30.224 22 53 42 14.7 245.1 4.1 0.0 -24 398 No stop 11 41 50 --- 22 56 58 14.3 245.8 4.1 0.0 171 401 11 38 36 Schedule for WSTRBORK (Code Wb ) 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 22 57 43 11.9 248.4 4.4 0.0 21 401 11 42 35 11 44 20 =1831-030 22 59 28 11.7 248.8 4.4 0.0 105 402 11 42 36 11 44 20 G30.198 22 59 28 13.9 246.3 4.2 0.0 -23 402 No stop 11 47 35 --- 23 02 44 13.4 247.0 4.2 0.0 172 406 11 44 21 11 47 35 J1834-0301 23 02 44 11.2 249.5 4.5 0.0 -24 406 No stop 11 49 20 =1831-030 23 04 29 11.0 249.8 4.5 0.0 81 407 11 47 36 11 49 20 G30.224 23 04 29 13.2 247.4 4.3 0.0 -24 407 No stop 11 52 35 --- 23 07 44 12.8 248.1 4.3 0.0 171 410 11 49 21 11 52 35 J1834-0301 23 07 44 10.5 250.5 4.5 0.0 -24 410 No stop 11 54 20 =1831-030 23 09 30 10.3 250.9 4.6 0.0 81 412 11 52 36 11 54 20 G30.198 23 09 30 12.5 248.5 4.4 0.0 -23 412 No stop 11 57 35 --- 23 12 45 12.0 249.2 4.4 0.0 172 415 11 54 21 11 58 15 J1834-0301 23 13 25 9.7 251.7 4.6 0.0 16 415 11 58 15 12 00 00 =1831-030 23 15 11 9.4 252.0 4.7 0.0 105 417 11 58 16 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: 2 Station: WSTRBORK Total bit rate: 128 Format: MARK5B 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= 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 6264.00 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 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 7 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= 399.96 399.96 399.96 399.96 403.96 403.96 403.96 403.96 407.96 407.96 407.96 407.96 411.96 411.96 411.96 411.96 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: 7 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 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