COVER INFORMATION Station: EFLSBERG (Code Ef ) Experiment: new UCD -6cm Exp. Code: EG126C Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Jose C. Guirado Address: Dpto. Astronomia, Univ. Valencia Dr. Moliner 50 E-46100 Burjassot Valencia, Spain Phone: +34 963543073 EMAIL: guirado@uv.es Fax: +34 963543084 Phone during observation: +34 963543073, +34629509130 Observing mode: Phase-referencing at 6cm (2048 Mb/s) Notes: Dual Pol Schedule for EFLSBERG (Code Ef ) Page 2 new UCD -6cm 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 ---------------------------------------------------------------------------------------- --- Wed 28 Feb 2024 Day 59 --- Next scan frequencies: 4632.00 4632.00 4632.00 4632.00 4696.00 4696.00 4696.00 4696.00 4760.00 4760.00 4760.00 4760.00 4824.00 4824.00 4824.00 4824.00 4888.00 4888.00 4888.00 4888.00 4952.00 4952.00 4952.00 4952.00 5016.00 5016.00 5016.00 5016.00 5080.00 5080.00 5080.00 5080.00 Next BBC frequencies: 544.00 544.00 544.00 544.00 608.00 608.00 608.00 608.00 672.00 672.00 672.00 672.00 736.00 736.00 736.00 736.00 800.00 800.00 800.00 800.00 864.00 864.00 864.00 864.00 928.00 928.00 928.00 928.00 992.00 992.00 992.00 992.00 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 22 30 00 3C273 09 30 31 28.4 126.6 -3.0 -30.7 0 0 22 30 00 22 36 00 --- 09 36 32 29.1 128.1 -2.9 -30.0 360 185 22 30 01 22 38 00 J1120-1243 09 38 32 22.7 152.7 -1.7 -17.4 22 185 22 38 00 22 42 00 --- 09 42 33 23.0 153.7 -1.6 -16.8 240 309 22 38 01 22 42 00 2MASSJ1119 09 42 33 24.1 153.5 -1.6 -16.8 -32 309 No stop 22 46 00 --- 09 46 33 24.4 154.6 -1.6 -16.2 208 433 22 42 01 22 46 30 J1120-1243 09 47 03 23.3 154.8 -1.6 -16.1 -1 433 22 46 30 22 48 30 --- 09 49 04 23.5 155.4 -1.5 -15.8 119 495 22 46 31 22 48 30 2MASSJ1119 09 49 04 24.6 155.2 -1.5 -15.8 -32 495 No stop 22 52 30 --- 09 53 04 24.8 156.2 -1.5 -15.2 208 618 22 48 31 22 53 00 J1120-1243 09 53 34 23.8 156.5 -1.5 -15.1 -2 618 22 53 00 22 54 30 --- 09 55 05 23.9 156.9 -1.4 -14.8 88 665 22 53 01 22 54 30 2MASSJ1119 09 55 05 25.0 156.8 -1.4 -14.8 -32 665 No stop 22 58 30 --- 09 59 05 25.2 157.8 -1.4 -14.2 208 788 22 54 31 22 59 00 J1120-1243 09 59 35 24.1 158.1 -1.4 -14.1 -2 788 22 59 00 23 01 00 --- 10 01 36 24.3 158.6 -1.3 -13.8 118 850 22 59 01 23 01 00 2MASSJ1119 10 01 36 25.4 158.5 -1.3 -13.8 -32 850 No stop 23 05 00 --- 10 05 36 25.6 159.5 -1.3 -13.1 208 974 23 01 01 23 05 30 J1120-1243 10 06 07 24.5 159.8 -1.3 -13.0 -2 974 23 05 30 23 07 00 --- 10 07 37 24.6 160.2 -1.2 -12.8 88 1020 23 05 31 23 07 00 2MASSJ1119 10 07 37 25.7 160.1 -1.2 -12.8 -32 1020 No stop 23 11 00 --- 10 11 37 25.9 161.1 -1.2 -12.1 208 1144 23 07 01 Schedule for EFLSBERG (Code Ef ) Page 3 new UCD -6cm 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 ---------------------------------------------------------------------------------------- --- Wed 28 Feb 2024 Day 59 --- 23 11 30 J1120-1243 10 12 07 24.8 161.3 -1.2 -12.0 -2 1144 23 11 30 23 13 30 --- 10 14 08 24.9 161.9 -1.1 -11.7 118 1206 23 11 31 23 13 30 2MASSJ1119 10 14 08 26.0 161.8 -1.1 -11.7 -32 1206 No stop 23 17 30 --- 10 18 08 26.2 162.9 -1.0 -11.0 208 1329 23 13 31 23 18 00 J1120-1243 10 18 39 25.1 163.1 -1.0 -11.0 -2 1329 23 18 00 23 19 30 --- 10 20 09 25.2 163.5 -1.0 -10.7 88 1376 23 18 01 23 19 30 2MASSJ1119 10 20 09 26.3 163.4 -1.0 -10.7 -32 1376 No stop 23 23 30 --- 10 24 09 26.5 164.5 -0.9 -10.0 208 1499 23 19 31 23 24 00 J1120-1243 10 24 40 25.4 164.7 -0.9 -9.9 -2 1499 23 24 00 23 26 00 --- 10 26 40 25.5 165.2 -0.9 -9.6 118 1561 23 24 01 23 26 00 2MASSJ1119 10 26 40 26.6 165.2 -0.9 -9.6 -32 1561 No stop 23 30 00 --- 10 30 41 26.8 166.2 -0.8 -8.9 208 1685 23 26 01 23 30 30 J1120-1243 10 31 11 25.7 166.4 -0.8 -8.8 -2 1685 23 30 30 23 32 00 --- 10 32 41 25.7 166.8 -0.8 -8.6 88 1731 23 30 31 23 32 00 2MASSJ1119 10 32 41 26.8 166.8 -0.8 -8.5 -32 1731 No stop 23 36 00 --- 10 36 42 27.0 167.9 -0.7 -7.8 208 1855 23 32 01 23 36 30 J1120-1243 10 37 12 25.9 168.0 -0.7 -7.8 -2 1855 23 36 30 23 38 30 --- 10 39 12 25.9 168.5 -0.7 -7.4 118 1917 23 36 31 23 38 30 2MASSJ1119 10 39 12 27.1 168.6 -0.7 -7.4 -32 1917 No stop 23 42 30 --- 10 43 13 27.2 169.7 -0.6 -6.7 208 2040 23 38 31 23 43 00 J1120-1243 10 43 43 26.1 169.8 -0.6 -6.7 -2 2040 23 43 00 23 44 30 --- 10 45 13 26.1 170.2 -0.6 -6.4 88 2087 23 43 01 23 44 30 2MASSJ1119 10 45 13 27.2 170.2 -0.6 -6.3 -32 2087 No stop 23 48 30 --- 10 49 14 27.3 171.3 -0.5 -5.6 208 2211 23 44 31 23 49 00 J1120-1243 10 49 44 26.2 171.4 -0.5 -5.6 -2 2211 23 49 00 23 51 00 --- 10 51 44 26.3 171.9 -0.5 -5.3 118 2272 23 49 01 23 51 00 2MASSJ1119 10 51 44 27.4 172.0 -0.5 -5.2 -32 2272 No stop 23 55 00 --- 10 55 45 27.5 173.1 -0.4 -4.5 208 2396 23 51 01 23 55 30 J1120-1243 10 56 15 26.4 173.1 -0.4 -4.5 -2 2396 23 55 30 23 57 00 --- 10 57 45 26.4 173.6 -0.4 -4.2 88 2442 23 55 31 Schedule for EFLSBERG (Code Ef ) Page 4 new UCD -6cm 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 ---------------------------------------------------------------------------------------- --- Start: Wed 28 Feb 2024 Day 59 -- Stop: Thu 29 Feb 2024 Day 60 --- 23 57 00 2MASSJ1119 10 57 45 27.5 173.6 -0.4 -4.1 -32 2442 No stop 00 01 00 --- 11 01 46 27.6 174.7 -0.3 -3.4 208 2566 23 57 01 00 01 30 J1120-1243 11 02 16 26.5 174.8 -0.3 -3.4 -2 2566 00 01 30 00 03 30 --- 11 04 16 26.5 175.3 -0.3 -3.0 118 2628 00 01 31 00 03 30 2MASSJ1119 11 04 16 27.6 175.4 -0.3 -3.0 -32 2628 No stop 00 07 30 --- 11 08 17 27.7 176.5 -0.2 -2.2 208 2752 00 03 31 00 08 00 J1120-1243 11 08 47 26.6 176.6 -0.2 -2.2 -2 2752 00 08 00 00 09 30 --- 11 10 17 26.6 177.0 -0.2 -2.0 88 2798 00 08 01 00 09 30 2MASSJ1119 11 10 17 27.7 177.1 -0.2 -1.9 -32 2798 No stop 00 13 30 --- 11 14 18 27.7 178.2 -0.1 -1.2 208 2922 00 09 31 00 14 00 J1120-1243 11 14 48 26.6 178.2 -0.1 -1.2 -2 2922 00 14 00 00 16 00 --- 11 16 48 26.6 178.7 -0.1 -0.8 118 2983 00 14 01 00 16 00 2MASSJ1119 11 16 48 27.7 178.9 -0.1 -0.7 -32 2983 No stop 00 20 00 --- 11 20 49 27.7 180.0 0.0 0.0 208 3107 00 16 01 00 20 30 J1120-1243 11 21 19 26.6 180.0 -0.0 -0.0 -2 3107 00 20 30 00 22 00 --- 11 22 49 26.6 180.4 0.0 0.2 88 3153 00 20 31 00 22 00 2MASSJ1119 11 22 49 27.7 180.6 0.0 0.4 -32 3153 No stop 00 26 00 --- 11 26 50 27.7 181.7 0.1 1.1 208 3277 00 22 01 00 26 30 J1120-1243 11 27 20 26.6 181.6 0.1 1.0 -2 3277 00 26 30 00 28 30 --- 11 29 20 26.6 182.2 0.1 1.4 118 3339 00 26 31 00 28 30 2MASSJ1119 11 29 20 27.7 182.4 0.1 1.5 -32 3339 No stop 00 32 30 --- 11 33 21 27.7 183.5 0.2 2.3 208 3463 00 28 31 00 33 00 J1120-1243 11 33 51 26.6 183.4 0.2 2.2 -2 3463 00 33 00 00 34 30 --- 11 35 21 26.5 183.8 0.2 2.5 88 3509 00 33 01 00 34 30 2MASSJ1119 11 35 21 27.6 184.0 0.2 2.6 -32 3509 No stop 00 38 30 --- 11 39 22 27.6 185.1 0.3 3.3 208 3633 00 34 31 00 39 00 J1120-1243 11 39 52 26.5 185.0 0.3 3.3 -2 3633 00 39 00 00 41 00 --- 11 41 52 26.5 185.6 0.3 3.6 118 3695 00 39 01 00 41 00 2MASSJ1119 11 41 52 27.5 185.8 0.4 3.8 -31 3695 No stop 00 45 00 --- 11 45 53 27.5 186.9 0.4 4.5 209 3818 00 41 01 Schedule for EFLSBERG (Code Ef ) Page 5 new UCD -6cm UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 29 Feb 2024 Day 60 --- 00 45 30 J1120-1243 11 46 23 26.4 186.8 0.4 4.4 -2 3818 00 45 30 00 47 00 --- 11 47 53 26.4 187.2 0.4 4.7 88 3865 00 45 31 00 47 00 2MASSJ1119 11 47 53 27.4 187.5 0.5 4.8 -31 3865 No stop 00 51 00 --- 11 51 54 27.3 188.6 0.5 5.6 209 3988 00 47 01 00 51 30 J1120-1243 11 52 24 26.3 188.4 0.5 5.5 -2 3988 00 51 30 00 53 30 --- 11 54 24 26.2 189.0 0.5 5.8 118 4050 00 51 31 00 53 30 2MASSJ1119 11 54 24 27.3 189.3 0.6 6.0 -31 4050 No stop 00 57 30 --- 11 58 25 27.2 190.4 0.6 6.7 209 4174 00 53 31 00 58 00 J1120-1243 11 58 55 26.1 190.2 0.6 6.6 -1 4174 00 58 00 00 59 30 --- 12 00 25 26.0 190.6 0.6 6.9 89 4220 00 58 01 00 59 30 2MASSJ1119 12 00 25 27.1 190.9 0.7 7.1 -31 4220 No stop 01 03 30 --- 12 04 26 27.0 192.0 0.7 7.8 209 4344 00 59 31 01 04 00 J1120-1243 12 04 56 25.9 191.8 0.7 7.7 -1 4344 01 04 00 01 06 00 --- 12 06 56 25.8 192.3 0.8 8.0 119 4406 01 04 01 01 06 00 2MASSJ1119 12 06 56 26.9 192.7 0.8 8.2 -31 4406 No stop 01 10 00 --- 12 10 57 26.8 193.8 0.8 8.9 209 4529 01 06 01 01 10 30 J1120-1243 12 11 27 25.7 193.5 0.8 8.8 -1 4529 01 10 30 01 12 00 --- 12 12 57 25.6 193.9 0.9 9.0 89 4576 01 10 31 01 12 00 2MASSJ1119 12 12 57 26.7 194.3 0.9 9.2 -31 4576 No stop 01 16 00 --- 12 16 58 26.5 195.4 0.9 9.9 209 4699 01 12 01 01 16 30 J1120-1243 12 17 28 25.4 195.1 0.9 9.8 -1 4699 01 16 30 01 18 30 --- 12 19 28 25.4 195.7 1.0 10.2 119 4761 01 16 31 01 18 30 2MASSJ1119 12 19 28 26.4 196.1 1.0 10.4 -31 4761 No stop 01 22 30 --- 12 23 29 26.2 197.2 1.0 11.0 209 4885 01 18 31 01 23 00 J1120-1243 12 23 59 25.2 196.9 1.0 10.9 -1 4885 01 23 00 01 24 30 --- 12 25 29 25.1 197.3 1.1 11.2 89 4931 01 23 01 01 24 30 2MASSJ1119 12 25 29 26.1 197.7 1.1 11.4 -31 4931 No stop 01 28 30 --- 12 29 30 25.9 198.8 1.1 12.1 209 5055 01 24 31 01 29 00 J1120-1243 12 30 00 24.9 198.5 1.1 11.9 -1 5055 01 29 00 01 31 00 --- 12 32 00 24.8 199.0 1.2 12.3 119 5117 01 29 01 Schedule for EFLSBERG (Code Ef ) Page 6 new UCD -6cm UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 29 Feb 2024 Day 60 --- 01 31 00 2MASSJ1119 12 32 00 25.8 199.4 1.2 12.5 -31 5117 No stop 01 35 00 --- 12 36 01 25.6 200.5 1.3 13.1 209 5240 01 31 01 01 35 30 J1120-1243 12 36 31 24.5 200.2 1.3 13.0 -1 5240 01 35 30 01 37 00 --- 12 38 01 24.4 200.6 1.3 13.2 89 5287 01 35 31 01 37 00 2MASSJ1119 12 38 01 25.5 201.0 1.3 13.5 -31 5287 No stop 01 41 00 --- 12 42 02 25.2 202.1 1.4 14.1 209 5410 01 37 01 01 41 30 J1120-1243 12 42 32 24.2 201.7 1.4 14.0 -1 5410 01 41 30 01 43 30 --- 12 44 32 24.1 202.3 1.4 14.3 119 5472 01 41 31 01 43 30 2MASSJ1119 12 44 32 25.1 202.7 1.4 14.5 -31 5472 No stop 01 47 30 --- 12 48 33 24.8 203.8 1.5 15.2 209 5596 01 43 31 01 48 00 J1120-1243 12 49 03 23.8 203.4 1.5 15.0 -1 5596 01 48 00 01 49 30 --- 12 50 33 23.7 203.8 1.5 15.3 89 5642 01 48 01 01 49 30 2MASSJ1119 12 50 33 24.7 204.3 1.5 15.5 -31 5642 No stop 01 53 30 --- 12 54 34 24.4 205.3 1.6 16.1 209 5766 01 49 31 01 54 00 J1120-1243 12 55 04 23.4 205.0 1.6 16.0 -1 5766 01 54 00 01 56 00 --- 12 57 05 23.3 205.5 1.6 16.3 119 5828 01 54 01 01 56 00 2MASSJ1119 12 57 05 24.3 206.0 1.6 16.5 -31 5828 No stop 02 00 00 --- 13 01 05 24.0 207.0 1.7 17.2 209 5951 01 56 01 02 00 30 J1120-1243 13 01 35 22.9 206.6 1.7 17.0 -1 5951 02 00 30 02 02 00 --- 13 03 06 22.8 207.0 1.7 17.2 89 5998 02 00 31 02 02 00 2MASSJ1119 13 03 06 23.8 207.5 1.7 17.5 -31 5998 No stop 02 06 00 --- 13 07 06 23.5 208.5 1.8 18.1 209 6121 02 02 01 02 06 30 J1120-1243 13 07 36 22.5 208.1 1.8 17.9 -1 6121 02 06 30 02 08 30 --- 13 09 37 22.3 208.6 1.8 18.2 119 6183 02 06 31 02 08 30 2MASSJ1119 13 09 37 23.3 209.2 1.8 18.5 -31 6183 No stop 02 12 30 --- 13 13 37 23.0 210.2 1.9 19.1 209 6307 02 08 31 02 13 00 J1120-1243 13 14 07 22.0 209.8 1.9 18.9 -1 6307 02 13 00 02 14 30 --- 13 15 38 21.9 210.1 1.9 19.1 89 6353 02 13 01 02 14 30 2MASSJ1119 13 15 38 22.9 210.7 1.9 19.4 -31 6353 No stop 02 18 30 --- 13 19 38 22.5 211.7 2.0 19.9 209 6477 02 14 31 Schedule for EFLSBERG (Code Ef ) Page 7 new UCD -6cm UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Thu 29 Feb 2024 Day 60 --- 02 18 30 J1120-1243 13 19 38 21.6 211.1 2.0 19.7 -31 6477 No stop 02 20 30 --- 13 21 39 21.4 211.6 2.0 20.0 89 6539 02 18 31 02 23 00 3C273 13 24 09 40.1 197.7 0.9 11.1 45 6539 02 23 00 02 30 00 --- 13 31 10 39.7 199.9 1.0 12.5 420 6755 02 23 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess124.C4096 --- 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: 1 Station: EFLSBERG Total bit rate: 4096 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 32 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 4088.00 Net SB= L L U U L L U U L L U U L L U U 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 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 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 5 13 5 13 6 14 6 14 7 15 7 15 8 16 8 16 BBC SB= L L U U L L U U L L U U L L U U L L U U L L U U L L U U L L U U IF = A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 B1 D3 B1 D3 B1 D3 B1 D3 B1 D3 B1 D3 B1 D3 B1 D3 The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = off LO sum= 4632.00 4632.00 4632.00 4632.00 4696.00 4696.00 4696.00 4696.00 4760.00 4760.00 4760.00 4760.00 4824.00 4824.00 4824.00 4824.00 4888.00 4888.00 4888.00 4888.00 4952.00 4952.00 4952.00 4952.00 5016.00 5016.00 5016.00 5016.00 5080.00 5080.00 5080.00 5080.00 BBC fr= 544.00 544.00 544.00 544.00 608.00 608.00 608.00 608.00 672.00 672.00 672.00 672.00 736.00 736.00 736.00 736.00 800.00 800.00 800.00 800.00 864.00 864.00 864.00 864.00 928.00 928.00 928.00 928.00 992.00 992.00 992.00 992.00 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 3 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * 3C273 12 26 33.245846 * 12 29 06.699742 12 30 21.702256 0.00 02 19 43.30561 * 02 03 08.59812 01 55 01.01869 0.00 From catalog imbedded in main SCHED input file. * 2MASSJ1119 11 17 01.263722 * 11 19 32.561250 11 20 46.578535 0.00 -11 21 22.46204 *-11 37 48.07000 -11 45 48.29793 0.00 From catalog imbedded in main SCHED input file. * J1120-1243 11 17 40.982800 * 11 20 12.080526 11 21 25.999215 0.00 -12 27 11.69570 *-12 43 37.82838 -12 51 38.19668 0.00 From catalog imbedded in main SCHED input file. 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 3C273 sess124.C4096 1 2 3 4 5 6 7 9 11 0.217 10.750 2MASSJ1119 sess124.C4096 1 2 3 4 5 6 7 9 11 2.333 100.935 J1120-1243 sess124.C4096 1 2 3 4 5 6 7 9 11 1.092 47.816 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) 3C273 153.3 2MASSJ1119 158.5 J1120-1243 157.5 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