COVER INFORMATION Station: IRBENE (Code Ir ) Experiment: new UCD -6cm Exp. Code: EG126A 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 IRBENE (Code Ir ) 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 ---------------------------------------------------------------------------------------- --- Fri 3 Nov 2023 Day 307 --- 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 06 00 00 3C273 10 16 24 28.4-218.8 -2.2 -19.7 0 0 06 00 00 06 06 00 --- 10 22 25 28.9-217.2 -2.1 -18.9 360 185 06 00 01 06 08 00 J1120-1243 10 24 25 18.6-194.7 -0.9 -8.0 106 185 06 08 00 06 13 00 --- 10 29 26 18.8-193.4 -0.9 -7.3 300 340 06 08 01 06 13 00 2MASSJ1119 10 29 26 19.9-193.4 -0.9 -7.3 -4 340 No stop 06 17 00 --- 10 33 27 20.0-192.3 -0.8 -6.7 236 464 06 13 01 06 17 30 J1120-1243 10 33 57 18.9-192.2 -0.8 -6.7 26 464 06 17 30 06 19 00 --- 10 35 27 19.0-191.8 -0.8 -6.5 90 510 06 17 31 06 19 00 2MASSJ1119 10 35 27 20.1-191.8 -0.8 -6.4 -4 510 No stop 06 23 00 --- 10 39 28 20.2-190.8 -0.7 -5.9 236 634 06 19 01 06 23 30 J1120-1243 10 39 58 19.1-190.7 -0.7 -5.9 26 634 06 23 30 06 25 00 --- 10 41 28 19.1-190.3 -0.7 -5.6 90 680 06 23 31 06 25 00 2MASSJ1119 10 41 28 20.2-190.2 -0.7 -5.6 -4 680 No stop 06 29 00 --- 10 45 29 20.3-189.2 -0.6 -5.0 236 804 06 25 01 06 29 30 J1120-1243 10 45 59 19.2-189.1 -0.6 -5.0 26 804 06 29 30 06 31 00 --- 10 47 29 19.2-188.8 -0.6 -4.8 90 850 06 29 31 06 31 00 2MASSJ1119 10 47 29 20.4-188.7 -0.6 -4.7 -4 850 No stop 06 35 00 --- 10 51 30 20.4-187.6 -0.5 -4.2 236 974 06 31 01 06 35 30 J1120-1243 10 52 00 19.3-187.6 -0.5 -4.2 26 974 06 35 30 06 37 00 --- 10 53 30 19.4-187.2 -0.5 -4.0 90 1020 06 35 31 06 37 00 2MASSJ1119 10 53 30 20.5-187.1 -0.5 -3.9 -4 1020 No stop 06 41 00 --- 10 57 31 20.5-186.1 -0.4 -3.3 236 1144 06 37 01 Schedule for IRBENE (Code Ir ) 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 ---------------------------------------------------------------------------------------- --- Fri 3 Nov 2023 Day 307 --- 06 41 30 J1120-1243 10 58 01 19.4-186.0 -0.4 -3.3 26 1144 06 41 30 06 43 00 --- 10 59 31 19.4-185.7 -0.4 -3.1 90 1190 06 41 31 06 43 00 2MASSJ1119 10 59 31 20.6-185.5 -0.4 -3.0 -4 1190 No stop 06 47 00 --- 11 03 32 20.6-184.5 -0.3 -2.5 236 1314 06 43 01 06 47 30 J1120-1243 11 04 02 19.5-184.5 -0.3 -2.5 26 1314 06 47 30 06 49 00 --- 11 05 32 19.5-184.1 -0.3 -2.3 90 1360 06 47 31 06 49 00 2MASSJ1119 11 05 32 20.6-184.0 -0.3 -2.2 -4 1360 No stop 06 53 00 --- 11 09 33 20.7-182.9 -0.2 -1.6 236 1484 06 49 01 06 53 30 J1120-1243 11 10 03 19.6-182.9 -0.2 -1.6 26 1484 06 53 30 06 55 00 --- 11 11 33 19.6-182.5 -0.2 -1.4 90 1530 06 53 31 06 55 00 2MASSJ1119 11 11 33 20.7-182.4 -0.2 -1.3 -4 1530 No stop 06 59 00 --- 11 15 34 20.7-181.3 -0.1 -0.7 236 1654 06 55 01 06 59 30 J1120-1243 11 16 04 19.6-181.4 -0.1 -0.8 26 1654 06 59 30 07 01 00 --- 11 17 34 19.6-181.0 -0.1 -0.5 90 1700 06 59 31 07 01 00 2MASSJ1119 11 17 34 20.7-180.8 -0.1 -0.5 -4 1700 No stop 07 05 00 --- 11 21 35 20.7-179.8 0.0 0.1 236 1824 07 01 01 07 05 30 J1120-1243 11 22 05 19.6-179.8 0.0 0.1 26 1824 07 05 30 07 07 00 --- 11 23 35 19.6-179.4 0.0 0.3 90 1870 07 05 31 07 07 00 2MASSJ1119 11 23 35 20.7-179.3 0.0 0.4 -4 1870 No stop 07 11 00 --- 11 27 36 20.7-178.2 0.1 1.0 236 1994 07 07 01 07 11 30 J1120-1243 11 28 06 19.6-178.3 0.1 1.0 26 1994 07 11 30 07 13 00 --- 11 29 36 19.6-177.9 0.1 1.2 90 2040 07 11 31 07 13 00 2MASSJ1119 11 29 36 20.7-177.7 0.1 1.3 -4 2040 No stop 07 17 00 --- 11 33 37 20.6-176.6 0.2 1.8 236 2164 07 13 01 07 17 30 J1120-1243 11 34 07 19.5-176.7 0.2 1.8 26 2164 07 17 30 07 19 00 --- 11 35 37 19.5-176.3 0.2 2.0 90 2211 07 17 31 07 19 00 2MASSJ1119 11 35 37 20.6-176.1 0.2 2.1 -4 2211 No stop 07 23 00 --- 11 39 38 20.6-175.1 0.3 2.7 236 2334 07 19 01 07 23 30 J1120-1243 11 40 08 19.5-175.2 0.3 2.7 26 2334 07 23 30 07 25 00 --- 11 41 38 19.5-174.8 0.3 2.9 90 2381 07 23 31 Schedule for IRBENE (Code Ir ) 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 ---------------------------------------------------------------------------------------- --- Fri 3 Nov 2023 Day 307 --- 07 25 00 2MASSJ1119 11 41 38 20.6-174.5 0.3 3.0 -4 2381 No stop 07 29 00 --- 11 45 39 20.5-173.5 0.4 3.6 236 2504 07 25 01 07 29 30 J1120-1243 11 46 09 19.4-173.6 0.4 3.5 26 2504 07 29 30 07 31 00 --- 11 47 39 19.4-173.2 0.4 3.7 90 2551 07 29 31 07 31 00 2MASSJ1119 11 47 39 20.5-173.0 0.4 3.8 -4 2551 No stop 07 35 00 --- 11 51 40 20.4-171.9 0.5 4.4 236 2674 07 31 01 07 35 30 J1120-1243 11 52 10 19.3-172.0 0.5 4.4 26 2674 07 35 30 07 37 00 --- 11 53 40 19.3-171.7 0.5 4.6 90 2721 07 35 31 07 37 00 2MASSJ1119 11 53 40 20.4-171.4 0.5 4.7 -4 2721 No stop 07 41 00 --- 11 57 41 20.3-170.4 0.6 5.3 236 2844 07 37 01 07 41 30 J1120-1243 11 58 11 19.2-170.5 0.6 5.2 26 2844 07 41 30 07 43 00 --- 11 59 41 19.1-170.1 0.6 5.4 90 2891 07 41 31 07 43 00 2MASSJ1119 11 59 41 20.2-169.8 0.6 5.6 -4 2891 No stop 07 47 00 --- 12 03 42 20.1-168.8 0.7 6.1 236 3014 07 43 01 07 47 30 J1120-1243 12 04 12 19.0-169.0 0.7 6.1 26 3014 07 47 30 07 49 00 --- 12 05 42 19.0-168.6 0.7 6.3 90 3061 07 47 31 07 49 00 2MASSJ1119 12 05 42 20.1-168.3 0.7 6.4 -4 3061 No stop 07 53 00 --- 12 09 43 20.0-167.2 0.8 7.0 236 3184 07 49 01 07 53 30 J1120-1243 12 10 13 18.9-167.4 0.8 6.9 26 3184 07 53 30 07 55 00 --- 12 11 43 18.8-167.0 0.8 7.1 90 3231 07 53 31 07 55 00 2MASSJ1119 12 11 43 19.9-166.7 0.8 7.2 -4 3231 No stop 07 59 00 --- 12 15 44 19.8-165.7 0.9 7.8 236 3354 07 55 01 07 59 30 J1120-1243 12 16 14 18.7-165.9 0.9 7.7 26 3354 07 59 30 08 01 00 --- 12 17 44 18.6-165.5 0.9 7.9 90 3401 07 59 31 08 01 00 2MASSJ1119 12 17 44 19.7-165.2 1.0 8.1 -4 3401 No stop 08 05 00 --- 12 21 45 19.6-164.1 1.0 8.6 236 3524 08 01 01 08 05 30 J1120-1243 12 22 15 18.5-164.3 1.0 8.5 26 3524 08 05 30 08 07 00 --- 12 23 45 18.4-164.0 1.0 8.7 90 3571 08 05 31 08 07 00 2MASSJ1119 12 23 45 19.5-163.6 1.1 8.9 -4 3571 No stop 08 11 00 --- 12 27 46 19.3-162.6 1.1 9.4 236 3695 08 07 01 Schedule for IRBENE (Code Ir ) 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 ---------------------------------------------------------------------------------------- --- Fri 3 Nov 2023 Day 307 --- 08 11 30 J1120-1243 12 28 16 18.3-162.8 1.1 9.4 26 3695 08 11 30 08 13 00 --- 12 29 46 18.2-162.4 1.1 9.6 90 3741 08 11 31 08 13 00 2MASSJ1119 12 29 46 19.2-162.1 1.2 9.7 -4 3741 No stop 08 17 00 --- 12 33 47 19.1-161.1 1.2 10.2 236 3865 08 13 01 08 17 30 J1120-1243 12 34 17 18.0-161.3 1.2 10.2 26 3865 08 17 30 08 19 00 --- 12 35 47 17.9-160.9 1.2 10.4 90 3911 08 17 31 08 19 00 2MASSJ1119 12 35 47 19.0-160.5 1.3 10.5 -4 3911 No stop 08 23 00 --- 12 39 48 18.8-159.5 1.3 11.1 236 4035 08 19 01 08 23 30 J1120-1243 12 40 18 17.7-159.8 1.3 11.0 26 4035 08 23 30 08 25 00 --- 12 41 48 17.7-159.4 1.3 11.2 90 4081 08 23 31 08 25 00 2MASSJ1119 12 41 48 18.7-159.0 1.4 11.3 -4 4081 No stop 08 29 00 --- 12 45 49 18.5-158.0 1.4 11.8 236 4205 08 25 01 08 29 30 J1120-1243 12 46 19 17.4-158.3 1.4 11.8 26 4205 08 29 30 08 31 00 --- 12 47 49 17.4-157.9 1.4 11.9 90 4251 08 29 31 08 31 00 2MASSJ1119 12 47 49 18.4-157.5 1.5 12.1 -4 4251 No stop 08 35 00 --- 12 51 50 18.2-156.5 1.5 12.6 236 4375 08 31 01 08 35 30 J1120-1243 12 52 20 17.1-156.8 1.5 12.5 26 4375 08 35 30 08 37 00 --- 12 53 50 17.1-156.4 1.5 12.7 90 4421 08 35 31 08 37 00 2MASSJ1119 12 53 50 18.1-156.0 1.6 12.9 -4 4421 No stop 08 41 00 --- 12 57 51 17.9-155.0 1.6 13.4 236 4545 08 37 01 08 41 30 J1120-1243 12 58 21 16.8-155.3 1.6 13.3 26 4545 08 41 30 08 43 00 --- 12 59 51 16.7-154.9 1.6 13.5 90 4591 08 41 31 08 43 00 2MASSJ1119 12 59 51 17.8-154.5 1.7 13.7 -4 4591 No stop 08 47 00 --- 13 03 52 17.5-153.5 1.7 14.2 236 4715 08 43 01 08 47 30 J1120-1243 13 04 22 16.5-153.8 1.7 14.1 26 4715 08 47 30 08 49 00 --- 13 05 52 16.4-153.4 1.7 14.3 90 4761 08 47 31 08 49 00 2MASSJ1119 13 05 52 17.4-153.0 1.8 14.4 -4 4761 No stop 08 53 00 --- 13 09 53 17.1-152.0 1.8 14.9 236 4885 08 49 01 08 53 30 J1120-1243 13 10 23 16.1-152.3 1.8 14.8 26 4885 08 53 30 08 55 00 --- 13 11 53 16.0-151.9 1.8 15.0 90 4931 08 53 31 Schedule for IRBENE (Code Ir ) 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 ---------------------------------------------------------------------------------------- --- Fri 3 Nov 2023 Day 307 --- 08 55 00 2MASSJ1119 13 11 53 17.0-151.5 1.9 15.2 -4 4931 No stop 08 59 00 --- 13 15 54 16.8-150.5 1.9 15.7 236 5055 08 55 01 08 59 30 J1120-1243 13 16 24 15.7-150.8 1.9 15.6 26 5055 08 59 30 09 01 00 --- 13 17 54 15.6-150.5 1.9 15.7 90 5101 08 59 31 09 01 00 2MASSJ1119 13 17 54 16.6-150.0 2.0 15.9 -4 5101 No stop 09 05 00 --- 13 21 55 16.4-149.0 2.0 16.4 236 5225 09 01 01 09 05 30 J1120-1243 13 22 25 15.3-149.4 2.0 16.3 26 5225 09 05 30 09 07 00 --- 13 23 55 15.2-149.0 2.0 16.5 90 5271 09 05 31 09 07 00 2MASSJ1119 13 23 55 16.2-148.5 2.1 16.6 -4 5271 No stop 09 11 00 --- 13 27 56 15.9-147.6 2.1 17.1 236 5395 09 07 01 09 11 30 J1120-1243 13 28 26 14.9-147.9 2.1 17.0 26 5395 09 11 30 09 13 00 --- 13 29 56 14.8-147.6 2.1 17.2 90 5441 09 11 31 09 13 00 2MASSJ1119 13 29 56 15.8-147.1 2.2 17.3 -4 5441 No stop 09 17 00 --- 13 33 57 15.5-146.1 2.2 17.8 236 5565 09 13 01 09 17 30 J1120-1243 13 34 27 14.5-146.5 2.2 17.7 26 5565 09 17 30 09 19 00 --- 13 35 57 14.3-146.1 2.2 17.9 90 5611 09 17 31 09 19 00 2MASSJ1119 13 35 57 15.3-145.6 2.3 18.0 -3 5611 No stop 09 23 00 --- 13 39 58 15.0-144.6 2.3 18.5 237 5735 09 19 01 09 23 30 J1120-1243 13 40 28 14.0-145.0 2.3 18.4 27 5735 09 23 30 09 25 00 --- 13 41 58 13.9-144.7 2.3 18.6 90 5781 09 23 31 09 25 00 2MASSJ1119 13 41 58 14.9-144.2 2.4 18.7 -3 5781 No stop 09 29 00 --- 13 45 58 14.6-143.2 2.4 19.2 237 5905 09 25 01 09 29 30 J1120-1243 13 46 29 13.5-143.6 2.4 19.1 27 5905 09 29 30 09 31 00 --- 13 47 59 13.4-143.3 2.4 19.2 90 5951 09 29 31 09 31 00 2MASSJ1119 13 47 59 14.4-142.7 2.5 19.4 -3 5951 No stop 09 35 00 --- 13 51 59 14.1-141.8 2.5 19.8 237 6075 09 31 01 09 35 30 J1120-1243 13 52 30 13.0-142.2 2.5 19.7 27 6075 09 35 30 09 37 00 --- 13 54 00 12.9-141.8 2.5 19.9 90 6121 09 35 31 09 37 00 2MASSJ1119 13 54 00 13.9-141.3 2.6 20.0 -3 6121 No stop 09 41 00 --- 13 58 00 13.6-140.3 2.6 20.5 237 6245 09 37 01 Schedule for IRBENE (Code Ir ) 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 ---------------------------------------------------------------------------------------- --- Fri 3 Nov 2023 Day 307 --- 09 41 30 J1120-1243 13 58 31 12.5-140.8 2.6 20.4 27 6245 09 41 30 09 43 00 --- 14 00 01 12.4-140.4 2.6 20.5 90 6292 09 41 31 09 43 00 2MASSJ1119 14 00 01 13.4-139.9 2.7 20.7 -3 6292 No stop 09 47 00 --- 14 04 01 13.0-138.9 2.7 21.1 237 6415 09 43 01 09 47 30 J1120-1243 14 04 32 12.0-139.4 2.7 21.0 27 6415 09 47 30 09 51 00 --- 14 08 02 11.7-138.6 2.8 21.4 210 6523 09 47 31 09 54 00 3C273 14 11 03 30.9-150.3 1.7 15.4 167 6523 09 54 00 10 00 00 --- 14 17 04 30.5-148.6 1.8 16.2 360 6709 09 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess323.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: 7 Station: IRBENE 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 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 B1 D1 B1 D1 B1 D1 B1 D1 B1 D1 B1 D1 B1 D1 B1 D1 The following frequency sets based on these setups were used. Frequency Set: 5 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: 5 9 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 18.319762 0.00 02 19 43.30561 * 02 03 08.59812 01 55 22.75877 0.00 From catalog imbedded in main SCHED input file. * 2MASSJ1119 11 17 01.266977 * 11 19 32.564510 11 20 43.325760 0.00 -11 21 22.43000 *-11 37 48.03800 -11 45 24.69011 0.00 From catalog imbedded in main SCHED input file. * J1120-1243 11 17 40.982800 * 11 20 12.080526 11 21 22.734841 0.00 -12 27 11.69570 *-12 43 37.82838 -12 51 14.47363 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 sess323.C4096 1 2 3 4 5 6 7 8 0.200 6.400 2MASSJ1119 sess323.C4096 1 2 3 4 5 6 7 8 2.400 64.966 J1120-1243 sess323.C4096 1 2 3 4 5 6 7 8 1.017 27.559 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 34.7 2MASSJ1119 46.8 J1120-1243 46.4 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg