COVER INFORMATION Station: MEDICINA (Code Mc ) Experiment: EVN Astrometry of PSR J1022+1001 Exp. Code: EY010D 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 MEDICINA (Code Mc ) 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 24 Feb 2011 Day 55 --- 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: 339.49 339.49 339.49 339.49 355.49 355.49 355.49 355.49 371.49 371.49 371.49 371.49 387.49 387.49 387.49 387.49 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 18 00 00 J0927+3902 05 03 38 41.8 432.3 -4.4 -60.9 0 0 18 00 00 18 07 00 =0923+392 05 10 40 43.0 433.1 -4.3 -61.4 420 27 18 00 04 18 12 30 J1025+1253 05 16 10 17.8 449.3 -5.2 -47.0 273 27 18 12 30 18 14 30 =1023+131 05 18 11 18.1 449.7 -5.1 -47.0 120 35 18 12 34 18 14 30 J1022+1001 05 18 11 16.7 452.4 -5.1 -46.3 -8 35 No stop 18 22 45 --- 05 26 27 18.2 453.8 -5.0 -46.2 487 67 18 14 34 18 23 30 J1025+1253 05 27 12 19.7 451.2 -5.0 -47.0 37 67 18 23 30 18 25 00 =1023+131 05 28 43 20.0 451.5 -5.0 -47.0 90 73 18 23 34 18 25 00 J1022+1001 05 28 43 18.6 454.2 -4.9 -46.2 -8 73 No stop 18 28 15 --- 05 31 58 19.1 454.8 -4.9 -46.2 187 85 18 25 04 18 29 00 J1025+1253 05 32 43 20.7 452.2 -4.9 -46.9 37 85 18 29 00 18 30 30 =1023+131 05 34 13 21.0 452.5 -4.9 -46.9 90 91 18 29 04 18 30 30 J1022+1001 05 34 13 19.5 455.2 -4.8 -46.1 -8 91 No stop 18 33 45 --- 05 37 29 20.1 455.8 -4.8 -46.1 187 104 18 30 34 18 33 45 J1025+1253 05 37 29 21.6 453.1 -4.8 -46.9 -8 104 No stop 18 35 15 =1023+131 05 38 59 21.8 453.3 -4.8 -46.9 82 109 18 33 49 18 35 15 J1022+1001 05 38 59 20.4 456.1 -4.7 -46.0 -8 109 No stop 18 38 30 --- 05 42 15 21.0 456.7 -4.7 -46.0 187 122 18 35 19 18 39 15 J1025+1253 05 43 00 22.5 454.1 -4.7 -46.8 37 122 18 39 15 18 40 45 =1023+131 05 44 30 22.8 454.3 -4.7 -46.8 90 128 18 39 19 18 40 45 J1022+1001 05 44 30 21.4 457.1 -4.7 -45.9 -8 128 No stop 18 44 00 --- 05 47 46 21.9 457.7 -4.6 -45.8 187 140 18 40 49 Schedule for MEDICINA (Code Mc ) 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 24 Feb 2011 Day 55 --- 18 44 00 J1025+1253 05 47 46 23.4 454.9 -4.6 -46.8 -8 140 No stop 18 45 30 =1023+131 05 49 16 23.7 455.2 -4.6 -46.7 82 146 18 44 04 18 45 30 J1022+1001 05 49 16 22.2 458.0 -4.6 -45.8 -8 146 No stop 18 48 45 --- 05 52 31 22.8 458.6 -4.5 -45.7 187 159 18 45 34 18 49 30 J1025+1253 05 53 17 24.4 455.9 -4.6 -46.7 37 159 18 49 30 18 51 00 =1023+131 05 54 47 24.6 456.2 -4.5 -46.6 90 165 18 49 34 18 51 00 J1022+1001 05 54 47 23.2 459.0 -4.5 -45.6 -8 165 No stop 18 54 15 --- 05 58 02 23.7 459.6 -4.4 -45.5 187 177 18 51 04 18 54 15 J1025+1253 05 58 02 25.2 456.8 -4.5 -46.6 -8 177 No stop 18 55 45 =1023+131 05 59 33 25.5 457.1 -4.5 -46.5 82 183 18 54 19 18 55 45 J1022+1001 05 59 33 24.0 459.9 -4.4 -45.5 -8 183 No stop 18 59 00 --- 06 02 48 24.6 460.5 -4.3 -45.4 187 195 18 55 49 18 59 45 J1025+1253 06 03 33 26.2 457.8 -4.4 -46.4 37 195 18 59 45 19 01 15 =1023+131 06 05 03 26.4 458.1 -4.4 -46.4 90 201 18 59 49 19 01 15 J1022+1001 06 05 03 25.0 461.0 -4.3 -45.3 -8 201 No stop 19 04 30 --- 06 08 19 25.5 461.6 -4.3 -45.2 187 214 19 01 19 19 04 30 J1025+1253 06 08 19 27.0 458.7 -4.3 -46.3 -8 214 No stop 19 06 00 =1023+131 06 09 49 27.3 459.0 -4.3 -46.2 82 220 19 04 34 19 06 00 J1022+1001 06 09 49 25.8 461.9 -4.2 -45.1 -8 220 No stop 19 09 15 --- 06 13 05 26.4 462.5 -4.2 -45.0 187 232 19 06 04 19 10 00 J1025+1253 06 13 50 28.0 459.8 -4.2 -46.1 37 232 19 10 00 19 12 00 =1023+131 06 15 50 28.3 460.2 -4.2 -46.0 120 240 19 10 04 19 15 55 J0927+3902 06 19 46 55.0 442.3 -3.1 -65.4 178 240 19 15 55 19 23 15 =0923+392 06 27 07 56.3 443.3 -3.0 -65.7 440 268 19 15 59 19 27 05 J1025+1253 06 30 58 31.0 463.1 -3.9 -45.4 174 268 19 27 05 19 29 05 =1023+131 06 32 58 31.3 463.5 -3.9 -45.3 120 276 19 27 09 19 29 05 J1022+1001 06 32 58 29.8 466.5 -3.8 -44.0 -8 276 No stop 19 32 20 --- 06 36 14 30.4 467.1 -3.8 -43.8 187 289 19 29 09 19 33 05 J1025+1253 06 36 59 32.0 464.3 -3.8 -45.1 37 289 19 33 05 19 34 35 =1023+131 06 38 29 32.3 464.6 -3.8 -45.0 90 294 19 33 09 Schedule for MEDICINA (Code Mc ) 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 24 Feb 2011 Day 55 --- 19 34 35 J1022+1001 06 38 29 30.7 467.6 -3.8 -43.6 -8 294 No stop 19 37 50 --- 06 41 44 31.3 468.3 -3.7 -43.4 187 307 19 34 39 19 37 50 J1025+1253 06 41 44 32.8 465.3 -3.7 -44.9 -8 307 No stop 19 39 20 =1023+131 06 43 15 33.1 465.6 -3.7 -44.8 82 313 19 37 54 19 39 20 J1022+1001 06 43 15 31.6 468.6 -3.7 -43.3 -8 313 No stop 19 42 35 --- 06 46 30 32.1 469.3 -3.6 -43.1 187 325 19 39 24 19 43 20 J1025+1253 06 47 15 33.8 466.5 -3.7 -44.5 37 325 19 43 20 19 44 50 =1023+131 06 48 46 34.1 466.8 -3.6 -44.4 90 331 19 43 24 19 44 50 J1022+1001 06 48 46 32.5 469.8 -3.6 -42.9 -8 331 No stop 19 48 05 --- 06 52 01 33.0 470.5 -3.5 -42.7 187 344 19 44 54 19 48 05 J1025+1253 06 52 01 34.6 467.5 -3.6 -44.2 -8 344 No stop 19 49 35 =1023+131 06 53 31 34.9 467.8 -3.6 -44.1 82 350 19 48 09 19 49 35 J1022+1001 06 53 31 33.3 470.8 -3.5 -42.6 -8 350 No stop 19 52 50 --- 06 56 47 33.8 471.5 -3.4 -42.3 187 362 19 49 39 19 53 35 J1025+1253 06 57 32 35.5 468.6 -3.5 -43.9 37 362 19 53 35 19 55 05 =1023+131 06 59 02 35.8 469.0 -3.5 -43.8 90 368 19 53 39 19 55 05 J1022+1001 06 59 02 34.2 472.0 -3.4 -42.2 -8 368 No stop 19 58 20 --- 07 02 18 34.7 472.7 -3.4 -41.9 187 381 19 55 09 19 58 20 J1025+1253 07 02 18 36.3 469.7 -3.4 -43.5 -8 381 No stop 19 59 50 =1023+131 07 03 48 36.6 470.0 -3.4 -43.4 82 386 19 58 24 19 59 50 J1022+1001 07 03 48 35.0 473.1 -3.3 -41.8 -8 386 No stop 20 03 05 --- 07 07 04 35.5 473.8 -3.3 -41.5 187 399 19 59 54 20 03 50 J1025+1253 07 07 49 37.3 470.9 -3.3 -43.1 37 399 20 03 50 20 05 20 =1023+131 07 09 19 37.5 471.2 -3.3 -43.0 90 405 20 03 54 20 05 20 J1022+1001 07 09 19 35.9 474.3 -3.2 -41.3 -8 405 No stop 20 08 35 --- 07 12 35 36.4 475.1 -3.2 -41.0 187 417 20 05 24 20 08 35 J1025+1253 07 12 35 38.1 472.0 -3.2 -42.7 -8 417 No stop 20 10 05 =1023+131 07 14 05 38.3 472.3 -3.2 -42.6 82 423 20 08 39 20 10 05 J1022+1001 07 14 05 36.6 475.4 -3.2 -40.8 -8 423 No stop 20 13 20 --- 07 17 20 37.2 476.2 -3.1 -40.5 187 436 20 10 09 Schedule for MEDICINA (Code Mc ) 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 24 Feb 2011 Day 55 --- 20 14 05 J1025+1253 07 18 05 39.0 473.2 -3.1 -42.2 37 436 20 14 05 20 15 35 =1023+131 07 19 36 39.2 473.6 -3.1 -42.1 90 442 20 14 09 20 15 35 J1022+1001 07 19 36 37.5 476.7 -3.1 -40.3 -8 442 No stop 20 18 50 --- 07 22 51 38.0 477.5 -3.0 -40.0 187 454 20 15 39 20 18 50 J1025+1253 07 22 51 39.7 474.4 -3.1 -41.8 -8 454 No stop 20 20 20 =1023+131 07 24 21 40.0 474.7 -3.0 -41.6 82 460 20 18 54 20 20 20 J1022+1001 07 24 21 38.3 477.8 -3.0 -39.8 -8 460 No stop 20 23 35 --- 07 27 37 38.8 478.6 -2.9 -39.5 187 473 20 20 24 20 24 20 J1025+1253 07 28 22 40.6 475.7 -3.0 -41.2 37 473 20 24 20 20 25 50 =1023+131 07 29 52 40.9 476.0 -2.9 -41.1 90 478 20 24 24 20 25 50 J1022+1001 07 29 52 39.2 479.2 -2.9 -39.2 -8 478 No stop 20 29 05 --- 07 33 08 39.7 480.0 -2.8 -38.8 187 491 20 25 54 20 29 05 J1025+1253 07 33 08 41.4 476.8 -2.9 -40.7 -8 491 No stop 20 30 35 =1023+131 07 34 38 41.6 477.2 -2.9 -40.6 82 497 20 29 09 20 30 35 J1022+1001 07 34 38 39.9 480.4 -2.8 -38.7 -8 497 No stop 20 33 50 --- 07 37 54 40.4 481.2 -2.8 -38.3 187 509 20 30 39 20 34 35 J1025+1253 07 38 39 42.3 478.2 -2.8 -40.1 37 509 20 34 35 20 36 05 =1023+131 07 40 09 42.5 478.6 -2.8 -40.0 90 515 20 34 39 20 36 05 J1022+1001 07 40 09 40.7 481.8 -2.7 -38.0 -8 515 No stop 20 39 20 --- 07 43 25 41.2 482.6 -2.7 -37.6 187 528 20 36 09 20 39 20 J1025+1253 07 43 25 43.0 479.4 -2.7 -39.6 -8 528 No stop 20 40 50 =1023+131 07 44 55 43.2 479.8 -2.7 -39.4 82 534 20 39 24 20 40 50 J1022+1001 07 44 55 41.4 483.0 -2.6 -37.4 -8 534 No stop 20 44 05 --- 07 48 10 41.9 483.8 -2.6 -37.0 187 546 20 40 54 20 44 50 J1025+1253 07 48 55 43.9 480.9 -2.6 -38.9 37 546 20 44 50 20 46 20 =1023+131 07 50 26 44.1 481.2 -2.6 -38.7 90 552 20 44 54 20 46 20 J1022+1001 07 50 26 42.3 484.4 -2.6 -36.7 -8 552 No stop 20 49 35 --- 07 53 41 42.7 485.3 -2.5 -36.2 187 564 20 46 24 20 49 35 J1025+1253 07 53 41 44.6 482.1 -2.5 -38.3 -8 564 No stop 20 51 05 =1023+131 07 55 12 44.8 482.5 -2.5 -38.1 82 570 20 49 39 Schedule for MEDICINA (Code Mc ) 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 24 Feb 2011 Day 55 --- 20 51 05 J1022+1001 07 55 12 43.0 485.7 -2.5 -36.0 -8 570 No stop 20 54 20 --- 07 58 27 43.4 486.6 -2.4 -35.5 187 583 20 51 09 20 55 05 J1025+1253 07 59 12 45.4 483.6 -2.5 -37.5 37 583 20 55 05 20 56 35 =1023+131 08 00 42 45.6 484.0 -2.4 -37.3 90 589 20 55 09 20 56 35 J1022+1001 08 00 42 43.7 487.2 -2.4 -35.2 -8 589 No stop 20 59 50 --- 08 03 58 44.2 488.2 -2.3 -34.7 187 601 20 56 39 20 59 50 J1025+1253 08 03 58 46.1 484.9 -2.4 -36.8 -8 601 No stop 21 01 20 =1023+131 08 05 28 46.3 485.4 -2.4 -36.6 82 607 20 59 54 21 01 20 J1022+1001 08 05 28 44.4 488.6 -2.3 -34.5 -8 607 No stop 21 04 35 --- 08 08 44 44.9 489.5 -2.2 -33.9 187 620 21 01 24 21 05 20 J1025+1253 08 09 29 46.9 486.5 -2.3 -36.0 37 620 21 05 20 21 06 50 =1023+131 08 10 59 47.1 487.0 -2.3 -35.8 90 625 21 05 24 21 06 50 J1022+1001 08 10 59 45.2 490.2 -2.2 -33.6 -8 625 No stop 21 10 05 --- 08 14 15 45.6 491.1 -2.2 -33.0 187 638 21 06 54 21 10 05 J1025+1253 08 14 15 47.6 487.9 -2.2 -35.2 -9 638 No stop 21 11 35 =1023+131 08 15 45 47.8 488.4 -2.2 -35.0 81 644 21 10 09 21 11 35 J1022+1001 08 15 45 45.8 491.6 -2.1 -32.8 -9 644 No stop 21 14 50 --- 08 19 00 46.3 492.5 -2.1 -32.2 186 656 21 11 39 21 15 35 J1025+1253 08 19 46 48.3 489.6 -2.1 -34.3 36 656 21 15 35 21 17 05 =1023+131 08 21 16 48.6 490.0 -2.1 -34.1 90 662 21 15 39 21 17 05 J1022+1001 08 21 16 46.5 493.2 -2.0 -31.8 -9 662 No stop 21 20 20 --- 08 24 31 47.0 494.2 -2.0 -31.2 186 675 21 17 09 21 20 20 J1025+1253 08 24 31 49.0 491.0 -2.0 -33.5 -9 675 No stop 21 21 50 =1023+131 08 26 02 49.2 491.5 -2.0 -33.2 81 681 21 20 24 21 21 50 J1022+1001 08 26 02 47.2 494.7 -2.0 -31.0 -9 681 No stop 21 25 05 --- 08 29 17 47.6 495.7 -1.9 -30.4 186 693 21 21 54 21 25 50 J1025+1253 08 30 02 49.7 492.7 -1.9 -32.5 36 693 21 25 50 21 27 20 =1023+131 08 31 32 49.9 493.2 -1.9 -32.2 90 699 21 25 54 21 27 20 J1022+1001 08 31 32 47.8 496.4 -1.9 -29.9 -9 699 No stop 21 30 35 --- 08 34 48 48.2 497.5 -1.8 -29.3 186 712 21 27 24 Schedule for MEDICINA (Code Mc ) 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 24 Feb 2011 Day 55 --- 21 30 35 J1025+1253 08 34 48 50.3 494.3 -1.9 -31.6 -9 712 No stop 21 32 05 =1023+131 08 36 18 50.5 494.8 -1.8 -31.3 81 717 21 30 39 21 32 05 J1022+1001 08 36 18 48.4 498.0 -1.8 -29.0 -9 717 No stop 21 35 20 --- 08 39 34 48.8 499.0 -1.7 -28.3 186 730 21 32 09 21 36 05 J1025+1253 08 40 19 51.0 496.1 -1.8 -30.5 36 730 21 36 05 21 37 35 =1023+131 08 41 49 51.2 496.6 -1.7 -30.2 90 736 21 36 09 21 37 35 J1022+1001 08 41 49 49.1 499.8 -1.7 -27.9 -9 736 No stop 21 40 50 --- 08 45 05 49.4 500.9 -1.6 -27.2 186 748 21 37 39 21 40 50 J1025+1253 08 45 05 51.6 497.7 -1.7 -29.5 -9 748 No stop 21 42 20 =1023+131 08 46 35 51.8 498.2 -1.7 -29.2 81 754 21 40 54 21 42 20 J1022+1001 08 46 35 49.6 501.4 -1.6 -26.9 -9 754 No stop 21 45 35 --- 08 49 50 50.0 502.5 -1.6 -26.2 186 767 21 42 24 21 46 20 J1025+1253 08 50 36 52.3 499.6 -1.6 -28.3 36 767 21 46 20 21 48 20 =1023+131 08 52 36 52.5 500.3 -1.6 -27.8 120 774 21 46 24 21 53 05 J1310+3220 08 57 22 40.1 441.3 -4.2 -56.5 202 774 21 53 05 22 00 00 =1308+326 09 04 18 41.3 442.4 -4.1 -56.7 415 801 21 53 09 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: eyan.18cm Matching groups in /psr/soft/sched9.4/catalogs/freq.dat: mc18cm updated from Maccaferri (CR 2Dec00) Setup group: 5 Station: MEDICINA 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= 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 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 = 2 1 2 1 4 3 4 3 6 5 6 5 8 7 8 7 BBC SB= L L U U L L U U L L U U L L U U IF = 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on this setup were used. Frequency Set: 5 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= 339.49 339.49 339.49 339.49 355.49 355.49 355.49 355.49 371.49 371.49 371.49 371.49 387.49 387.49 387.49 387.49 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 35.816347 0.00 10 17 03.79035 * 10 01 52.61483 09 58 14.74628 0.00 From catalog imbedded in main SCHED input file. 2.087 scan and 101.976 baseline hours in setup: eyan.18cm * J0927+3902 09 23 55.319214 * 09 27 03.013935 09 27 47.749853 0.26 0923+392 39 15 23.56647 * 39 02 20.85187 38 59 16.13565 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 13.139 baseline hours in setup: eyan.18cm * J1025+1253 10 23 16.285228 * 10 25 56.285369 10 26 34.405706 0.31 1023+131 13 09 05.49493 * 12 53 49.02205 12 50 09.91298 0.21 From catalog imbedded in main SCHED input file. VLBA Calib Survey - GSFC sols. - created L.Petrov 2008a_astro 1.008 scan and 46.419 baseline hours in setup: eyan.18cm * J1310+3220 13 08 07.560131 * 13 10 28.663850 13 11 02.203249 0.24 1308+326 32 36 40.23883 * 32 20 43.78290 32 16 50.31523 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 6.340 baseline hours in setup: eyan.18cm 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 178.2 J0927+3902 147.2 J1025+1253 176.4 J1310+3220 136.5 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