COVER INFORMATION Station: YEBES40M (Code Ys ) Experiment: Is there a Binary Black Hole system in the BCG of RBS 797 ? Exp. Code: EG080B Schedule Version: 1.00 Processed by SCHED version: 11.10 Version 11.1 Beta of about April 26, 201 PI: Myriam Gitti Address: INAF Istituto di Radioastronomia Via Gobetti 101 40129 Bologna Italy Phone: +39 051 639 9388 EMAIL: myriam.gitti@unibo.it Fax: +39 051 639 9431 Phone during observation: +39 347 906 6221 Observing mode: Continuum C-band Notes: Schedule for YEBES40M (Code Ys ) Page 2 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 9 Mar 2014 Day 68 --- Next scan frequencies: 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 Next BBC frequencies: 784.49 784.49 784.49 784.49 816.49 816.49 816.49 816.49 848.49 848.49 848.49 848.49 880.49 880.49 880.49 880.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 20 00 00 J0954+7435 06 57 22 50.4 17.1 -3.0 -123.0 0 0 20 00 00 20 04 15 =0950+748 07 01 38 50.6 16.9 -2.9 -124.2 255 33 20 00 01 20 04 35 RBS797 07 01 58 50.0 14.2 -2.8 -128.2 2 33 20 04 35 20 08 05 --- 07 05 28 50.1 14.0 -2.7 -129.2 210 60 20 04 36 20 08 45 J0954+7435 07 06 08 50.9 16.6 -2.8 -125.5 22 60 20 08 45 20 09 45 =0950+748 07 07 09 50.9 16.5 -2.8 -125.8 60 67 20 08 46 20 10 05 RBS797 07 07 29 50.2 13.8 -2.7 -129.8 2 67 20 10 05 20 13 35 --- 07 10 59 50.4 13.6 -2.6 -130.8 210 94 20 10 06 20 14 15 J0954+7435 07 11 39 51.2 16.2 -2.7 -127.1 22 94 20 14 15 20 15 15 =0950+748 07 12 39 51.2 16.2 -2.7 -127.4 60 102 20 14 16 20 15 35 RBS797 07 12 59 50.5 13.5 -2.6 -131.4 2 102 20 15 35 20 19 05 --- 07 16 30 50.6 13.3 -2.5 -132.4 210 129 20 15 36 20 19 45 J0954+7435 07 17 10 51.5 15.9 -2.7 -128.7 22 129 20 19 45 20 20 45 =0950+748 07 18 10 51.5 15.8 -2.6 -129.0 60 137 20 19 46 20 21 05 RBS797 07 18 30 50.7 13.2 -2.5 -133.0 2 137 20 21 05 20 24 35 --- 07 22 01 50.9 12.9 -2.4 -134.0 210 163 20 21 06 20 25 15 J0954+7435 07 22 41 51.7 15.5 -2.6 -130.4 22 163 20 25 15 20 26 15 =0950+748 07 23 41 51.8 15.4 -2.5 -130.7 60 171 20 25 16 20 26 35 RBS797 07 24 01 50.9 12.8 -2.4 -134.6 2 171 20 26 35 20 30 05 --- 07 27 32 51.1 12.6 -2.4 -135.6 210 198 20 26 36 20 30 45 J0954+7435 07 28 12 52.0 15.1 -2.5 -132.0 22 198 20 30 45 20 31 45 =0950+748 07 29 12 52.1 15.0 -2.4 -132.3 60 206 20 30 46 20 32 05 RBS797 07 29 32 51.2 12.4 -2.3 -136.2 2 206 20 32 05 20 35 35 --- 07 33 03 51.3 12.2 -2.3 -137.3 210 233 20 32 06 20 36 15 J0954+7435 07 33 43 52.3 14.7 -2.4 -133.6 22 233 20 36 15 20 37 15 =0950+748 07 34 43 52.3 14.6 -2.4 -133.9 60 240 20 36 16 Schedule for YEBES40M (Code Ys ) Page 3 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 9 Mar 2014 Day 68 --- 20 37 35 RBS797 07 35 03 51.4 12.0 -2.2 -137.9 2 240 20 37 35 20 41 05 --- 07 38 34 51.5 11.8 -2.2 -138.9 210 267 20 37 36 20 41 45 J0954+7435 07 39 14 52.5 14.3 -2.3 -135.3 22 267 20 41 45 20 42 45 =0950+748 07 40 14 52.6 14.2 -2.3 -135.6 60 275 20 41 46 20 43 05 RBS797 07 40 34 51.6 11.7 -2.1 -139.5 2 275 20 43 05 20 46 35 --- 07 44 05 51.7 11.4 -2.1 -140.6 210 302 20 43 06 20 47 15 J0954+7435 07 44 45 52.8 13.8 -2.2 -137.0 22 302 20 47 15 20 48 15 =0950+748 07 45 45 52.8 13.8 -2.2 -137.3 60 310 20 47 16 20 48 35 RBS797 07 46 05 51.8 11.2 -2.0 -141.2 3 310 20 48 35 20 52 05 --- 07 49 35 51.9 11.0 -2.0 -142.2 210 337 20 48 36 20 52 45 J0954+7435 07 50 16 53.0 13.4 -2.1 -138.7 23 337 20 52 45 20 53 45 =0950+748 07 51 16 53.1 13.3 -2.1 -139.0 60 344 20 52 46 20 54 05 RBS797 07 51 36 52.0 10.8 -2.0 -142.8 3 344 20 54 05 20 57 35 --- 07 55 06 52.1 10.6 -1.9 -143.9 210 371 20 54 06 20 58 15 J0954+7435 07 55 46 53.3 12.9 -2.0 -140.4 23 371 20 58 15 20 59 15 =0950+748 07 56 47 53.3 12.8 -2.0 -140.7 60 379 20 58 16 20 59 35 RBS797 07 57 07 52.2 10.4 -1.9 -144.5 3 379 20 59 35 21 03 05 --- 08 00 37 52.3 10.1 -1.8 -145.6 210 406 20 59 36 21 03 45 J0954+7435 08 01 17 53.5 12.4 -1.9 -142.1 23 406 21 03 45 21 04 45 =0950+748 08 02 18 53.6 12.4 -1.9 -142.4 60 413 21 03 46 21 05 05 RBS797 08 02 38 52.4 10.0 -1.8 -146.2 3 413 21 05 05 21 08 35 --- 08 06 08 52.5 9.7 -1.7 -147.3 210 440 21 05 06 21 09 15 J0954+7435 08 06 48 53.7 12.0 -1.8 -143.8 23 440 21 09 15 21 10 15 =0950+748 08 07 48 53.8 11.9 -1.8 -144.1 60 448 21 09 16 21 10 35 RBS797 08 08 09 52.6 9.5 -1.7 -147.9 3 448 21 10 35 21 14 05 --- 08 11 39 52.7 9.2 -1.6 -149.0 210 475 21 10 36 21 14 45 J0954+7435 08 12 19 54.0 11.4 -1.7 -145.6 23 475 21 14 45 21 15 45 =0950+748 08 13 19 54.0 11.4 -1.7 -145.9 60 483 21 14 46 21 16 05 RBS797 08 13 39 52.7 9.1 -1.6 -149.6 3 483 21 16 05 21 19 35 --- 08 17 10 52.8 8.8 -1.5 -150.7 210 510 21 16 06 Schedule for YEBES40M (Code Ys ) Page 4 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 9 Mar 2014 Day 68 --- 21 20 15 J0954+7435 08 17 50 54.2 10.9 -1.6 -147.3 23 510 21 20 15 21 21 15 =0950+748 08 18 50 54.2 10.8 -1.6 -147.6 60 517 21 20 16 21 21 35 RBS797 08 19 10 52.9 8.6 -1.5 -151.3 3 517 21 21 35 21 25 05 --- 08 22 41 53.0 8.3 -1.4 -152.4 210 544 21 21 36 21 25 45 J0954+7435 08 23 21 54.3 10.4 -1.5 -149.1 23 544 21 25 45 21 26 45 =0950+748 08 24 21 54.4 10.3 -1.5 -149.4 60 552 21 25 46 21 27 05 RBS797 08 24 41 53.0 8.1 -1.4 -153.0 3 552 21 27 05 21 30 35 --- 08 28 12 53.1 7.8 -1.3 -154.1 210 579 21 27 06 21 31 15 J0954+7435 08 28 52 54.5 9.8 -1.5 -150.9 23 579 21 31 15 21 32 15 =0950+748 08 29 52 54.6 9.7 -1.4 -151.2 60 587 21 31 16 21 32 35 RBS797 08 30 12 53.2 7.6 -1.3 -154.8 3 587 21 32 35 21 36 05 --- 08 33 43 53.3 7.3 -1.3 -155.9 210 613 21 32 36 21 36 45 J0954+7435 08 34 23 54.7 9.3 -1.4 -152.6 23 613 21 36 45 21 37 45 =0950+748 08 35 23 54.7 9.2 -1.3 -153.0 60 621 21 36 46 21 38 05 RBS797 08 35 43 53.3 7.1 -1.2 -156.5 3 621 21 38 05 21 41 35 --- 08 39 14 53.4 6.8 -1.2 -157.6 210 648 21 38 06 21 42 15 J0954+7435 08 39 54 54.9 8.7 -1.3 -154.4 23 648 21 42 15 21 43 15 =0950+748 08 40 54 54.9 8.6 -1.3 -154.8 60 656 21 42 16 21 43 35 RBS797 08 41 14 53.5 6.6 -1.1 -158.3 3 656 21 43 35 21 47 05 --- 08 44 45 53.5 6.3 -1.1 -159.4 210 683 21 43 36 21 47 45 J0954+7435 08 45 25 55.0 8.1 -1.2 -156.2 23 683 21 47 45 21 48 45 =0950+748 08 46 25 55.1 8.0 -1.2 -156.6 60 690 21 47 46 21 49 05 RBS797 08 46 45 53.6 6.1 -1.0 -160.0 3 690 21 49 05 21 52 35 --- 08 50 15 53.6 5.8 -1.0 -161.1 210 717 21 49 06 21 53 15 J0954+7435 08 50 56 55.2 7.5 -1.1 -158.1 23 717 21 53 15 21 54 15 =0950+748 08 51 56 55.2 7.4 -1.1 -158.4 60 725 21 53 16 21 54 35 RBS797 08 52 16 53.7 5.6 -0.9 -161.8 3 725 21 54 35 21 58 05 --- 08 55 46 53.7 5.3 -0.9 -162.9 210 752 21 54 36 21 58 45 J0954+7435 08 56 26 55.3 6.9 -1.0 -159.9 23 752 21 58 45 21 59 45 =0950+748 08 57 27 55.3 6.8 -1.0 -160.2 60 760 21 58 46 Schedule for YEBES40M (Code Ys ) Page 5 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 9 Mar 2014 Day 68 --- 22 00 05 RBS797 08 57 47 53.8 5.1 -0.8 -163.5 3 760 22 00 05 22 03 35 --- 09 01 17 53.8 4.7 -0.8 -164.7 210 787 22 00 06 22 04 15 J0954+7435 09 01 57 55.4 6.3 -0.9 -161.7 23 787 22 04 15 22 05 15 =0950+748 09 02 57 55.4 6.2 -0.9 -162.0 60 794 22 04 16 22 05 35 RBS797 09 03 18 53.9 4.5 -0.8 -165.3 3 794 22 05 35 22 09 05 --- 09 06 48 53.9 4.2 -0.7 -166.4 210 821 22 05 36 22 09 45 J0954+7435 09 07 28 55.5 5.7 -0.8 -163.5 23 821 22 09 45 22 10 45 =0950+748 09 08 28 55.5 5.6 -0.8 -163.9 60 829 22 09 46 22 11 05 RBS797 09 08 48 53.9 4.0 -0.7 -167.1 3 829 22 11 05 22 14 35 --- 09 12 19 54.0 3.6 -0.6 -168.2 210 856 22 11 06 22 15 15 J0954+7435 09 12 59 55.6 5.1 -0.7 -165.4 23 856 22 15 15 22 16 15 =0950+748 09 13 59 55.6 5.0 -0.7 -165.7 60 863 22 15 16 22 16 35 RBS797 09 14 19 54.0 3.4 -0.6 -168.8 3 863 22 16 35 22 20 05 --- 09 17 50 54.0 3.1 -0.5 -170.0 210 890 22 16 36 22 20 45 J0954+7435 09 18 30 55.7 4.4 -0.6 -167.2 23 890 22 20 45 22 21 45 =0950+748 09 19 30 55.7 4.3 -0.6 -167.6 60 898 22 20 46 22 22 05 RBS797 09 19 50 54.1 2.9 -0.5 -170.6 3 898 22 22 05 22 25 35 --- 09 23 21 54.1 2.6 -0.4 -171.8 210 925 22 22 06 22 26 15 J0954+7435 09 24 01 55.8 3.8 -0.5 -169.1 23 925 22 26 15 22 27 15 =0950+748 09 25 01 55.8 3.7 -0.5 -169.4 60 933 22 26 16 22 27 35 RBS797 09 25 21 54.1 2.4 -0.4 -172.4 3 933 22 27 35 22 31 05 --- 09 28 52 54.1 2.0 -0.3 -173.6 210 960 22 27 36 22 31 45 J0954+7435 09 29 32 55.9 3.2 -0.4 -171.0 23 960 22 31 45 22 32 45 =0950+748 09 30 32 55.9 3.0 -0.4 -171.3 60 967 22 31 46 22 33 05 RBS797 09 30 52 54.2 1.8 -0.3 -174.2 3 967 22 33 05 22 36 35 --- 09 34 23 54.2 1.4 -0.2 -175.3 210 994 22 33 06 22 37 15 J0954+7435 09 35 03 55.9 2.5 -0.4 -172.8 23 994 22 37 15 22 38 15 =0950+748 09 36 03 55.9 2.4 -0.3 -173.2 60 1002 22 37 16 22 38 35 RBS797 09 36 23 54.2 1.2 -0.2 -176.0 3 1002 22 38 35 22 42 05 --- 09 39 54 54.2 0.9 -0.1 -177.1 210 1029 22 38 36 Schedule for YEBES40M (Code Ys ) Page 6 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 9 Mar 2014 Day 68 --- 22 42 45 J0954+7435 09 40 34 55.9 1.9 -0.3 -174.7 23 1029 22 42 45 22 43 45 =0950+748 09 41 34 56.0 1.7 -0.2 -175.0 60 1037 22 42 46 22 44 05 RBS797 09 41 54 54.2 0.7 -0.1 -177.8 3 1037 22 44 05 22 47 35 --- 09 45 24 54.2 0.3 -0.1 -178.9 210 1063 22 44 06 22 48 15 J0954+7435 09 46 05 56.0 1.2 -0.2 -176.6 23 1063 22 48 15 22 49 15 =0950+748 09 47 05 56.0 1.1 -0.2 -176.9 60 1071 22 48 16 22 49 35 RBS797 09 47 25 54.2 0.1 -0.0 -179.6 3 1071 22 49 35 22 53 05 --- 09 50 55 54.2 -0.2 0.0 179.3 210 1098 22 49 36 22 53 45 J0954+7435 09 51 35 56.0 0.5 -0.1 -178.4 23 1098 22 53 45 22 54 45 =0950+748 09 52 36 56.0 0.4 -0.1 -178.8 60 1106 22 53 46 22 55 05 RBS797 09 52 56 54.2 -0.4 0.1 178.6 3 1106 22 55 05 22 58 35 --- 09 56 26 54.2 -0.8 0.1 177.5 210 1133 22 55 06 22 59 15 J0954+7435 09 57 06 56.0 -0.1 0.0 179.7 23 1133 22 59 15 23 00 15 =0950+748 09 58 07 56.0 -0.2 0.0 179.3 60 1140 22 59 16 23 00 35 RBS797 09 58 27 54.2 -1.0 0.2 176.8 3 1140 23 00 35 23 04 05 --- 10 01 57 54.2 -1.3 0.2 175.7 210 1167 23 00 36 23 04 45 J0954+7435 10 02 37 56.0 -0.8 0.1 177.8 23 1167 23 04 45 23 05 45 =0950+748 10 03 37 56.0 -0.9 0.1 177.5 60 1175 23 04 46 23 06 05 RBS797 10 03 57 54.2 -1.5 0.3 175.1 3 1175 23 06 05 23 09 35 --- 10 07 28 54.1 -1.9 0.3 173.9 210 1202 23 06 06 23 10 15 J0954+7435 10 08 08 56.0 -1.4 0.2 175.9 23 1202 23 10 15 23 11 15 =0950+748 10 09 08 56.0 -1.5 0.2 175.6 60 1210 23 10 16 23 17 06 3C345 10 15 01 20.1 54.3 -6.5 -53.4 281 1210 23 17 06 23 22 06 --- 10 20 01 20.9 54.9 -6.4 -54.0 300 1248 23 17 07 23 28 08 J0954+7435 10 26 04 55.8 -3.5 0.5 169.9 288 1248 23 28 08 23 29 08 =0950+748 10 27 04 55.8 -3.7 0.5 169.5 60 1256 23 28 09 23 29 28 RBS797 10 27 24 54.0 -3.9 0.6 167.5 3 1256 23 29 28 23 32 58 --- 10 30 55 53.9 -4.2 0.7 166.3 210 1283 23 29 29 23 33 38 J0954+7435 10 31 35 55.7 -4.2 0.6 168.0 23 1283 23 33 38 23 34 38 =0950+748 10 32 35 55.7 -4.3 0.6 167.7 60 1290 23 33 39 Schedule for YEBES40M (Code Ys ) Page 7 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 9 Mar 2014 Day 68 --- 23 34 58 RBS797 10 32 55 53.9 -4.4 0.7 165.7 3 1290 23 34 58 23 38 28 --- 10 36 25 53.8 -4.7 0.8 164.6 210 1317 23 34 59 23 39 08 J0954+7435 10 37 06 55.7 -4.8 0.7 166.2 23 1317 23 39 08 23 40 08 =0950+748 10 38 06 55.6 -4.9 0.7 165.8 60 1325 23 39 09 23 40 28 RBS797 10 38 26 53.8 -4.9 0.8 163.9 3 1325 23 40 28 23 43 58 --- 10 41 56 53.7 -5.3 0.9 162.8 210 1352 23 40 29 23 44 38 J0954+7435 10 42 36 55.6 -5.4 0.8 164.3 23 1352 23 44 38 23 45 38 =0950+748 10 43 37 55.6 -5.6 0.8 164.0 60 1360 23 44 39 23 45 58 RBS797 10 43 57 53.7 -5.5 0.9 162.2 3 1360 23 45 58 23 49 28 --- 10 47 27 53.6 -5.8 1.0 161.0 210 1387 23 45 59 23 50 08 J0954+7435 10 48 07 55.5 -6.1 0.9 162.5 23 1387 23 50 08 23 51 08 =0950+748 10 49 08 55.4 -6.2 0.9 162.1 60 1394 23 50 09 23 51 28 RBS797 10 49 28 53.6 -6.0 1.0 160.4 3 1394 23 51 28 23 54 58 --- 10 52 58 53.5 -6.3 1.1 159.3 210 1421 23 51 29 23 55 38 J0954+7435 10 53 38 55.3 -6.7 1.0 160.6 23 1421 23 55 38 23 56 38 =0950+748 10 54 38 55.3 -6.8 1.0 160.3 60 1429 23 55 39 --- Start: Sun 9 Mar 2014 Day 68 -- Stop: Mon 10 Mar 2014 Day 69 --- 23 56 58 RBS797 10 54 58 53.5 -6.5 1.1 158.6 3 1429 23 56 58 00 00 28 --- 10 58 29 53.4 -6.8 1.2 157.5 210 1456 23 56 59 00 01 08 J0954+7435 10 59 09 55.2 -7.3 1.0 158.8 23 1456 00 01 08 00 02 08 =0950+748 11 00 09 55.2 -7.4 1.1 158.5 60 1463 00 01 09 00 02 28 RBS797 11 00 29 53.4 -7.0 1.2 156.9 3 1463 00 02 28 00 05 58 --- 11 04 00 53.3 -7.3 1.3 155.8 210 1490 00 02 29 00 06 38 J0954+7435 11 04 40 55.1 -7.9 1.1 157.0 23 1490 00 06 38 00 07 38 =0950+748 11 05 40 55.1 -8.0 1.2 156.7 60 1498 00 06 39 00 07 58 RBS797 11 06 00 53.2 -7.5 1.3 155.2 3 1498 00 07 58 00 11 28 --- 11 09 31 53.1 -7.8 1.3 154.1 210 1525 00 07 59 00 12 08 J0954+7435 11 10 11 54.9 -8.5 1.2 155.2 23 1525 00 12 08 00 13 08 =0950+748 11 11 11 54.9 -8.6 1.3 154.8 60 1533 00 12 09 Schedule for YEBES40M (Code Ys ) Page 8 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 ---------------------------------------------------------------------------------------- --- Mon 10 Mar 2014 Day 69 --- 00 13 28 RBS797 11 11 31 53.1 -8.0 1.4 153.4 3 1533 00 13 28 00 16 58 --- 11 15 02 53.0 -8.3 1.4 152.3 210 1560 00 13 29 00 17 38 J0954+7435 11 15 42 54.8 -9.0 1.3 153.4 23 1560 00 17 38 00 18 38 =0950+748 11 16 42 54.7 -9.2 1.3 153.0 60 1567 00 17 39 00 18 58 RBS797 11 17 02 52.9 -8.5 1.5 151.7 3 1567 00 18 58 00 22 28 --- 11 20 33 52.8 -8.8 1.5 150.6 210 1594 00 18 59 00 23 08 J0954+7435 11 21 13 54.6 -9.6 1.4 151.6 23 1594 00 23 08 00 24 08 =0950+748 11 22 13 54.6 -9.7 1.4 151.3 60 1602 00 23 09 00 24 28 RBS797 11 22 33 52.8 -9.0 1.6 150.0 3 1602 00 24 28 00 27 58 --- 11 26 04 52.7 -9.2 1.6 148.9 210 1629 00 24 29 00 28 38 J0954+7435 11 26 44 54.4 -10.2 1.5 149.8 23 1629 00 28 38 00 29 38 =0950+748 11 27 44 54.4 -10.3 1.5 149.5 60 1637 00 28 39 00 29 58 RBS797 11 28 04 52.6 -9.4 1.7 148.3 3 1637 00 29 58 00 33 28 --- 11 31 34 52.5 -9.7 1.7 147.2 210 1663 00 29 59 00 34 08 J0954+7435 11 32 15 54.2 -10.7 1.6 148.0 23 1663 00 34 08 00 35 08 =0950+748 11 33 15 54.2 -10.8 1.6 147.7 60 1671 00 34 09 00 35 28 RBS797 11 33 35 52.4 -9.9 1.7 146.6 3 1671 00 35 28 00 38 58 --- 11 37 05 52.3 -10.1 1.8 145.5 210 1698 00 35 29 00 39 38 J0954+7435 11 37 45 54.0 -11.2 1.7 146.3 23 1698 00 39 38 00 40 38 =0950+748 11 38 46 54.0 -11.3 1.7 146.0 60 1706 00 39 39 00 40 58 RBS797 11 39 06 52.2 -10.3 1.8 144.9 3 1706 00 40 58 00 44 28 --- 11 42 36 52.1 -10.6 1.9 143.8 210 1733 00 40 59 00 45 08 J0954+7435 11 43 16 53.8 -11.7 1.8 144.5 23 1733 00 45 08 00 46 08 =0950+748 11 44 17 53.8 -11.8 1.8 144.2 60 1740 00 45 09 00 46 28 RBS797 11 44 37 52.1 -10.7 1.9 143.2 3 1740 00 46 28 00 49 58 --- 11 48 07 51.9 -11.0 2.0 142.2 210 1767 00 46 29 00 50 38 J0954+7435 11 48 47 53.6 -12.2 1.9 142.8 23 1767 00 50 38 00 51 38 =0950+748 11 49 47 53.6 -12.3 1.9 142.5 60 1775 00 50 39 00 51 58 RBS797 11 50 08 51.9 -11.2 2.0 141.5 3 1775 00 51 58 00 55 28 --- 11 53 38 51.7 -11.4 2.1 140.5 210 1802 00 51 59 Schedule for YEBES40M (Code Ys ) Page 9 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 ---------------------------------------------------------------------------------------- --- Mon 10 Mar 2014 Day 69 --- 00 56 08 J0954+7435 11 54 18 53.4 -12.7 2.0 141.1 23 1802 00 56 08 00 57 08 =0950+748 11 55 18 53.3 -12.8 2.0 140.8 60 1810 00 56 09 00 57 28 RBS797 11 55 38 51.7 -11.6 2.1 139.9 3 1810 00 57 28 01 00 58 --- 11 59 09 51.5 -11.8 2.2 138.8 210 1837 00 57 29 01 01 38 J0954+7435 11 59 49 53.1 -13.2 2.1 139.4 23 1837 01 01 38 01 02 38 =0950+748 12 00 49 53.1 -13.3 2.1 139.1 60 1844 01 01 39 01 02 58 RBS797 12 01 09 51.4 -12.0 2.2 138.2 3 1844 01 02 58 01 06 28 --- 12 04 40 51.3 -12.2 2.3 137.2 210 1871 01 02 59 01 07 08 J0954+7435 12 05 20 52.9 -13.7 2.2 137.7 23 1871 01 07 08 01 08 08 =0950+748 12 06 20 52.9 -13.7 2.2 137.4 60 1879 01 07 09 01 08 28 RBS797 12 06 40 51.2 -12.3 2.3 136.6 3 1879 01 08 28 01 11 58 --- 12 10 11 51.1 -12.6 2.4 135.6 210 1906 01 08 29 01 12 38 J0954+7435 12 10 51 52.7 -14.1 2.2 136.0 23 1906 01 12 38 01 13 38 =0950+748 12 11 51 52.6 -14.2 2.3 135.7 60 1913 01 12 39 01 13 58 RBS797 12 12 11 51.0 -12.7 2.4 135.0 3 1913 01 13 58 01 17 28 --- 12 15 42 50.8 -12.9 2.4 133.9 210 1940 01 13 59 01 18 08 J0954+7435 12 16 22 52.4 -14.5 2.3 134.3 23 1940 01 18 08 01 19 08 =0950+748 12 17 22 52.3 -14.6 2.4 134.0 60 1948 01 18 09 01 19 28 RBS797 12 17 42 50.8 -13.1 2.5 133.3 3 1948 01 19 28 01 22 58 --- 12 21 13 50.6 -13.3 2.5 132.3 210 1975 01 19 29 01 23 38 J0954+7435 12 21 53 52.1 -14.9 2.4 132.7 23 1975 01 23 38 01 24 38 =0950+748 12 22 53 52.1 -15.0 2.4 132.4 60 1983 01 23 39 01 24 58 RBS797 12 23 13 50.5 -13.4 2.6 131.7 3 1983 01 24 58 01 28 28 --- 12 26 44 50.4 -13.6 2.6 130.7 210 2010 01 24 59 01 29 08 J0954+7435 12 27 24 51.9 -15.3 2.5 131.0 23 2010 01 29 08 01 30 08 =0950+748 12 28 24 51.8 -15.4 2.5 130.7 60 2017 01 29 09 01 35 59 3C345 12 34 16 43.4 69.5 -4.2 -67.9 252 2017 01 35 59 01 40 59 --- 12 39 17 44.3 70.0 -4.1 -68.4 300 2056 01 36 00 01 47 00 J0954+7435 12 45 19 50.9 -16.5 2.8 125.8 260 2056 01 47 00 01 48 00 =0950+748 12 46 19 50.9 -16.6 2.8 125.5 60 2063 01 47 01 Schedule for YEBES40M (Code Ys ) Page 10 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 ---------------------------------------------------------------------------------------- --- Mon 10 Mar 2014 Day 69 --- 01 48 20 RBS797 12 46 39 49.4 -14.8 3.0 125.0 3 2063 01 48 20 01 51 50 --- 12 50 10 49.3 -14.9 3.0 124.0 210 2090 01 48 21 01 52 30 J0954+7435 12 50 50 50.6 -16.9 2.9 124.2 23 2090 01 52 30 01 53 30 =0950+748 12 51 50 50.6 -16.9 2.9 123.9 60 2098 01 52 31 01 53 50 RBS797 12 52 10 49.2 -15.0 3.1 123.5 3 2098 01 53 50 01 57 20 --- 12 55 41 49.0 -15.2 3.1 122.5 210 2125 01 53 51 01 58 00 J0954+7435 12 56 21 50.3 -17.2 3.0 122.6 23 2125 01 58 00 01 59 00 =0950+748 12 57 21 50.3 -17.2 3.0 122.3 60 2133 01 58 01 01 59 20 RBS797 12 57 41 48.9 -15.3 3.1 121.9 3 2133 01 59 20 02 02 50 --- 13 01 12 48.7 -15.5 3.2 121.0 210 2160 01 59 21 02 03 30 J0954+7435 13 01 52 50.0 -17.5 3.1 121.1 23 2160 02 03 30 02 04 30 =0950+748 13 02 52 49.9 -17.5 3.1 120.8 60 2167 02 03 31 02 04 50 RBS797 13 03 12 48.6 -15.6 3.2 120.4 3 2167 02 04 50 02 08 20 --- 13 06 43 48.4 -15.7 3.3 119.4 210 2194 02 04 51 02 09 00 J0954+7435 13 07 23 49.7 -17.8 3.2 119.5 23 2194 02 09 00 02 10 00 =0950+748 13 08 23 49.6 -17.8 3.2 119.2 60 2202 02 09 01 02 10 20 RBS797 13 08 43 48.3 -15.8 3.3 118.9 3 2202 02 10 20 02 13 50 --- 13 12 14 48.1 -16.0 3.4 117.9 210 2229 02 10 21 02 14 30 J0954+7435 13 12 54 49.4 -18.1 3.3 118.0 23 2229 02 14 30 02 15 30 =0950+748 13 13 54 49.3 -18.1 3.3 117.7 60 2237 02 14 31 02 15 50 RBS797 13 14 14 48.0 -16.0 3.4 117.4 3 2237 02 15 50 02 19 20 --- 13 17 44 47.8 -16.2 3.5 116.4 210 2263 02 15 51 02 20 00 J0954+7435 13 18 25 49.0 -18.3 3.4 116.5 23 2263 02 20 00 02 21 00 =0950+748 13 19 25 49.0 -18.4 3.4 116.2 60 2271 02 20 01 02 21 20 RBS797 13 19 45 47.7 -16.3 3.5 115.9 3 2271 02 21 20 02 24 50 --- 13 23 15 47.6 -16.4 3.6 114.9 210 2298 02 21 21 02 25 30 J0954+7435 13 23 56 48.7 -18.6 3.5 114.9 23 2298 02 25 30 02 26 30 =0950+748 13 24 56 48.6 -18.6 3.5 114.7 60 2306 02 25 31 02 26 50 RBS797 13 25 16 47.4 -16.5 3.6 114.4 3 2306 02 26 50 02 30 20 --- 13 28 46 47.3 -16.6 3.7 113.4 210 2333 02 26 51 Schedule for YEBES40M (Code Ys ) Page 11 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 ---------------------------------------------------------------------------------------- --- Mon 10 Mar 2014 Day 69 --- 02 31 00 J0954+7435 13 29 26 48.4 -18.8 3.6 113.4 23 2333 02 31 00 02 32 00 =0950+748 13 30 27 48.3 -18.8 3.6 113.2 60 2340 02 31 01 02 32 20 RBS797 13 30 47 47.1 -16.7 3.7 112.9 3 2340 02 32 20 02 35 50 --- 13 34 17 47.0 -16.8 3.8 112.0 210 2367 02 32 21 02 36 30 J0954+7435 13 34 57 48.0 -19.0 3.6 112.0 23 2367 02 36 30 02 37 30 =0950+748 13 35 57 48.0 -19.0 3.7 111.7 60 2375 02 36 31 02 37 50 RBS797 13 36 18 46.8 -16.8 3.8 111.4 3 2375 02 37 50 02 41 20 --- 13 39 48 46.7 -16.9 3.9 110.5 210 2402 02 37 51 02 42 00 J0954+7435 13 40 28 47.7 -19.2 3.7 110.5 23 2402 02 42 00 02 43 00 =0950+748 13 41 28 47.6 -19.2 3.8 110.2 60 2410 02 42 01 02 43 20 RBS797 13 41 48 46.5 -17.0 3.9 110.0 3 2410 02 43 20 02 46 50 --- 13 45 19 46.3 -17.1 3.9 109.0 210 2437 02 43 21 02 47 30 J0954+7435 13 45 59 47.3 -19.4 3.8 109.0 23 2437 02 47 30 02 48 30 =0950+748 13 46 59 47.3 -19.4 3.8 108.8 60 2444 02 47 31 02 48 50 RBS797 13 47 19 46.2 -17.2 4.0 108.5 3 2444 02 48 50 02 52 20 --- 13 50 50 46.0 -17.3 4.0 107.6 210 2471 02 48 51 02 53 00 J0954+7435 13 51 30 47.0 -19.5 3.9 107.6 23 2471 02 53 00 02 54 00 =0950+748 13 52 30 46.9 -19.6 3.9 107.3 60 2479 02 53 01 02 54 20 RBS797 13 52 50 45.9 -17.3 4.1 107.1 3 2479 02 54 20 02 57 50 --- 13 56 21 45.7 -17.4 4.1 106.1 210 2506 02 54 21 02 58 30 J0954+7435 13 57 01 46.6 -19.7 4.0 106.1 23 2506 02 58 30 02 59 30 =0950+748 13 58 01 46.6 -19.7 4.0 105.9 60 2513 02 58 31 02 59 50 RBS797 13 58 21 45.6 -17.4 4.2 105.6 3 2513 02 59 50 03 03 20 --- 14 01 52 45.4 -17.5 4.2 104.7 210 2540 02 59 51 03 04 00 J0954+7435 14 02 32 46.3 -19.8 4.1 104.7 23 2540 03 04 00 03 05 00 =0950+748 14 03 32 46.2 -19.9 4.1 104.4 60 2548 03 04 01 03 05 20 RBS797 14 03 52 45.3 -17.6 4.3 104.2 3 2548 03 05 20 03 08 50 --- 14 07 23 45.1 -17.6 4.3 103.3 210 2575 03 05 21 03 09 30 J0954+7435 14 08 03 45.9 -20.0 4.2 103.3 23 2575 03 09 30 03 10 30 =0950+748 14 09 03 45.9 -20.0 4.2 103.0 60 2583 03 09 31 Schedule for YEBES40M (Code Ys ) Page 12 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 ---------------------------------------------------------------------------------------- --- Mon 10 Mar 2014 Day 69 --- 03 10 50 RBS797 14 09 23 45.0 -17.7 4.3 102.8 3 2583 03 10 50 03 14 20 --- 14 12 54 44.8 -17.7 4.4 101.9 210 2610 03 10 51 03 15 00 J0954+7435 14 13 34 45.6 -20.1 4.3 101.9 23 2610 03 15 00 03 16 00 =0950+748 14 14 34 45.5 -20.1 4.3 101.6 60 2617 03 15 01 03 16 20 RBS797 14 14 54 44.7 -17.8 4.4 101.4 3 2617 03 16 20 03 19 50 --- 14 18 24 44.5 -17.8 4.5 100.5 210 2644 03 16 21 03 20 30 J0954+7435 14 19 05 45.2 -20.2 4.4 100.5 23 2644 03 20 30 03 21 30 =0950+748 14 20 05 45.1 -20.2 4.4 100.2 60 2652 03 20 31 03 21 50 RBS797 14 20 25 44.3 -17.8 4.5 100.0 3 2652 03 21 50 03 25 20 --- 14 23 55 44.1 -17.9 4.6 99.1 210 2679 03 21 51 03 26 00 J0954+7435 14 24 35 44.8 -20.3 4.5 99.1 23 2679 03 26 00 03 27 00 =0950+748 14 25 36 44.8 -20.3 4.5 98.8 60 2687 03 26 01 03 27 20 RBS797 14 25 56 44.0 -17.9 4.6 98.6 3 2687 03 27 20 03 30 50 --- 14 29 26 43.8 -18.0 4.7 97.7 210 2713 03 27 21 03 31 30 J0954+7435 14 30 06 44.5 -20.3 4.6 97.7 23 2713 03 31 30 03 32 30 =0950+748 14 31 07 44.4 -20.4 4.6 97.4 60 2721 03 31 31 03 32 50 RBS797 14 31 27 43.7 -18.0 4.7 97.2 3 2721 03 32 50 03 36 20 --- 14 34 57 43.5 -18.0 4.8 96.3 210 2748 03 32 51 03 37 00 J0954+7435 14 35 37 44.1 -20.4 4.7 96.3 23 2748 03 37 00 03 38 00 =0950+748 14 36 37 44.0 -20.4 4.7 96.1 60 2756 03 37 01 03 38 20 RBS797 14 36 57 43.4 -18.0 4.8 95.8 3 2756 03 38 20 03 41 50 --- 14 40 28 43.2 -18.1 4.9 95.0 210 2783 03 38 21 03 42 30 J0954+7435 14 41 08 43.7 -20.5 4.7 94.9 23 2783 03 42 30 03 43 30 =0950+748 14 42 08 43.7 -20.5 4.8 94.7 60 2790 03 42 31 03 43 50 RBS797 14 42 28 43.0 -18.1 4.9 94.5 3 2790 03 43 50 03 47 20 --- 14 45 59 42.8 -18.1 5.0 93.6 210 2817 03 43 51 03 48 00 J0954+7435 14 46 39 43.4 -20.5 4.8 93.6 23 2817 03 48 00 03 49 00 =0950+748 14 47 39 43.3 -20.5 4.9 93.3 60 2825 03 48 01 03 49 20 RBS797 14 47 59 42.7 -18.1 5.0 93.1 3 2825 03 49 20 03 52 50 --- 14 51 30 42.5 -18.1 5.0 92.2 210 2852 03 49 21 Schedule for YEBES40M (Code Ys ) Page 13 Is there a Binary Black Hole system in the BCG of RBS 797 ? 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 ---------------------------------------------------------------------------------------- --- Mon 10 Mar 2014 Day 69 --- 03 53 30 J0954+7435 14 52 10 43.0 -20.5 4.9 92.2 23 2852 03 53 30 03 54 30 =0950+748 14 53 10 42.9 -20.5 4.9 92.0 60 2860 03 53 31 03 54 50 RBS797 14 53 30 42.4 -18.1 5.1 91.8 3 2860 03 54 50 03 58 20 --- 14 57 01 42.2 -18.1 5.1 90.9 210 2887 03 54 51 03 59 00 J0954+7435 14 57 41 42.6 -20.5 5.0 90.9 23 2887 03 59 00 04 00 00 =0950+748 14 58 41 42.6 -20.5 5.0 90.7 60 2894 03 59 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess114.C1024 Matching groups in /irasoft/sched-11.1beta/catalogs/freq.dat: ys40_6cm P. de Vicente (apr09) Setup group: 9 Station: YEBES40M Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 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 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= L L U U L L U U L L U U L L U U IF = A C A C A C A C A C A C A C A C The following frequency sets based on these setups were used. Frequency Set: 13 Setup file default. Used pcal sets: 1 LO sum= 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 BBC fr= 784.49 784.49 784.49 784.49 816.49 816.49 816.49 816.49 848.49 848.49 848.49 848.49 880.49 880.49 880.49 880.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 13 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S9 S11 S13 S15 PCALXB2= S2 S4 S6 S8 S10 S12 S14 S16 PCALFR1= 490 510 490 510 490 510 490 510 PCALFR2= 490 510 490 510 490 510 490 510 Track assignments are: track1= 18, 20, 2, 4, 22, 24, 6, 8, 26, 28, 10, 12, 30, 32, 14, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * RBS797 09 42 04.064047 * 09 47 12.760000 09 48 43.380453 0.00 76 37 05.87934 * 76 23 13.74000 76 19 12.51778 0.00 From catalog imbedded in main SCHED input file. * J0954+7435 09 50 04.561123 * 09 54 47.442227 09 56 10.584259 4.94 0950+748 74 50 07.76577 * 74 35 57.14561 74 31 50.25457 0.94 /irasoft/sched-11.1beta/catalogs/sources.vlba GSFC 2011B astro solution 36 Observations J1642+3948 16 41 17.606228 * 16 42 58.809965 16 43 27.955278 0.77 * 3C345 39 54 10.81496 * 39 48 36.99402 39 46 51.09640 0.52 1641+399 /irasoft/sched-11.1beta/catalogs/sources.vlba J1642+39 GSFC 2011B astro solution 52621 Observations SOURCE SCAN SUMMARY FOR SOURCES LISTED ABOVE Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Setup file Frequency sets Observing hours (duplicates not shown) Scan Baseline RBS797 sess114.C1024 1 2 3 4 5 6 7 10 11 12 13 4.667 358.665 J0954+7435 sess114.C1024 1 2 3 4 5 6 7 10 11 12 13 1.438 112.125 3C345 sess114.C1024 1 2 3 4 5 6 7 10 11 12 13 0.167 13.000 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) RBS797 106.8 J0954+7435 108.6 3C345 99.9 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