COVER INFORMATION Station: CAMBG32M (Code Cm ) Experiment: Nuclear Outflows Exp. Code: EC088H Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Sina Chen Address: Technion Technion Haifa Israel Phone: +972-58-6274695 EMAIL: sina.chen@campus.technion.ac.il Fax: Phone during observation: +972-58-6274695 Observing mode: vlbi Notes: COVER LETTER: Schedule for CAMBG32M (Code Cm ) Page 2 Nuclear Outflows 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 8 Mar 2023 Day 67 --- Next scan frequencies: 1626.49 1626.49 Next BBC frequencies: 645.51 645.51 Next scan bandwidths: 64.00 64.00 21 00 00 J1224+2122 08 05 22 31.8 455.9 -4.3 -40.9 0 0 21 00 00 21 05 00 =1222+216 08 10 23 32.5 456.9 -4.3 -40.8 300 19 21 00 01 21 06 50 J1250+0216 08 12 14 13.9 464.8 -4.7 -36.4 37 19 21 06 50 21 08 50 --- 08 14 14 14.2 465.3 -4.6 -36.3 120 27 21 06 51 21 08 50 PG1244+026 08 14 14 14.9 466.0 -4.6 -36.2 -13 27 No stop 21 12 30 --- 08 17 55 15.4 466.8 -4.5 -36.0 207 41 21 08 51 21 12 30 J1250+0216 08 17 55 14.8 466.0 -4.6 -36.2 -13 41 No stop 21 14 30 --- 08 19 55 15.0 466.4 -4.5 -36.1 107 49 21 12 31 21 14 30 PG1244+026 08 19 55 15.7 467.2 -4.5 -35.9 -13 49 No stop 21 18 10 --- 08 23 35 16.2 468.0 -4.4 -35.7 207 63 21 14 31 21 18 40 J1250+0216 08 24 06 15.7 467.3 -4.5 -35.9 17 63 21 18 40 21 20 10 --- 08 25 36 15.9 467.6 -4.4 -35.8 90 69 21 18 41 21 20 10 PG1244+026 08 25 36 16.5 468.4 -4.4 -35.6 -13 69 No stop 21 23 50 --- 08 29 16 17.1 469.2 -4.3 -35.4 207 83 21 20 11 21 23 50 J1250+0216 08 29 16 16.4 468.4 -4.4 -35.6 -13 83 No stop 21 25 50 --- 08 31 17 16.7 468.8 -4.3 -35.5 107 91 21 23 51 21 25 50 PG1244+026 08 31 17 17.4 469.6 -4.3 -35.3 -13 91 No stop 21 29 30 --- 08 34 57 17.9 470.4 -4.2 -35.1 207 105 21 25 51 21 30 00 J1250+0216 08 35 27 17.3 469.7 -4.3 -35.3 17 105 21 30 00 21 31 30 --- 08 36 58 17.5 470.0 -4.2 -35.2 90 111 21 30 01 21 31 30 PG1244+026 08 36 58 18.2 470.8 -4.2 -35.0 -13 111 No stop 21 35 10 --- 08 40 38 18.7 471.6 -4.1 -34.8 207 125 21 31 31 21 35 10 J1250+0216 08 40 38 18.1 470.8 -4.2 -35.0 -13 125 No stop 21 37 10 --- 08 42 39 18.3 471.3 -4.2 -34.9 107 133 21 35 11 21 37 10 PG1244+026 08 42 39 19.0 472.1 -4.1 -34.7 -13 133 No stop 21 40 50 --- 08 46 19 19.5 472.9 -4.0 -34.4 207 147 21 37 11 21 41 20 J1250+0216 08 46 49 18.9 472.2 -4.1 -34.6 17 147 21 41 20 21 42 50 --- 08 48 20 19.2 472.5 -4.1 -34.5 90 153 21 41 21 Schedule for CAMBG32M (Code Cm ) Page 3 Nuclear Outflows 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 8 Mar 2023 Day 67 --- 21 42 50 PG1244+026 08 48 20 19.8 473.3 -4.0 -34.3 -13 153 No stop 21 46 30 --- 08 52 00 20.3 474.1 -3.9 -34.1 207 167 21 42 51 21 46 30 J1250+0216 08 52 00 19.7 473.3 -4.0 -34.3 -13 167 No stop 21 48 30 --- 08 54 00 20.0 473.7 -4.0 -34.2 107 175 21 46 31 21 48 30 PG1244+026 08 54 00 20.6 474.6 -3.9 -33.9 -13 175 No stop 21 52 10 --- 08 57 41 21.1 475.4 -3.8 -33.7 207 189 21 48 31 21 52 40 J1250+0216 08 58 11 20.5 474.7 -3.9 -33.9 17 189 21 52 40 21 54 10 --- 08 59 41 20.8 475.0 -3.9 -33.8 90 195 21 52 41 21 54 10 PG1244+026 08 59 41 21.4 475.8 -3.8 -33.5 -14 195 No stop 21 57 50 --- 09 03 22 21.9 476.6 -3.7 -33.3 206 209 21 54 11 21 57 50 J1250+0216 09 03 22 21.3 475.8 -3.8 -33.5 -13 209 No stop 21 59 50 --- 09 05 22 21.5 476.3 -3.8 -33.4 107 216 21 57 51 21 59 50 PG1244+026 09 05 22 22.2 477.1 -3.7 -33.1 -14 216 No stop 22 03 30 --- 09 09 03 22.7 477.9 -3.6 -32.8 206 231 21 59 51 22 04 00 J1250+0216 09 09 33 22.1 477.2 -3.7 -33.1 17 231 22 04 00 22 05 30 --- 09 11 03 22.3 477.5 -3.7 -33.0 90 236 22 04 01 22 05 30 PG1244+026 09 11 03 22.9 478.4 -3.6 -32.7 -14 236 No stop 22 09 10 --- 09 14 44 23.4 479.2 -3.6 -32.4 206 251 22 05 31 22 09 10 J1250+0216 09 14 44 22.8 478.4 -3.6 -32.7 -13 251 No stop 22 11 10 --- 09 16 44 23.1 478.8 -3.6 -32.5 107 258 22 09 11 22 11 10 PG1244+026 09 16 44 23.7 479.7 -3.5 -32.2 -14 258 No stop 22 14 50 --- 09 20 25 24.2 480.5 -3.5 -31.9 206 272 22 11 11 22 15 20 J1250+0216 09 20 55 23.6 479.8 -3.5 -32.2 17 272 22 15 20 22 16 50 --- 09 22 25 23.8 480.1 -3.5 -32.1 90 278 22 15 21 22 16 50 PG1244+026 09 22 25 24.4 481.0 -3.4 -31.7 -14 278 No stop 22 20 30 --- 09 26 06 24.9 481.9 -3.4 -31.4 206 292 22 16 51 22 20 30 J1250+0216 09 26 06 24.3 481.0 -3.4 -31.7 -13 292 No stop 22 22 30 --- 09 28 06 24.6 481.5 -3.4 -31.6 107 300 22 20 31 22 22 30 PG1244+026 09 28 06 25.2 482.3 -3.3 -31.2 -14 300 No stop 22 26 10 --- 09 31 47 25.7 483.2 -3.3 -30.9 206 314 22 22 31 Schedule for CAMBG32M (Code Cm ) Page 4 Nuclear Outflows 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 8 Mar 2023 Day 67 --- 22 26 40 J1250+0216 09 32 17 25.1 482.4 -3.3 -31.2 17 314 22 26 40 22 28 10 --- 09 33 47 25.3 482.8 -3.3 -31.1 90 320 22 26 41 22 28 10 PG1244+026 09 33 47 25.9 483.7 -3.2 -30.7 -14 320 No stop 22 31 50 --- 09 37 28 26.4 484.6 -3.2 -30.4 206 334 22 28 11 22 31 50 J1250+0216 09 37 28 25.8 483.7 -3.2 -30.7 -13 334 No stop 22 33 50 --- 09 39 28 26.1 484.2 -3.2 -30.5 107 342 22 31 51 22 33 50 PG1244+026 09 39 28 26.6 485.1 -3.1 -30.2 -14 342 No stop 22 37 30 --- 09 43 08 27.1 485.9 -3.1 -29.8 206 356 22 33 51 22 38 00 J1250+0216 09 43 39 26.6 485.2 -3.1 -30.1 16 356 22 38 00 22 39 30 --- 09 45 09 26.8 485.5 -3.1 -30.0 90 362 22 38 01 22 39 30 PG1244+026 09 45 09 27.3 486.4 -3.0 -29.6 -14 362 No stop 22 43 10 --- 09 48 49 27.8 487.3 -3.0 -29.2 206 376 22 39 31 22 43 10 J1250+0216 09 48 49 27.2 486.4 -3.0 -29.6 -14 376 No stop 22 45 10 --- 09 50 50 27.5 486.9 -3.0 -29.4 106 384 22 43 11 22 45 10 PG1244+026 09 50 50 28.0 487.8 -2.9 -29.0 -14 384 No stop 22 48 50 --- 09 54 30 28.5 488.7 -2.9 -28.6 206 398 22 45 11 22 49 20 J1250+0216 09 55 00 28.0 487.9 -2.9 -29.0 16 398 22 49 20 22 50 50 --- 09 56 31 28.2 488.3 -2.9 -28.8 90 404 22 49 21 22 50 50 PG1244+026 09 56 31 28.7 489.3 -2.9 -28.4 -14 404 No stop 22 53 50 --- 09 59 31 29.1 490.0 -2.8 -28.0 166 415 22 50 51 22 53 50 J1250+0216 09 59 31 28.5 489.1 -2.9 -28.5 -14 415 No stop 22 55 30 --- 10 01 11 28.7 489.5 -2.8 -28.3 86 422 22 53 51 22 55 30 PG1244+026 10 01 11 29.3 490.4 -2.8 -27.9 -14 422 No stop 22 58 30 --- 10 04 12 29.6 491.2 -2.7 -27.5 166 433 22 55 31 22 59 00 J1250+0216 10 04 42 29.1 490.4 -2.8 -27.9 16 433 22 59 00 23 00 10 --- 10 05 52 29.3 490.7 -2.8 -27.7 70 438 22 59 01 23 01 10 J1430+1043 10 06 52 22.9 462.6 -4.4 -37.5 -10 438 23 01 10 23 06 10 =1427+109 10 11 53 23.7 463.7 -4.3 -37.3 290 457 23 01 11 23 19 15 J1420-1244 10 25 00 7.6 482.5 -3.9 -32.1 715 457 23 19 15 23 20 45 --- 10 26 31 7.8 482.8 -3.9 -31.9 90 463 23 19 16 Schedule for CAMBG32M (Code Cm ) Page 5 Nuclear Outflows 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 8 Mar 2023 Day 67 --- 23 20 45 PG1416-129 10 26 31 7.5 483.2 -3.9 -31.8 -11 463 No stop 23 24 25 --- 10 30 11 8.0 484.0 -3.8 -31.5 209 477 23 20 46 23 24 25 J1420-1244 10 30 11 8.2 483.5 -3.9 -31.6 -10 477 No stop 23 26 25 --- 10 32 12 8.5 484.0 -3.8 -31.5 110 485 23 24 26 23 26 25 PG1416-129 10 32 12 8.2 484.4 -3.8 -31.3 -10 485 No stop 23 30 05 --- 10 35 52 8.7 485.2 -3.7 -31.0 210 499 23 26 26 23 30 30 J1420-1244 10 36 17 9.0 484.8 -3.8 -31.1 15 499 23 30 30 23 32 00 --- 10 37 47 9.2 485.1 -3.7 -31.0 90 505 23 30 31 23 32 00 PG1416-129 10 37 47 8.9 485.6 -3.7 -30.8 -10 505 No stop 23 35 40 --- 10 41 28 9.4 486.4 -3.6 -30.5 210 519 23 32 01 23 35 40 J1420-1244 10 41 28 9.6 485.9 -3.7 -30.6 -10 519 No stop 23 37 40 --- 10 43 28 9.9 486.4 -3.6 -30.4 110 527 23 35 41 23 37 40 PG1416-129 10 43 28 9.6 486.8 -3.6 -30.3 -10 527 No stop 23 41 20 --- 10 47 09 10.1 487.6 -3.6 -30.0 210 541 23 37 41 23 41 45 J1420-1244 10 47 34 10.4 487.2 -3.6 -30.1 15 541 23 41 45 23 43 15 --- 10 49 04 10.6 487.6 -3.5 -29.9 90 547 23 41 46 23 43 15 PG1416-129 10 49 04 10.3 488.0 -3.5 -29.8 -10 547 No stop 23 46 55 --- 10 52 45 10.8 488.8 -3.5 -29.4 210 561 23 43 16 23 46 55 J1420-1244 10 52 45 11.0 488.3 -3.5 -29.6 -10 561 No stop 23 48 55 --- 10 54 45 11.3 488.8 -3.4 -29.4 110 569 23 46 56 23 48 55 PG1416-129 10 54 45 11.0 489.2 -3.4 -29.2 -10 569 No stop 23 52 35 --- 10 58 26 11.4 490.0 -3.4 -28.9 210 583 23 48 56 23 53 00 J1420-1244 10 58 51 11.7 489.7 -3.4 -29.0 15 583 23 53 00 23 54 30 --- 11 00 21 11.9 490.0 -3.3 -28.8 90 589 23 53 01 23 54 30 PG1416-129 11 00 21 11.7 490.4 -3.3 -28.7 -10 589 No stop 23 58 10 --- 11 04 02 12.1 491.2 -3.3 -28.3 210 603 23 54 31 --- Start: Wed 8 Mar 2023 Day 67 -- Stop: Thu 9 Mar 2023 Day 68 --- 23 58 10 J1420-1244 11 04 02 12.4 490.8 -3.3 -28.4 -10 603 No stop 00 00 10 --- 11 06 02 12.6 491.2 -3.3 -28.2 110 611 23 58 11 Schedule for CAMBG32M (Code Cm ) Page 6 Nuclear Outflows 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 9 Mar 2023 Day 68 --- 00 00 10 PG1416-129 11 06 02 12.3 491.7 -3.2 -28.1 -10 611 No stop 00 03 50 --- 11 09 43 12.7 492.5 -3.2 -27.7 210 625 00 00 11 00 04 15 J1420-1244 11 10 08 13.1 492.1 -3.2 -27.8 15 625 00 04 15 00 05 45 --- 11 11 38 13.2 492.5 -3.2 -27.6 90 631 00 04 16 00 05 45 PG1416-129 11 11 38 13.0 492.9 -3.1 -27.5 -10 631 No stop 00 09 25 --- 11 15 19 13.4 493.7 -3.1 -27.1 210 645 00 05 46 00 09 25 J1420-1244 11 15 19 13.6 493.3 -3.1 -27.3 -10 645 No stop 00 11 25 --- 11 17 19 13.9 493.7 -3.1 -27.0 110 652 00 09 26 00 11 25 PG1416-129 11 17 19 13.6 494.2 -3.1 -26.9 -10 652 No stop 00 15 05 --- 11 21 00 14.0 495.0 -3.0 -26.5 210 667 00 11 26 00 15 30 J1420-1244 11 21 25 14.3 494.7 -3.0 -26.6 15 667 00 15 30 00 17 00 --- 11 22 55 14.5 495.0 -3.0 -26.4 90 672 00 15 31 00 17 00 PG1416-129 11 22 55 14.2 495.4 -3.0 -26.3 -10 672 No stop 00 20 40 --- 11 26 35 14.6 496.3 -2.9 -25.8 210 687 00 17 01 00 20 40 J1420-1244 11 26 35 14.9 495.8 -2.9 -26.0 -10 687 No stop 00 22 40 --- 11 28 36 15.1 496.3 -2.9 -25.8 110 694 00 20 41 00 22 40 PG1416-129 11 28 36 14.8 496.7 -2.9 -25.6 -10 694 No stop 00 26 20 --- 11 32 16 15.2 497.5 -2.8 -25.2 210 709 00 22 41 00 26 45 J1420-1244 11 32 41 15.5 497.2 -2.8 -25.3 15 709 00 26 45 00 28 15 --- 11 34 12 15.7 497.6 -2.8 -25.1 90 714 00 26 46 00 28 15 PG1416-129 11 34 12 15.4 498.0 -2.8 -24.9 -10 714 No stop 00 31 55 --- 11 37 52 15.8 498.8 -2.7 -24.5 210 728 00 28 16 00 31 55 J1420-1244 11 37 52 16.0 498.4 -2.7 -24.7 -10 728 No stop 00 33 55 --- 11 39 53 16.3 498.9 -2.7 -24.4 110 736 00 31 56 00 33 55 PG1416-129 11 39 53 16.0 499.3 -2.7 -24.3 -10 736 No stop 00 37 35 --- 11 43 33 16.3 500.1 -2.6 -23.8 210 750 00 33 56 00 38 00 J1420-1244 11 43 58 16.7 499.8 -2.6 -23.9 15 750 00 38 00 00 39 30 --- 11 45 29 16.8 500.2 -2.6 -23.8 90 756 00 38 01 00 39 30 PG1416-129 11 45 29 16.5 500.6 -2.6 -23.6 -10 756 No stop 00 43 10 --- 11 49 09 16.9 501.4 -2.5 -23.1 210 770 00 39 31 Schedule for CAMBG32M (Code Cm ) Page 7 Nuclear Outflows 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 9 Mar 2023 Day 68 --- 00 43 10 J1420-1244 11 49 09 17.2 501.0 -2.5 -23.3 -10 770 No stop 00 45 10 --- 11 51 09 17.4 501.5 -2.5 -23.1 110 778 00 43 11 00 45 10 PG1416-129 11 51 09 17.1 501.9 -2.5 -22.9 -10 778 No stop 00 48 50 --- 11 54 50 17.4 502.8 -2.4 -22.4 210 792 00 45 11 00 49 15 J1420-1244 11 55 15 17.7 502.5 -2.4 -22.5 15 792 00 49 15 00 50 45 --- 11 56 45 17.9 502.8 -2.4 -22.3 90 798 00 49 16 00 50 45 PG1416-129 11 56 45 17.6 503.2 -2.4 -22.2 -10 798 No stop 00 53 45 --- 11 59 46 17.9 503.9 -2.3 -21.8 170 810 00 50 46 00 53 45 J1420-1244 11 59 46 18.2 503.5 -2.4 -22.0 -10 810 No stop 00 55 25 --- 12 01 26 18.3 503.9 -2.3 -21.7 90 816 00 53 46 00 55 25 PG1416-129 12 01 26 18.0 504.3 -2.3 -21.6 -10 816 No stop 00 58 25 --- 12 04 27 18.3 505.1 -2.3 -21.2 170 828 00 55 26 00 58 50 J1420-1244 12 04 52 18.6 504.8 -2.3 -21.3 15 828 00 58 50 01 00 00 --- 12 06 02 18.7 505.0 -2.3 -21.1 70 832 00 58 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess123.L1024 --- 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: 11 Station: CAMBG32M Total bit rate: 512 Format: VDIF Bits per sample: 2 Sample rate:128.000 Number of channels: 2 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 2272.00 2272.00 Net SB= U U IF SB = L L Pol. = RCP LCP BBC = 1 9 BBC SB= L L IF = A1 B1 The following frequency sets based on these setups were used. Frequency Set: 9 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 BBC fr= 645.51 645.51 Bandwd= 64.00 64.00 Matching frequency sets: 9 10 11 12 13 Track assignments are: track1= 1, 2 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * PG1244+026 12 44 02.057008 * 12 46 35.248000 12 47 46.861727 0.00 02 38 31.35488 * 02 22 08.79000 02 14 27.72633 0.00 From catalog imbedded in main SCHED input file. * J1250+0216 12 47 59.415380 * 12 50 32.580800 12 51 44.174015 0.00 02 32 51.19478 * 02 16 32.17300 02 08 52.66931 0.00 From catalog imbedded in main SCHED input file. * PG1416-129 14 16 21.280852 * 14 19 03.820000 14 20 19.410983 0.00 -12 56 58.05476 *-13 10 44.70000 -13 17 11.61704 0.00 From catalog imbedded in main SCHED input file. * J1420-1244 14 17 22.584708 * 14 20 04.881200 14 21 20.356517 0.00 -12 31 14.45123 *-12 44 58.56500 -12 51 24.44324 0.00 From catalog imbedded in main SCHED input file. 1222+216 12 22 23.408719 * 12 24 54.458404 12 26 05.313166 0.05 * J1224+2122 21 39 23.03695 * 21 22 46.38856 21 14 57.64170 0.09 J1224+21 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 386 observations. 1427+109 14 27 43.700718 * 14 30 09.738797 14 31 17.781261 0.06 * J1430+1043 10 56 44.61950 * 10 43 26.86236 10 37 06.63821 0.12 J1430+10 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 179 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 PG1244+026 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 1.200 115.106 J1250+0216 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 0.606 54.913 PG1416-129 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 1.200 90.929 J1420-1244 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 0.606 43.429 J1224+2122 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 0.083 8.750 J1430+1043 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 0.083 7.521 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) PG1244+026 157.0 J1250+0216 156.0 PG1416-129 130.9 J1420-1244 130.8 J1224+2122 156.3 J1430+1043 131.4 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