COVER INFORMATION Station: VLBA_KP (Code Kp ) Experiment: Deep Global VLBI Observations of the Hubble Deep Field Exp. Code: GG053C Schedule Version: 1.00 Processed by SCHED version: Release of 18 Sept. 2003 PI: Mike Garrett Address: JIVE Postbus 2 7990 AA Dwingeloo Netherlands Phone: +31 521 596511 EMAIL: garrett@jive.nfra.nl Fax: +31 521 596539 Phone during observation: +31 528 220842 Observing mode: 128-4-2 Dual Pol, 2-bit sampling, 21cm Notes: Please Note... Phase-referencing expt, Observing frequency is ** 21CM band ** Request only 1 SINGLE WSRT Antenna pleeeeeease Switch the phase-cal OFF during observations please Schedule for VLBA_KP (Code Kp ) Page 2 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 22 Feb 2004 Day 53 --- Next scan frequencies: 1408.49 1408.49 1416.49 1416.49 Next BBC frequencies: 991.51 991.51 983.51 983.51 Next scan bandwidths: 8.00 8.00 8.00 8.00 23 10 00 J1241+602 01 52 22 3.4 8.7-10.8 -14.9 0 1 1 0 23 10 00 23 11 30 --- 01 53 52 3.5 8.8-10.8 -15.3 90 F 1 600 23 11 30 J1234+619 01 53 52 5.3 9.2-10.7 -16.8 -10 1 1 600 23 11 30 23 14 10 --- 01 56 33 5.4 9.5-10.6 -17.4 150 F 1 1667 23 14 10 HDF 01 56 33 5.5 9.2-10.7 -16.9 -6 1 1 1667 23 14 10 23 19 30 --- 02 01 53 5.7 9.8-10.6 -18.0 314 F 1 3800 23 19 30 J1234+619 02 01 53 5.6 10.1-10.5 -18.5 -6 1 1 3800 23 19 30 23 22 10 --- 02 04 34 5.7 10.4-10.5 -19.1 154 F 1 4867 23 22 10 HDF 02 04 34 5.8 10.1-10.5 -18.6 -6 1 1 4867 23 22 10 23 27 30 --- 02 09 55 6.0 10.7-10.5 -19.7 314 F 1 7000 23 27 30 J1234+619 02 09 55 5.9 11.0-10.4 -20.2 -5 1 1 7000 23 27 30 23 30 10 --- 02 12 35 6.0 11.3-10.4 -20.8 155 F 1 8067 23 30 10 HDF 02 12 35 6.1 11.0-10.4 -20.2 -5 1 1 8067 23 30 10 23 35 30 --- 02 17 56 6.3 11.5-10.3 -21.4 315 F 1 10200 23 35 30 J1234+619 02 17 56 6.2 11.9-10.3 -21.9 -5 1 1 10200 23 35 30 23 38 10 --- 02 20 37 6.3 12.2-10.2 -22.4 155 F 1 11267 23 38 10 HDF 02 20 37 6.4 11.8-10.3 -21.9 -5 1 1 11267 23 38 10 23 43 30 --- 02 25 57 6.7 12.4-10.2 -23.0 315 F 1 13400 23 43 30 J1234+619 02 25 57 6.6 12.8-10.1 -23.5 -5 1 1 13400 23 43 30 23 46 10 --- 02 28 38 6.7 13.1-10.1 -24.1 155 F 1 14467 23 46 10 HDF 02 28 38 6.8 12.7-10.1 -23.6 -5 1 1 14467 23 46 10 23 51 30 --- 02 33 59 7.1 13.3-10.0 -24.7 315 F 1 16600 23 51 30 J1234+619 02 33 59 7.0 13.7-10.0 -25.2 -5 1 1 16600 23 51 30 23 54 00 --- 02 36 29 7.1 13.9-10.0 -25.7 145 F 1 17600 23 56 00 J1241+602 02 38 29 5.3 14.0-10.1 -24.6 111 1 2 17600 23 56 00 23 57 30 --- 02 40 00 5.4 14.2-10.0 -24.9 90 R 1 17000 Schedule for VLBA_KP (Code Kp ) Page 3 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Start: Sun 22 Feb 2004 Day 53 -- Stop: Mon 23 Feb 2004 Day 54 --- 23 57 30 J1234+619 02 40 00 7.3 14.3 -9.9 -26.5 -10 1 2 17000 23 57 30 00 00 10 --- 02 42 40 7.4 14.6 -9.9 -27.0 150 R 1 15933 00 00 10 HDF 02 42 40 7.5 14.2 -9.9 -26.5 -5 1 2 15933 00 00 10 00 05 30 --- 02 48 01 7.8 14.8 -9.8 -27.6 315 R 1 13800 00 05 30 J1234+619 02 48 01 7.7 15.1 -9.8 -28.1 -5 1 2 13800 00 05 30 00 08 10 --- 02 50 41 7.9 15.4 -9.7 -28.7 155 R 1 12733 00 08 10 HDF 02 50 41 7.9 15.0 -9.8 -28.2 -5 1 2 12733 00 08 10 00 13 30 --- 02 56 02 8.2 15.6 -9.7 -29.3 315 R 1 10600 00 13 30 J1234+619 02 56 02 8.2 16.0 -9.6 -29.8 -5 1 2 10600 00 13 30 00 16 10 --- 02 58 43 8.3 16.2 -9.6 -30.3 155 R 1 9533 00 16 10 HDF 02 58 43 8.4 15.9 -9.6 -29.8 -5 1 2 9533 00 16 10 00 21 30 --- 03 04 04 8.7 16.4 -9.5 -30.9 315 R 1 7400 00 21 30 J1234+619 03 04 04 8.6 16.8 -9.5 -31.4 -5 1 2 7400 00 21 30 00 24 10 --- 03 06 44 8.8 17.1 -9.5 -32.0 155 R 1 6333 00 24 10 HDF 03 06 44 8.9 16.7 -9.5 -31.5 -5 1 2 6333 00 24 10 00 29 30 --- 03 12 05 9.2 17.2 -9.4 -32.6 315 R 1 4200 00 29 30 J1234+619 03 12 05 9.1 17.6 -9.4 -33.1 -5 1 2 4200 00 29 30 00 32 10 --- 03 14 45 9.3 17.9 -9.3 -33.6 155 R 1 3133 00 32 10 HDF 03 14 45 9.4 17.5 -9.4 -33.1 -5 1 2 3133 00 32 10 00 37 30 --- 03 20 06 9.7 18.0 -9.3 -34.2 315 R 1 1000 00 37 30 J1234+619 03 20 06 9.7 18.4 -9.2 -34.7 -5 1 2 1000 00 37 30 00 40 00 --- 03 22 37 9.8 18.6 -9.2 -35.2 145 R 1 0 00 42 00 J1241+602 03 24 37 8.1 19.0 -9.3 -34.0 111 1 3 0 00 42 00 00 43 30 --- 03 26 07 8.2 19.2 -9.3 -34.3 90 F 1 600 00 43 30 J1234+619 03 26 07 10.1 19.0 -9.1 -35.9 -10 1 3 600 00 43 30 00 46 10 --- 03 28 48 10.3 19.2 -9.1 -36.5 150 F 1 1667 00 46 10 HDF 03 28 48 10.3 18.8 -9.1 -36.0 -5 1 3 1667 00 46 10 00 51 30 --- 03 34 09 10.7 19.4 -9.0 -37.1 315 F 1 3800 00 51 30 J1234+619 03 34 09 10.6 19.7 -9.0 -37.6 -5 1 3 3800 00 51 30 00 54 10 --- 03 36 49 10.8 20.0 -9.0 -38.1 155 F 1 4867 Schedule for VLBA_KP (Code Kp ) Page 4 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 00 54 10 HDF 03 36 49 10.8 19.6 -9.0 -37.6 -5 1 3 4867 00 54 10 00 59 30 --- 03 42 10 11.2 20.1 -8.9 -38.7 315 F 1 7000 00 59 30 J1234+619 03 42 10 11.2 20.5 -8.9 -39.2 -5 1 3 7000 00 59 30 01 02 10 --- 03 44 50 11.4 20.8 -8.8 -39.7 155 F 1 8067 01 02 10 HDF 03 44 50 11.4 20.4 -8.9 -39.3 -5 1 3 8067 01 02 10 01 07 30 --- 03 50 11 11.8 20.8 -8.8 -40.3 315 F 1 10200 01 07 30 J1234+619 03 50 11 11.8 21.2 -8.7 -40.8 -5 1 3 10200 01 07 30 01 10 10 --- 03 52 52 12.0 21.5 -8.7 -41.4 155 F 1 11267 01 10 10 HDF 03 52 52 12.0 21.1 -8.7 -40.9 -5 1 3 11267 01 10 10 01 15 30 --- 03 58 13 12.4 21.6 -8.6 -42.0 315 F 1 13400 01 15 30 J1234+619 03 58 13 12.5 22.0 -8.6 -42.4 -5 1 3 13400 01 15 30 01 18 10 --- 04 00 53 12.7 22.2 -8.6 -43.0 155 F 1 14467 01 18 10 HDF 04 00 53 12.7 21.8 -8.6 -42.5 -5 1 3 14467 01 18 10 01 23 30 --- 04 06 14 13.1 22.3 -8.5 -43.6 315 F 1 16600 01 23 30 J1234+619 04 06 14 13.1 22.7 -8.5 -44.0 -5 1 3 16600 01 23 30 01 26 00 --- 04 08 44 13.3 22.9 -8.4 -44.6 145 F 1 17600 01 28 00 J1241+602 04 10 45 11.7 23.6 -8.5 -43.2 111 1 4 17600 01 28 00 01 29 30 --- 04 12 15 11.8 23.7 -8.5 -43.5 90 R 1 17000 01 29 30 J1234+619 04 12 15 13.6 23.2 -8.4 -45.3 -10 1 4 17000 01 29 30 01 32 10 --- 04 14 55 13.8 23.4 -8.3 -45.8 150 R 1 15933 01 32 10 HDF 04 14 55 13.8 23.0 -8.4 -45.3 -5 1 4 15933 01 32 10 01 37 30 --- 04 20 16 14.2 23.5 -8.3 -46.4 315 R 1 13800 01 37 30 J1234+619 04 20 16 14.3 23.9 -8.2 -46.9 -5 1 4 13800 01 37 30 01 40 10 --- 04 22 57 14.5 24.1 -8.2 -47.4 155 R 1 12733 01 40 10 HDF 04 22 57 14.5 23.7 -8.2 -46.9 -5 1 4 12733 01 40 10 01 45 30 --- 04 28 17 14.9 24.1 -8.1 -48.0 315 R 1 10600 01 45 30 J1234+619 04 28 17 15.0 24.5 -8.1 -48.5 -5 1 4 10600 01 45 30 01 48 10 --- 04 30 58 15.2 24.7 -8.1 -49.0 155 R 1 9533 01 48 10 HDF 04 30 58 15.2 24.3 -8.1 -48.6 -5 1 4 9533 01 48 10 01 53 30 --- 04 36 19 15.6 24.8 -8.0 -49.6 315 R 1 7400 Schedule for VLBA_KP (Code Kp ) Page 5 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 01 53 30 J1234+619 04 36 19 15.7 25.2 -8.0 -50.1 -5 1 4 7400 01 53 30 01 56 10 --- 04 38 59 15.9 25.4 -7.9 -50.6 155 R 1 6333 01 56 10 HDF 04 38 59 15.9 25.0 -8.0 -50.2 -5 1 4 6333 01 56 10 02 01 30 --- 04 44 20 16.3 25.4 -7.9 -51.2 315 R 1 4200 02 01 30 J1234+619 04 44 20 16.4 25.8 -7.8 -51.7 -5 1 4 4200 02 01 30 02 04 10 --- 04 47 01 16.7 26.0 -7.8 -52.2 155 R 1 3133 02 04 10 HDF 04 47 01 16.6 25.6 -7.8 -51.8 -5 1 4 3133 02 04 10 02 09 30 --- 04 52 21 17.1 26.0 -7.7 -52.8 315 R 1 1000 02 09 30 J1234+619 04 52 21 17.2 26.4 -7.7 -53.3 -5 1 4 1000 02 09 30 02 12 00 --- 04 54 52 17.4 26.6 -7.7 -53.8 145 R 1 0 02 14 00 J1241+602 04 56 52 15.9 27.5 -7.7 -52.3 111 1 5 0 02 14 00 02 15 30 --- 04 58 22 16.1 27.6 -7.7 -52.6 90 F 1 600 02 15 30 J1234+619 04 58 22 17.7 26.8 -7.6 -54.5 -9 1 5 600 02 15 30 02 18 10 --- 05 01 03 18.0 27.0 -7.6 -55.0 151 F 1 1667 02 18 10 HDF 05 01 03 17.9 26.6 -7.6 -54.6 -5 1 5 1667 02 18 10 02 23 30 --- 05 06 24 18.4 27.0 -7.5 -55.6 315 F 1 3800 02 23 30 J1234+619 05 06 24 18.5 27.4 -7.5 -56.1 -5 1 5 3800 02 23 30 02 26 10 --- 05 09 04 18.8 27.6 -7.4 -56.6 155 F 1 4867 02 26 10 HDF 05 09 04 18.7 27.2 -7.5 -56.2 -5 1 5 4867 02 26 10 02 31 30 --- 05 14 25 19.2 27.5 -7.4 -57.2 315 F 1 7000 02 31 30 J1234+619 05 14 25 19.3 27.9 -7.3 -57.6 -5 1 5 7000 02 31 30 02 34 10 --- 05 17 05 19.6 28.1 -7.3 -58.2 155 F 1 8067 02 34 10 HDF 05 17 05 19.5 27.7 -7.3 -57.8 -5 1 5 8067 02 34 10 02 39 30 --- 05 22 26 20.0 28.1 -7.2 -58.8 315 F 1 10200 02 39 30 J1234+619 05 22 26 20.1 28.4 -7.2 -59.2 -5 1 5 10200 02 39 30 02 42 10 --- 05 25 07 20.4 28.6 -7.2 -59.8 155 F 1 11267 02 42 10 HDF 05 25 07 20.3 28.2 -7.2 -59.4 -5 1 5 11267 02 42 10 02 47 30 --- 05 30 28 20.8 28.6 -7.1 -60.4 315 F 1 13400 02 47 30 J1234+619 05 30 28 20.9 28.9 -7.1 -60.8 -5 1 5 13400 02 47 30 02 50 10 --- 05 33 08 21.2 29.1 -7.0 -61.4 155 F 1 14467 Schedule for VLBA_KP (Code Kp ) Page 6 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 02 50 10 HDF 05 33 08 21.1 28.7 -7.1 -61.0 -5 1 5 14467 02 50 10 02 55 30 --- 05 38 29 21.6 29.0 -7.0 -62.0 315 F 1 16600 02 55 30 J1234+619 05 38 29 21.8 29.4 -6.9 -62.4 -6 1 5 16600 02 55 30 02 58 00 --- 05 40 59 22.0 29.6 -6.9 -62.9 144 F 1 17600 03 00 00 J1241+602 05 43 00 20.7 30.8 -7.0 -61.3 111 1 6 17600 03 00 00 03 01 30 --- 05 44 30 20.9 30.9 -7.0 -61.6 90 R 1 17000 03 01 30 J1234+619 05 44 30 22.4 29.8 -6.8 -63.6 -9 1 6 17000 03 01 30 03 04 10 --- 05 47 10 22.7 29.9 -6.8 -64.2 151 R 1 15933 03 04 10 HDF 05 47 10 22.5 29.5 -6.8 -63.8 -6 1 6 15933 03 04 10 03 09 30 --- 05 52 31 23.1 29.8 -6.7 -64.8 314 R 1 13800 03 09 30 J1234+619 05 52 31 23.2 30.2 -6.7 -65.2 -6 1 6 13800 03 09 30 03 12 10 --- 05 55 12 23.5 30.4 -6.7 -65.8 154 R 1 12733 03 12 10 HDF 05 55 12 23.4 30.0 -6.7 -65.4 -6 1 6 12733 03 12 10 03 17 30 --- 06 00 33 23.9 30.3 -6.6 -66.4 314 R 1 10600 03 17 30 J1234+619 06 00 33 24.1 30.6 -6.6 -66.8 -6 1 6 10600 03 17 30 03 20 10 --- 06 03 13 24.4 30.8 -6.5 -67.4 154 R 1 9533 03 20 10 HDF 06 03 13 24.2 30.4 -6.6 -67.0 -6 1 6 9533 03 20 10 03 25 30 --- 06 08 34 24.8 30.7 -6.5 -68.0 314 R 1 7400 03 25 30 J1234+619 06 08 34 25.0 31.0 -6.4 -68.4 -6 1 6 7400 03 25 30 03 28 10 --- 06 11 14 25.3 31.2 -6.4 -69.0 154 R 1 6333 03 28 10 HDF 06 11 14 25.1 30.8 -6.4 -68.6 -6 1 6 6333 03 28 10 03 33 30 --- 06 16 35 25.7 31.0 -6.3 -69.7 314 R 1 4200 03 33 30 J1234+619 06 16 35 25.9 31.4 -6.3 -70.0 -6 1 6 4200 03 33 30 03 36 10 --- 06 19 16 26.2 31.5 -6.3 -70.6 154 R 1 3133 03 36 10 HDF 06 19 16 26.0 31.1 -6.3 -70.2 -6 1 6 3133 03 36 10 03 41 30 --- 06 24 37 26.5 31.4 -6.2 -71.3 314 R 1 1000 03 41 30 J1234+619 06 24 37 26.7 31.7 -6.2 -71.7 -6 1 6 1000 03 41 30 03 44 00 --- 06 27 07 27.0 31.8 -6.1 -72.2 144 R 1 0 03 46 00 J1241+602 06 29 07 25.9 33.3 -6.2 -70.3 112 1 7 0 03 46 00 03 47 30 --- 06 30 37 26.1 33.4 -6.2 -70.6 90 F 1 600 Schedule for VLBA_KP (Code Kp ) Page 7 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 03 47 30 J1234+619 06 30 37 27.4 32.0 -6.1 -72.9 -9 1 7 600 03 47 30 03 50 10 --- 06 33 18 27.7 32.1 -6.0 -73.4 151 F 1 1667 03 50 10 HDF 06 33 18 27.5 31.7 -6.1 -73.0 -6 1 7 1667 03 50 10 03 55 30 --- 06 38 39 28.1 31.9 -6.0 -74.1 314 F 1 3800 03 55 30 J1234+619 06 38 39 28.3 32.3 -5.9 -74.5 -6 1 7 3800 03 55 30 03 58 10 --- 06 41 19 28.6 32.4 -5.9 -75.1 154 F 1 4867 03 58 10 HDF 06 41 19 28.4 32.0 -5.9 -74.7 -6 1 7 4867 03 58 10 04 03 30 --- 06 46 40 29.0 32.2 -5.8 -75.8 314 F 1 7000 04 03 30 J1234+619 06 46 40 29.2 32.6 -5.8 -76.1 -6 1 7 7000 04 03 30 04 06 10 --- 06 49 21 29.5 32.6 -5.8 -76.7 154 F 1 8067 04 06 10 HDF 06 49 21 29.3 32.3 -5.8 -76.3 -6 1 7 8067 04 06 10 04 11 30 --- 06 54 41 29.9 32.4 -5.7 -77.4 314 F 1 10200 04 11 30 J1234+619 06 54 41 30.2 32.8 -5.7 -77.8 -6 1 7 10200 04 11 30 04 14 10 --- 06 57 22 30.5 32.9 -5.6 -78.4 154 F 1 11267 04 14 10 HDF 06 57 22 30.2 32.5 -5.7 -78.0 -6 1 7 11267 04 14 10 04 19 30 --- 07 02 43 30.8 32.7 -5.6 -79.1 314 F 1 13400 04 19 30 J1234+619 07 02 43 31.1 33.0 -5.5 -79.5 -6 1 7 13400 04 19 30 04 22 10 --- 07 05 23 31.4 33.1 -5.5 -80.0 154 F 1 14467 04 22 10 HDF 07 05 23 31.1 32.7 -5.5 -79.6 -6 1 7 14467 04 22 10 04 27 30 --- 07 10 44 31.8 32.9 -5.4 -80.8 314 F 1 16600 04 27 30 J1234+619 07 10 44 32.0 33.2 -5.4 -81.1 -6 1 7 16600 04 27 30 04 30 00 --- 07 13 14 32.3 33.3 -5.4 -81.7 144 F 1 17600 04 35 00 J0927+3902 07 18 15 62.9 65.8 -2.2 -95.1 233 1 8 17600 04 35 00 04 42 00 =0923+392 07 25 16 64.3 65.5 -2.0 -96.5 420 R 1 14800 04 44 00 J1241+602 07 27 17 32.9 35.3 -5.2 -82.0 51 1 8 14800 04 44 00 04 45 40 --- 07 28 57 33.1 35.3 -5.2 -82.4 100 R 1 14133 04 45 40 J1234+619 07 28 57 34.1 33.5 -5.1 -85.0 -8 1 8 14133 04 45 40 04 48 20 --- 07 31 37 34.4 33.5 -5.0 -85.6 152 R 1 13067 04 48 20 HDF 07 31 37 34.2 33.2 -5.1 -85.2 -6 1 8 13067 04 48 20 04 53 50 --- 07 37 08 34.8 33.3 -5.0 -86.4 324 R 1 10867 Schedule for VLBA_KP (Code Kp ) Page 8 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 04 53 50 J1234+619 07 37 08 35.1 33.6 -5.0 -86.7 -6 1 8 10867 04 53 50 04 56 30 --- 07 39 49 35.4 33.6 -4.9 -87.3 154 R 1 9800 04 56 30 HDF 07 39 49 35.1 33.3 -5.0 -87.0 -6 1 8 9800 04 56 30 05 02 00 --- 07 45 20 35.8 33.3 -4.9 -88.2 324 R 1 7600 05 02 00 J1234+619 07 45 20 36.1 33.6 -4.8 -88.5 -6 1 8 7600 05 02 00 05 04 40 --- 07 48 00 36.4 33.7 -4.8 -89.1 154 R 1 6533 05 04 40 HDF 07 48 00 36.1 33.3 -4.8 -88.7 -6 1 8 6533 05 04 40 05 10 10 --- 07 53 31 36.7 33.3 -4.7 -90.0 324 R 1 4333 05 10 10 J1234+619 07 53 31 37.0 33.7 -4.7 -90.3 -6 1 8 4333 05 10 10 05 12 50 --- 07 56 12 37.3 33.7 -4.6 -90.9 154 R 1 3267 05 12 50 HDF 07 56 12 37.0 33.3 -4.7 -90.5 -6 1 8 3267 05 12 50 05 18 20 --- 08 01 42 37.7 33.3 -4.6 -91.8 324 R 1 1067 05 18 20 J1234+619 08 01 42 38.0 33.6 -4.5 -92.1 -6 1 8 1067 05 18 20 05 21 00 --- 08 04 23 38.3 33.6 -4.5 -92.7 154 R 1 0 05 23 00 J1241+602 08 06 23 37.7 35.7 -4.6 -90.3 113 1 9 0 05 23 00 05 24 30 --- 08 07 53 37.9 35.7 -4.6 -90.6 90 F 1 600 05 24 30 J1234+619 08 07 53 38.7 33.6 -4.4 -93.5 -8 1 9 600 05 24 30 05 27 10 --- 08 10 34 39.0 33.6 -4.4 -94.1 152 F 1 1667 05 27 10 HDF 08 10 34 38.7 33.3 -4.4 -93.8 -6 1 9 1667 05 27 10 05 32 30 --- 08 15 55 39.3 33.2 -4.4 -95.0 314 F 1 3800 05 32 30 J1234+619 08 15 55 39.6 33.5 -4.3 -95.4 -6 1 9 3800 05 32 30 05 35 10 --- 08 18 35 40.0 33.5 -4.3 -96.0 154 F 1 4867 05 35 10 HDF 08 18 35 39.6 33.2 -4.3 -95.6 -6 1 9 4867 05 35 10 05 40 30 --- 08 23 56 40.3 33.1 -4.2 -96.8 314 F 1 7000 05 40 30 J1234+619 08 23 56 40.6 33.4 -4.2 -97.2 -6 1 9 7000 05 40 30 05 43 10 --- 08 26 36 40.9 33.3 -4.1 -97.8 154 F 1 8067 05 43 10 HDF 08 26 36 40.6 33.0 -4.2 -97.5 -6 1 9 8067 05 43 10 05 48 30 --- 08 31 57 41.2 32.9 -4.1 -98.7 314 F 1 10200 05 48 30 J1234+619 08 31 57 41.5 33.2 -4.0 -99.1 -6 1 9 10200 05 48 30 05 51 10 --- 08 34 38 41.8 33.1 -4.0 -99.7 154 F 1 11267 Schedule for VLBA_KP (Code Kp ) Page 9 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 05 51 10 HDF 08 34 38 41.5 32.8 -4.0 -99.4 -6 1 9 11267 05 51 10 05 56 30 --- 08 39 59 42.1 32.7 -3.9 -100.6 314 F 1 13400 05 56 30 J1234+619 08 39 59 42.4 33.0 -3.9 -101.0 -6 1 9 13400 05 56 30 05 59 10 --- 08 42 39 42.8 32.9 -3.9 -101.7 154 F 1 14467 05 59 10 HDF 08 42 39 42.4 32.6 -3.9 -101.3 -6 1 9 14467 05 59 10 06 04 30 --- 08 48 00 43.0 32.4 -3.8 -102.6 314 F 1 16600 06 04 30 J1234+619 08 48 00 43.4 32.7 -3.8 -103.0 -6 1 9 16600 06 04 30 06 07 00 --- 08 50 30 43.7 32.6 -3.7 -103.6 144 F 1 17600 06 09 00 J1241+602 08 52 31 43.4 35.0 -3.8 -100.8 112 1 10 17600 06 09 00 06 10 30 --- 08 54 01 43.6 34.9 -3.8 -101.2 90 R 1 17000 06 10 30 J1234+619 08 54 01 44.1 32.5 -3.7 -104.5 -8 1 10 17000 06 10 30 06 13 10 --- 08 56 41 44.4 32.3 -3.6 -105.1 152 R 1 15933 06 13 10 HDF 08 56 41 44.0 32.1 -3.7 -104.7 -6 1 10 15933 06 13 10 06 18 30 --- 09 02 02 44.6 31.9 -3.6 -106.1 314 R 1 13800 06 18 30 J1234+619 09 02 02 45.0 32.1 -3.5 -106.5 -6 1 10 13800 06 18 30 06 21 10 --- 09 04 43 45.3 32.0 -3.5 -107.2 154 R 1 12733 06 21 10 HDF 09 04 43 44.9 31.8 -3.5 -106.8 -6 1 10 12733 06 21 10 06 26 30 --- 09 10 04 45.5 31.5 -3.4 -108.1 314 R 1 10600 06 26 30 J1234+619 09 10 04 45.9 31.7 -3.4 -108.5 -6 1 10 10600 06 26 30 06 29 10 --- 09 12 44 46.2 31.6 -3.4 -109.2 154 R 1 9533 06 29 10 HDF 09 12 44 45.8 31.4 -3.4 -108.8 -6 1 10 9533 06 29 10 06 34 30 --- 09 18 05 46.4 31.1 -3.3 -110.2 314 R 1 7400 06 34 30 J1234+619 09 18 05 46.8 31.2 -3.3 -110.6 -6 1 10 7400 06 34 30 06 37 10 --- 09 20 45 47.0 31.1 -3.2 -111.4 154 R 1 6333 06 37 10 HDF 09 20 45 46.7 30.9 -3.3 -110.9 -6 1 10 6333 06 37 10 06 42 30 --- 09 26 06 47.3 30.6 -3.2 -112.4 314 R 1 4200 06 42 30 J1234+619 09 26 06 47.6 30.7 -3.1 -112.8 -6 1 10 4200 06 42 30 06 45 10 --- 09 28 47 47.9 30.5 -3.1 -113.5 154 R 1 3133 06 45 10 HDF 09 28 47 47.6 30.4 -3.1 -113.1 -6 1 10 3133 06 45 10 06 50 30 --- 09 34 08 48.1 30.0 -3.0 -114.5 314 R 1 1000 Schedule for VLBA_KP (Code Kp ) Page 10 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 06 50 30 J1234+619 09 34 08 48.5 30.2 -3.0 -115.0 -6 1 10 1000 06 50 30 06 53 00 --- 09 36 38 48.8 30.0 -3.0 -115.7 144 R 1 0 06 55 00 J1241+602 09 38 38 48.8 32.6 -3.1 -112.5 112 1 11 0 06 55 00 06 56 30 --- 09 40 09 49.0 32.5 -3.0 -112.9 90 F 1 600 06 56 30 J1234+619 09 40 09 49.1 29.7 -2.9 -116.7 -8 1 11 600 06 56 30 06 59 10 --- 09 42 49 49.4 29.5 -2.9 -117.4 152 F 1 1667 06 59 10 HDF 09 42 49 49.0 29.3 -2.9 -117.0 -6 1 11 1667 06 59 10 07 04 30 --- 09 48 10 49.6 28.9 -2.8 -118.5 314 F 1 3800 07 04 30 J1234+619 09 48 10 50.0 29.0 -2.8 -118.9 -6 1 11 3800 07 04 30 07 07 10 --- 09 50 50 50.2 28.8 -2.7 -119.7 154 F 1 4867 07 07 10 HDF 09 50 50 49.9 28.7 -2.8 -119.3 -6 1 11 4867 07 07 10 07 12 30 --- 09 56 11 50.4 28.2 -2.7 -120.8 314 F 1 7000 07 12 30 J1234+619 09 56 11 50.8 28.3 -2.6 -121.3 -6 1 11 7000 07 12 30 07 15 10 --- 09 58 52 51.0 28.0 -2.6 -122.1 154 F 1 8067 07 15 10 HDF 09 58 52 50.7 27.9 -2.6 -121.6 -6 1 11 8067 07 15 10 07 20 30 --- 10 04 12 51.2 27.4 -2.5 -123.2 314 F 1 10200 07 20 30 J1234+619 10 04 12 51.6 27.5 -2.5 -123.7 -6 1 11 10200 07 20 30 07 23 10 --- 10 06 53 51.8 27.2 -2.5 -124.5 154 F 1 11267 07 23 10 HDF 10 06 53 51.5 27.1 -2.5 -124.0 -6 1 11 11267 07 23 10 07 28 30 --- 10 12 14 52.0 26.5 -2.4 -125.6 314 F 1 13400 07 28 30 J1234+619 10 12 14 52.3 26.6 -2.4 -126.1 -6 1 11 13400 07 28 30 07 31 10 --- 10 14 54 52.6 26.3 -2.3 -127.0 154 F 1 14467 07 31 10 HDF 10 14 54 52.2 26.2 -2.4 -126.5 -6 1 11 14467 07 31 10 07 36 30 --- 10 20 15 52.7 25.6 -2.3 -128.1 314 F 1 16600 07 36 30 J1234+619 10 20 15 53.1 25.6 -2.2 -128.7 -6 1 11 16600 07 36 30 07 39 00 --- 10 22 46 53.3 25.3 -2.2 -129.5 144 F 1 17600 07 41 00 J1241+602 10 24 46 53.8 28.2 -2.3 -126.0 112 1 12 17600 07 41 00 07 42 30 --- 10 26 16 54.0 28.0 -2.3 -126.5 90 R 1 17000 07 42 30 J1234+619 10 26 16 53.6 24.9 -2.1 -130.6 -8 1 12 17000 07 42 30 07 45 10 --- 10 28 57 53.9 24.5 -2.1 -131.5 152 R 1 15933 Schedule for VLBA_KP (Code Kp ) Page 11 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 07 45 10 HDF 10 28 57 53.5 24.5 -2.1 -130.9 -6 1 12 15933 07 45 10 07 50 30 --- 10 34 17 54.0 23.8 -2.0 -132.7 314 R 1 13800 07 50 30 J1234+619 10 34 17 54.3 23.8 -2.0 -133.2 -6 1 12 13800 07 50 30 07 53 10 --- 10 36 58 54.6 23.4 -2.0 -134.1 154 R 1 12733 07 53 10 HDF 10 36 58 54.2 23.5 -2.0 -133.6 -6 1 12 12733 07 53 10 07 58 30 --- 10 42 19 54.6 22.7 -1.9 -135.3 314 R 1 10600 07 58 30 J1234+619 10 42 19 55.0 22.7 -1.9 -135.9 -6 1 12 10600 07 58 30 08 01 10 --- 10 44 59 55.2 22.3 -1.8 -136.9 154 R 1 9533 08 01 10 HDF 10 44 59 54.8 22.3 -1.9 -136.3 -6 1 12 9533 08 01 10 08 06 30 --- 10 50 20 55.3 21.5 -1.8 -138.1 314 R 1 7400 08 06 30 J1234+619 10 50 20 55.7 21.4 -1.7 -138.7 -6 1 12 7400 08 06 30 08 09 10 --- 10 53 00 55.9 21.0 -1.7 -139.7 154 R 1 6333 08 09 10 HDF 10 53 00 55.5 21.1 -1.7 -139.0 -6 1 12 6333 08 09 10 08 14 30 --- 10 58 21 55.9 20.3 -1.6 -140.9 314 R 1 4200 08 14 30 J1234+619 10 58 21 56.3 20.2 -1.6 -141.6 -6 1 12 4200 08 14 30 08 17 10 --- 11 01 02 56.5 19.7 -1.6 -142.5 154 R 1 3133 08 17 10 HDF 11 01 02 56.1 19.8 -1.6 -141.9 -6 1 12 3133 08 17 10 08 22 30 --- 11 06 23 56.5 19.0 -1.5 -143.8 314 R 1 1000 08 22 30 J1234+619 11 06 23 56.8 18.8 -1.5 -144.5 -6 1 12 1000 08 22 30 08 25 00 --- 11 08 53 57.0 18.3 -1.4 -145.4 144 R 1 0 08 27 00 J1241+602 11 10 53 57.9 21.1 -1.5 -141.9 112 1 13 0 08 27 00 08 28 30 --- 11 12 24 58.0 20.8 -1.5 -142.5 90 F 1 600 08 28 30 J1234+619 11 12 24 57.2 17.7 -1.4 -146.7 -8 1 13 600 08 28 30 08 31 10 --- 11 15 04 57.4 17.2 -1.3 -147.7 152 F 1 1667 08 31 10 HDF 11 15 04 57.0 17.4 -1.4 -147.0 -6 1 13 1667 08 31 10 08 36 30 --- 11 20 25 57.4 16.5 -1.3 -149.0 314 F 1 3800 08 36 30 J1234+619 11 20 25 57.7 16.2 -1.2 -149.7 -6 1 13 3800 08 36 30 08 39 10 --- 11 23 05 57.9 15.7 -1.2 -150.7 154 F 1 4867 08 39 10 HDF 11 23 05 57.5 16.0 -1.2 -150.0 -6 1 13 4867 08 39 10 08 44 30 --- 11 28 26 57.8 14.9 -1.1 -152.0 314 F 1 7000 Schedule for VLBA_KP (Code Kp ) Page 12 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 08 44 30 J1234+619 11 28 26 58.2 14.7 -1.1 -152.8 -6 1 13 7000 08 44 30 08 47 10 --- 11 31 07 58.3 14.1 -1.1 -153.9 154 F 1 8067 08 47 10 HDF 11 31 07 58.0 14.4 -1.1 -153.1 -6 1 13 8067 08 47 10 08 52 30 --- 11 36 28 58.2 13.4 -1.0 -155.1 314 F 1 10200 08 52 30 J1234+619 11 36 28 58.6 13.0 -1.0 -156.0 -6 1 13 10200 08 52 30 08 55 10 --- 11 39 08 58.7 12.5 -0.9 -157.0 154 F 1 11267 08 55 10 HDF 11 39 08 58.4 12.8 -1.0 -156.2 -6 1 13 11267 08 55 10 09 00 30 --- 11 44 29 58.6 11.7 -0.9 -158.3 314 F 1 13400 09 00 30 J1234+619 11 44 29 58.9 11.4 -0.8 -159.2 -6 1 13 13400 09 00 30 09 03 10 --- 11 47 09 59.1 10.8 -0.8 -160.3 154 F 1 14467 09 03 10 HDF 11 47 09 58.7 11.2 -0.8 -159.4 -6 1 13 14467 09 03 10 09 08 30 --- 11 52 30 58.9 10.0 -0.7 -161.5 314 F 1 16600 09 08 30 J1234+619 11 52 30 59.3 9.6 -0.7 -162.4 -6 1 13 16600 09 08 30 09 11 00 --- 11 55 01 59.3 9.1 -0.7 -163.5 144 F 1 17600 09 13 00 J1241+602 11 57 01 60.7 11.3 -0.7 -160.4 111 1 14 17600 09 13 00 09 14 30 --- 11 58 31 60.8 10.9 -0.7 -161.0 90 R 1 17000 09 14 30 J1234+619 11 58 31 59.5 8.3 -0.6 -164.9 -9 1 14 17000 09 14 30 09 17 10 --- 12 01 12 59.5 7.7 -0.6 -166.0 151 R 1 15933 09 17 10 HDF 12 01 12 59.2 8.1 -0.6 -165.1 -6 1 14 15933 09 17 10 09 22 30 --- 12 06 33 59.4 6.9 -0.5 -167.3 314 R 1 13800 09 22 30 J1234+619 12 06 33 59.7 6.5 -0.5 -168.2 -6 1 14 13800 09 22 30 09 25 10 --- 12 09 13 59.7 5.9 -0.4 -169.4 154 R 1 12733 09 25 10 HDF 12 09 13 59.4 6.4 -0.5 -168.4 -6 1 14 12733 09 25 10 09 30 30 --- 12 14 34 59.5 5.1 -0.4 -170.6 314 R 1 10600 09 30 30 J1234+619 12 14 34 59.8 4.6 -0.3 -171.6 -6 1 14 10600 09 30 30 09 33 10 --- 12 17 14 59.9 4.0 -0.3 -172.7 154 R 1 9533 09 33 10 HDF 12 17 14 59.6 4.5 -0.3 -171.7 -6 1 14 9533 09 33 10 09 38 30 --- 12 22 35 59.7 3.3 -0.2 -174.0 314 R 1 7400 09 38 30 J1234+619 12 22 35 59.9 2.8 -0.2 -175.0 -6 1 14 7400 09 38 30 09 41 10 --- 12 25 16 60.0 2.2 -0.2 -176.1 154 R 1 6333 Schedule for VLBA_KP (Code Kp ) Page 13 Deep Global VLBI Observations of the Hubble Deep Field UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Mon 23 Feb 2004 Day 54 --- 09 41 10 HDF 12 25 16 59.7 2.7 -0.2 -175.1 -6 1 14 6333 09 41 10 09 46 30 --- 12 30 36 59.7 1.5 -0.1 -177.3 314 R 1 4200 09 46 30 J1234+619 12 30 36 60.0 0.9 -0.1 -178.4 -6 1 14 4200 09 46 30 09 49 10 --- 12 33 17 60.0 0.3 0.0 -179.5 154 R 1 3133 09 49 10 HDF 12 33 17 59.8 0.8 -0.1 -178.5 -6 1 14 3133 09 49 10 09 54 30 --- 12 38 38 59.8 -0.4 0.0 179.3 314 R 1 1000 09 54 30 J1234+619 12 38 38 60.0 -1.0 0.1 178.2 -6 1 14 1000 09 54 30 09 57 00 --- 12 41 08 60.0 -1.6 0.1 177.2 144 R 1 0 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: GG053.21cm Matches group v20cm_2 in /aps3/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= L L L L IF = A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 1408.49 1408.49 1416.49 1416.49 BBC fr= 991.51 991.51 983.51 983.51 Bandwd= 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = OFF PCALXB1= S1 S2 S3 S4 OFF OFF OFF OFF PCALXB2= M1 M2 M3 M4 OFF OFF OFF OFF PCALFR1= 0 0 0 0 0 0 0 0 PCALFR2= 0 0 0 0 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_off SOURCE LIST -- Deep Global VLBI Observations of the Hubble Deep Field 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). Source Source position (RA/Dec) (B1950) (J2000) (Date) * J1241+602 12 39 16.511212 * 12 41 29.590769 12 41 42.828883 60 37 07.62228 * 60 20 41.32017 60 19 08.21679 From catalog imbedded in main SCHED input file. * J1234+619 12 31 56.132262 * 12 34 11.743000 12 34 25.396658 62 15 03.88430 * 61 58 32.48000 61 56 59.62125 From catalog imbedded in main SCHED input file. * HDF 12 34 28.059876 * 12 36 42.091690 12 36 55.629106 62 30 01.18651 * 62 13 31.42640 62 11 58.48180 From catalog imbedded in main SCHED input file. * J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 19.672033 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 19.48134 4C39.25 /aps3/sched/catalogs/sources.vlba J0927+39 ICRF - Ext.1 Source - 1998 IERS Annual Report 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) J1241+602 123.6 J1234+619 122.9 HDF 122.5 J0927+3902 148.5 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