COVER INFORMATION Station: SVETLOE (Code Sv ) Experiment: EVN Astrometry of PSR J1022+1001 Exp. Code: EY010E Schedule Version: 1.00 Processed by SCHED version: 9.40 Release Jan. 13, 2011. PI: Zhen Yan Address: Shanghai Astronomical Observatory NO.80 Nandan Road Shanghai China Phone: 86-13402136110 EMAIL: yanzhen@shao.ac.cn,zshen@shao.ac.cn Fax: 86-21-64281104 Phone during observation: 86-13402136110 Observing mode: Phase-referencing of a source at 18cm (512 Mb/s) Notes: Target source: PSR J1022+1001, s=3mJy(1.4GHz) Phase calibrator source: J1025+1253, s=0.88Jy(S-band) Fringe finder, etc: J0927+3902 (4C39.25), s=4.71Jy(S-band) Fringe finder, etc: J1310+3220 (1308+326), s=2.23Jy(S-band) Schedule for SVETLOE (Code Sv ) Page 2 EVN Astrometry of PSR J1022+1001 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 Jun 2011 Day 160 --- Next scan frequencies: 1634.49 1634.49 1634.49 1634.49 1650.49 1650.49 1650.49 1650.49 1666.49 1666.49 1666.49 1666.49 1682.49 1682.49 1682.49 1682.49 Next BBC frequencies: 374.49 374.49 374.49 374.49 390.49 390.49 390.49 390.49 406.49 406.49 406.49 406.49 422.49 422.49 422.49 422.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 11 20 00 J0927+3902 06 29 03 55.1 467.4 -3.0 -37.1 0 0 11 20 00 11 27 00 =0923+392 06 36 05 55.9 469.4 -2.9 -36.7 420 27 11 20 01 11 32 30 J1025+1253 06 41 35 27.4 474.1 -3.7 -27.4 273 27 11 32 30 11 34 30 =1023+131 06 43 36 27.6 474.6 -3.7 -27.3 120 35 11 32 31 11 34 30 J1022+1001 06 43 36 25.4 476.8 -3.7 -26.5 -18 35 No stop 11 42 45 --- 06 51 52 26.3 478.8 -3.5 -26.0 477 67 11 34 31 11 43 30 J1025+1253 06 52 37 28.6 476.8 -3.6 -26.8 27 67 11 43 30 11 45 00 =1023+131 06 54 08 28.8 477.2 -3.5 -26.7 90 73 11 43 31 11 45 00 J1022+1001 06 54 08 26.5 479.3 -3.5 -25.8 -18 73 No stop 11 48 15 --- 06 57 23 26.9 480.2 -3.4 -25.6 177 85 11 45 01 11 49 00 J1025+1253 06 58 08 29.2 478.2 -3.5 -26.4 26 85 11 49 00 11 50 30 =1023+131 06 59 38 29.4 478.5 -3.4 -26.3 90 91 11 49 01 11 50 30 J1022+1001 06 59 38 27.1 480.7 -3.4 -25.4 -18 91 No stop 11 53 45 --- 07 02 54 27.5 481.5 -3.3 -25.2 177 104 11 50 31 11 53 45 J1025+1253 07 02 54 29.7 479.4 -3.4 -26.1 -19 104 No stop 11 55 15 =1023+131 07 04 24 29.9 479.7 -3.4 -26.0 71 109 11 53 46 11 55 15 J1022+1001 07 04 24 27.6 481.9 -3.3 -25.1 -18 109 No stop 11 58 30 --- 07 07 40 28.0 482.7 -3.3 -24.8 177 122 11 55 16 11 59 15 J1025+1253 07 08 25 30.3 480.8 -3.3 -25.7 26 122 11 59 15 12 00 45 =1023+131 07 09 55 30.5 481.1 -3.3 -25.6 90 128 11 59 16 12 00 45 J1022+1001 07 09 55 28.2 483.3 -3.2 -24.7 -18 128 No stop 12 04 00 --- 07 13 11 28.5 484.1 -3.2 -24.4 177 140 12 00 46 Schedule for SVETLOE (Code Sv ) Page 3 EVN Astrometry of PSR J1022+1001 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 Jun 2011 Day 160 --- 12 04 00 J1025+1253 07 13 11 30.8 482.0 -3.2 -25.3 -19 140 No stop 12 05 30 =1023+131 07 14 41 31.0 482.4 -3.2 -25.2 71 146 12 04 01 12 05 30 J1022+1001 07 14 41 28.7 484.5 -3.1 -24.3 -18 146 No stop 12 08 45 --- 07 17 56 29.0 485.4 -3.1 -24.0 177 159 12 05 31 12 09 30 J1025+1253 07 18 42 31.4 483.4 -3.1 -24.9 26 159 12 09 30 12 11 00 =1023+131 07 20 12 31.5 483.8 -3.1 -24.8 90 165 12 09 31 12 11 00 J1022+1001 07 20 12 29.2 485.9 -3.1 -23.9 -19 165 No stop 12 14 15 --- 07 23 27 29.5 486.8 -3.0 -23.6 176 177 12 11 01 12 14 15 J1025+1253 07 23 27 31.9 484.6 -3.1 -24.5 -19 177 No stop 12 15 45 =1023+131 07 24 58 32.0 485.0 -3.0 -24.4 71 183 12 14 16 12 15 45 J1022+1001 07 24 58 29.7 487.2 -3.0 -23.5 -19 183 No stop 12 19 00 --- 07 28 13 30.0 488.0 -2.9 -23.2 176 195 12 15 46 12 19 45 J1025+1253 07 28 58 32.4 486.1 -3.0 -24.1 26 195 12 19 45 12 21 15 =1023+131 07 30 28 32.6 486.5 -2.9 -23.9 90 201 12 19 46 12 21 15 J1022+1001 07 30 28 30.2 488.6 -2.9 -23.0 -19 201 No stop 12 24 30 --- 07 33 44 30.5 489.5 -2.8 -22.7 176 214 12 21 16 12 24 30 J1025+1253 07 33 44 32.9 487.3 -2.9 -23.6 -19 214 No stop 12 26 00 =1023+131 07 35 14 33.0 487.8 -2.9 -23.5 71 220 12 24 31 12 26 00 J1022+1001 07 35 14 30.7 489.9 -2.8 -22.5 -19 220 No stop 12 29 15 --- 07 38 30 31.0 490.7 -2.8 -22.2 176 232 12 26 01 12 30 00 J1025+1253 07 39 15 33.4 488.8 -2.8 -23.1 26 232 12 30 00 12 32 00 =1023+131 07 41 15 33.6 489.4 -2.8 -23.0 120 240 12 30 01 12 35 55 J0927+3902 07 45 11 63.2 491.8 -1.7 -28.2 177 240 12 35 55 12 43 15 =0923+392 07 52 32 63.8 494.6 -1.6 -26.8 440 268 12 35 56 12 47 05 J1025+1253 07 56 23 35.0 493.5 -2.5 -21.5 173 268 12 47 05 12 49 05 =1023+131 07 58 23 35.2 494.1 -2.5 -21.3 120 276 12 47 06 12 49 05 J1022+1001 07 58 23 32.8 496.1 -2.4 -20.3 -19 276 No stop 12 52 20 --- 08 01 39 33.0 497.0 -2.4 -19.9 176 289 12 49 06 12 53 05 J1025+1253 08 02 24 35.5 495.2 -2.4 -20.8 26 289 12 53 05 12 54 35 =1023+131 08 03 54 35.7 495.6 -2.4 -20.7 90 294 12 53 06 Schedule for SVETLOE (Code Sv ) Page 4 EVN Astrometry of PSR J1022+1001 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 Jun 2011 Day 160 --- 12 54 35 J1022+1001 08 03 54 33.2 497.6 -2.3 -19.7 -19 294 No stop 12 57 50 --- 08 07 09 33.5 498.5 -2.3 -19.3 176 307 12 54 36 12 57 50 J1025+1253 08 07 09 35.9 496.5 -2.3 -20.3 -19 307 No stop 12 59 20 =1023+131 08 08 40 36.1 496.9 -2.3 -20.2 71 313 12 57 51 12 59 20 J1022+1001 08 08 40 33.6 498.9 -2.2 -19.1 -19 313 No stop 13 02 35 --- 08 11 55 33.9 499.9 -2.2 -18.8 176 325 12 59 21 13 03 20 J1025+1253 08 12 40 36.4 498.1 -2.2 -19.7 26 325 13 03 20 13 04 50 =1023+131 08 14 11 36.5 498.5 -2.2 -19.5 90 331 13 03 21 13 04 50 J1022+1001 08 14 11 34.1 500.5 -2.2 -18.5 -19 331 No stop 13 08 05 --- 08 17 26 34.3 501.4 -2.1 -18.2 176 344 13 04 51 13 08 05 J1025+1253 08 17 26 36.8 499.4 -2.2 -19.2 -19 344 No stop 13 09 35 =1023+131 08 18 56 36.9 499.9 -2.1 -19.0 71 350 13 08 06 13 09 35 J1022+1001 08 18 56 34.4 501.8 -2.1 -18.0 -19 350 No stop 13 12 50 --- 08 22 12 34.7 502.8 -2.0 -17.6 176 362 13 09 36 13 13 35 J1025+1253 08 22 57 37.2 501.0 -2.1 -18.5 26 362 13 13 35 13 15 05 =1023+131 08 24 27 37.3 501.5 -2.0 -18.3 90 368 13 13 36 13 15 05 J1022+1001 08 24 27 34.8 503.4 -2.0 -17.3 -19 368 No stop 13 18 20 --- 08 27 43 35.1 504.3 -1.9 -16.9 176 381 13 15 06 13 18 20 J1025+1253 08 27 43 37.6 502.4 -2.0 -17.9 -19 381 No stop 13 19 50 =1023+131 08 29 13 37.7 502.9 -2.0 -17.7 71 386 13 18 21 13 19 50 J1022+1001 08 29 13 35.2 504.8 -1.9 -16.7 -19 386 No stop 13 23 05 --- 08 32 29 35.4 505.7 -1.9 -16.3 176 399 13 19 51 13 23 50 J1025+1253 08 33 14 38.0 504.0 -1.9 -17.2 26 399 13 23 50 13 25 20 =1023+131 08 34 44 38.1 504.5 -1.9 -17.0 90 405 13 23 51 13 25 20 J1022+1001 08 34 44 35.6 506.4 -1.8 -16.1 -19 405 No stop 13 28 35 --- 08 38 00 35.8 507.3 -1.8 -15.6 176 417 13 25 21 13 28 35 J1025+1253 08 38 00 38.3 505.5 -1.8 -16.6 -19 417 No stop 13 30 05 =1023+131 08 39 30 38.4 505.9 -1.8 -16.4 71 423 13 28 36 13 30 05 J1022+1001 08 39 30 35.9 507.8 -1.7 -15.4 -19 423 No stop 13 33 20 --- 08 42 45 36.1 508.7 -1.7 -15.0 176 436 13 30 06 Schedule for SVETLOE (Code Sv ) Page 5 EVN Astrometry of PSR J1022+1001 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 Jun 2011 Day 160 --- 13 34 05 J1025+1253 08 43 30 38.7 507.1 -1.7 -15.9 26 436 13 34 05 13 35 35 =1023+131 08 45 01 38.8 507.6 -1.7 -15.7 90 442 13 34 06 13 35 35 J1022+1001 08 45 01 36.2 509.4 -1.6 -14.7 -19 442 No stop 13 38 50 --- 08 48 16 36.4 510.4 -1.6 -14.3 176 454 13 35 36 13 38 50 J1025+1253 08 48 16 39.0 508.5 -1.6 -15.3 -19 454 No stop 13 40 20 =1023+131 08 49 46 39.1 509.0 -1.6 -15.1 71 460 13 38 51 13 40 20 J1022+1001 08 49 46 36.5 510.8 -1.6 -14.1 -19 460 No stop 13 43 35 --- 08 53 02 36.7 511.8 -1.5 -13.7 176 473 13 40 21 13 44 20 J1025+1253 08 53 47 39.4 510.2 -1.5 -14.5 26 473 13 44 20 13 45 50 =1023+131 08 55 17 39.5 510.7 -1.5 -14.3 90 478 13 44 21 13 45 50 J1022+1001 08 55 17 36.9 512.4 -1.5 -13.4 -19 478 No stop 13 49 05 --- 08 58 33 37.0 513.4 -1.4 -12.9 176 491 13 45 51 13 49 05 J1025+1253 08 58 33 39.7 511.7 -1.5 -13.9 -20 491 No stop 13 50 35 =1023+131 09 00 03 39.7 512.1 -1.4 -13.6 70 497 13 49 06 13 50 35 J1022+1001 09 00 03 37.1 513.9 -1.4 -12.7 -19 497 No stop 13 53 50 --- 09 03 19 37.3 514.9 -1.3 -12.2 176 509 13 50 36 13 54 35 J1025+1253 09 04 04 40.0 513.4 -1.4 -13.1 25 509 13 54 35 13 56 05 =1023+131 09 05 34 40.0 513.8 -1.3 -12.9 90 515 13 54 36 13 56 05 J1022+1001 09 05 34 37.4 515.5 -1.3 -11.9 -20 515 No stop 13 59 20 --- 09 08 50 37.6 516.5 -1.2 -11.5 175 528 13 56 06 13 59 20 J1025+1253 09 08 50 40.2 514.9 -1.3 -12.4 -20 528 No stop 14 00 50 =1023+131 09 10 20 40.3 515.3 -1.3 -12.2 70 534 13 59 21 14 00 50 J1022+1001 09 10 20 37.6 517.0 -1.2 -11.3 -20 534 No stop 14 04 05 --- 09 13 35 37.8 518.0 -1.2 -10.8 175 546 14 00 51 14 04 50 J1025+1253 09 14 20 40.5 516.6 -1.2 -11.6 25 546 14 04 50 14 06 20 =1023+131 09 15 51 40.6 517.1 -1.2 -11.3 90 552 14 04 51 14 06 20 J1022+1001 09 15 51 37.9 518.7 -1.1 -10.5 -20 552 No stop 14 09 35 --- 09 19 06 38.0 519.7 -1.1 -10.0 175 564 14 06 21 14 09 35 J1025+1253 09 19 06 40.7 518.1 -1.1 -10.9 -20 564 No stop 14 11 05 =1023+131 09 20 37 40.8 518.6 -1.1 -10.6 70 570 14 09 36 Schedule for SVETLOE (Code Sv ) Page 6 EVN Astrometry of PSR J1022+1001 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 Jun 2011 Day 160 --- 14 11 05 J1022+1001 09 20 37 38.1 520.1 -1.0 -9.8 -20 570 No stop 14 14 20 --- 09 23 52 38.2 521.2 -1.0 -9.3 175 583 14 11 06 14 15 05 J1025+1253 09 24 37 41.0 519.8 -1.0 -10.0 25 583 14 15 05 14 16 35 =1023+131 09 26 07 41.0 520.3 -1.0 -9.8 90 589 14 15 06 14 16 35 J1022+1001 09 26 07 38.3 521.9 -1.0 -8.9 -20 589 No stop 14 19 50 --- 09 29 23 38.4 522.9 -0.9 -8.5 175 601 14 16 36 14 19 50 J1025+1253 09 29 23 41.2 521.4 -1.0 -9.3 -20 601 No stop 14 21 20 =1023+131 09 30 53 41.2 521.8 -0.9 -9.1 70 607 14 19 51 14 21 20 J1022+1001 09 30 53 38.5 523.3 -0.9 -8.2 -20 607 No stop 14 24 35 --- 09 34 09 38.6 524.3 -0.8 -7.7 175 620 14 21 21 14 25 20 J1025+1253 09 34 54 41.4 523.1 -0.9 -8.4 25 620 14 25 20 14 26 50 =1023+131 09 36 24 41.4 523.6 -0.8 -8.2 90 625 14 25 21 14 26 50 J1022+1001 09 36 24 38.7 525.1 -0.8 -7.4 -20 625 No stop 14 30 05 --- 09 39 40 38.8 526.1 -0.7 -6.9 175 638 14 26 51 14 30 05 J1025+1253 09 39 40 41.5 524.7 -0.8 -7.7 -20 638 No stop 14 31 35 =1023+131 09 41 10 41.6 525.1 -0.8 -7.4 70 644 14 30 06 14 31 35 J1022+1001 09 41 10 38.8 526.5 -0.7 -6.7 -20 644 No stop 14 34 50 --- 09 44 25 38.9 527.6 -0.7 -6.2 175 656 14 31 36 14 35 35 J1025+1253 09 45 11 41.7 526.4 -0.7 -6.8 25 656 14 35 35 14 37 05 =1023+131 09 46 41 41.7 526.9 -0.7 -6.6 90 662 14 35 36 14 37 05 J1022+1001 09 46 41 39.0 528.3 -0.6 -5.8 -20 662 No stop 14 40 20 --- 09 49 56 39.1 529.3 -0.6 -5.3 175 675 14 37 06 14 40 20 J1025+1253 09 49 56 41.8 528.0 -0.6 -6.0 -20 675 No stop 14 41 50 =1023+131 09 51 27 41.9 528.5 -0.6 -5.8 70 681 14 40 21 14 41 50 J1022+1001 09 51 27 39.1 529.8 -0.5 -5.1 -20 681 No stop 14 45 05 --- 09 54 42 39.2 530.8 -0.5 -4.6 175 693 14 41 51 14 45 50 J1025+1253 09 55 27 42.0 529.8 -0.5 -5.1 25 693 14 45 50 14 47 20 =1023+131 09 56 57 42.0 530.3 -0.5 -4.9 90 699 14 45 51 14 47 20 J1022+1001 09 56 57 39.2 531.5 -0.4 -4.2 -20 699 No stop 14 50 35 --- 10 00 13 39.3 532.6 -0.4 -3.7 175 712 14 47 21 Schedule for SVETLOE (Code Sv ) Page 7 EVN Astrometry of PSR J1022+1001 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 Jun 2011 Day 160 --- 14 50 35 J1025+1253 10 00 13 42.1 531.3 -0.4 -4.4 -20 712 No stop 14 52 05 =1023+131 10 01 43 42.1 531.8 -0.4 -4.1 70 717 14 50 36 14 52 05 J1022+1001 10 01 43 39.3 533.0 -0.4 -3.5 -20 717 No stop 14 55 20 --- 10 04 59 39.3 534.1 -0.3 -3.0 175 730 14 52 06 14 56 05 J1025+1253 10 05 44 42.2 533.1 -0.3 -3.5 25 730 14 56 05 14 57 35 =1023+131 10 07 14 42.2 533.6 -0.3 -3.2 90 736 14 56 06 14 57 35 J1022+1001 10 07 14 39.3 534.8 -0.3 -2.6 -20 736 No stop 15 00 50 --- 10 10 30 39.4 535.8 -0.2 -2.1 175 748 14 57 36 15 00 50 J1025+1253 10 10 30 42.2 534.7 -0.3 -2.7 -20 748 No stop 15 02 20 =1023+131 10 12 00 42.2 535.2 -0.2 -2.4 70 754 15 00 51 15 02 20 J1022+1001 10 12 00 39.4 536.3 -0.2 -1.8 -20 754 No stop 15 05 35 --- 10 15 15 39.4 537.3 -0.1 -1.3 175 767 15 02 21 15 06 20 J1025+1253 10 16 01 42.3 536.5 -0.2 -1.8 25 767 15 06 20 15 08 20 =1023+131 10 18 01 42.3 537.2 -0.1 -1.4 120 774 15 06 21 15 13 05 J1310+3220 10 22 47 50.7 476.6 -2.8 -31.4 205 774 15 13 05 15 20 00 =1308+326 10 29 43 51.4 478.6 -2.7 -30.7 415 801 15 13 06 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: sess211.L512 --- 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: 9 Station: SVETLOE Total bit rate: 512 Format: MKIV1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 Net SB= L L U U L L U U L L U U L L U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 5 10 5 10 6 11 6 11 7 12 7 12 8 13 8 13 BBC SB= L L U U L L U U L L U U L L U U IF = 3O 2N 3O 2N 3O 2N 3O 2N 3O 2N 3O 2N 3O 2N 3O 2N The following frequency sets based on this setup were used. Frequency Set: 9 Setup file default. LO sum= 1634.49 1634.49 1634.49 1634.49 1650.49 1650.49 1650.49 1650.49 1666.49 1666.49 1666.49 1666.49 1682.49 1682.49 1682.49 1682.49 BBC fr= 374.49 374.49 374.49 374.49 390.49 390.49 390.49 390.49 406.49 406.49 406.49 406.49 422.49 422.49 422.49 422.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_off SOURCES USED IN RECORDING SCANS -- EVN Astrometry of PSR J1022+1001 Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J1022+1001 10 20 19.263127 * 10 22 57.995628 10 23 34.997293 0.00 10 17 03.79035 * 10 01 52.61483 09 58 18.67428 0.00 From catalog imbedded in main SCHED input file. 2.087 scan and 121.213 baseline hours in setup: sess211.L512 * J0927+3902 09 23 55.319214 * 09 27 03.013935 09 27 46.230531 0.26 0923+392 39 15 23.56647 * 39 02 20.85187 38 59 24.55132 0.40 4C39.25 From catalog imbedded in main SCHED input file. J0927+39 VLBA Calib Survey - GSFC sols. - created L.Petrov 2008a_astro 0.239 scan and 15.767 baseline hours in setup: sess211.L512 * J1025+1253 10 23 16.285228 * 10 25 56.285369 10 26 33.589825 0.31 1023+131 13 09 05.49493 * 12 53 49.02205 12 50 14.85199 0.21 From catalog imbedded in main SCHED input file. VLBA Calib Survey - GSFC sols. - created L.Petrov 2008a_astro 1.008 scan and 55.534 baseline hours in setup: sess211.L512 * J1310+3220 13 08 07.560131 * 13 10 28.663850 13 11 02.541723 0.24 1308+326 32 36 40.23883 * 32 20 43.78290 32 17 07.48225 0.40 J1310+32 From catalog imbedded in main SCHED input file. VLBA Calib Survey - GSFC sols. - created L.Petrov 2008a_astro 0.115 scan and 7.608 baseline hours in setup: sess211.L512 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) J1022+1001 75.6 J0927+3902 56.5 J1025+1253 75.3 J1310+3220 100.7 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