COVER INFORMATION Station: VLBA_KP (Code Kp ) Experiment: Deep Global VLBI Observations of the Hubble Deep Field Exp. Code: GG053A 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) ---------------------------------------------------------------------------------------- --- Fri 20 Feb 2004 Day 51 --- 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 44 29 3.2 7.7-11.0 -13.3 0 1 1 0 23 10 00 23 11 30 --- 01 45 59 3.2 7.9-10.9 -13.6 90 F 1 600 23 11 30 J1234+619 01 45 59 5.0 8.3-10.8 -15.2 -10 1 1 600 23 11 30 23 14 10 --- 01 48 39 5.1 8.6-10.8 -15.7 150 F 1 1667 23 14 10 HDF 01 48 39 5.3 8.3-10.8 -15.2 -6 1 1 1667 23 14 10 23 19 30 --- 01 54 00 5.4 8.9-10.7 -16.3 314 F 1 3800 23 19 30 J1234+619 01 54 00 5.3 9.2-10.7 -16.9 -6 1 1 3800 23 19 30 23 22 10 --- 01 56 41 5.4 9.5-10.6 -17.4 154 F 1 4867 23 22 10 HDF 01 56 41 5.5 9.2-10.7 -16.9 -6 1 1 4867 23 22 10 23 27 30 --- 02 02 02 5.7 9.8-10.6 -18.0 314 F 1 7000 23 27 30 J1234+619 02 02 02 5.6 10.2-10.5 -18.5 -6 1 1 7000 23 27 30 23 30 10 --- 02 04 42 5.7 10.4-10.5 -19.1 154 F 1 8067 23 30 10 HDF 02 04 42 5.8 10.1-10.5 -18.6 -6 1 1 8067 23 30 10 23 35 30 --- 02 10 03 6.0 10.7-10.4 -19.7 314 F 1 10200 23 35 30 J1234+619 02 10 03 5.9 11.0-10.4 -20.2 -5 1 1 10200 23 35 30 23 38 10 --- 02 12 43 6.0 11.3-10.4 -20.8 155 F 1 11267 23 38 10 HDF 02 12 43 6.1 11.0-10.4 -20.3 -5 1 1 11267 23 38 10 23 43 30 --- 02 18 04 6.3 11.6-10.3 -21.4 315 F 1 13400 23 43 30 J1234+619 02 18 04 6.2 11.9-10.3 -21.9 -5 1 1 13400 23 43 30 23 46 10 --- 02 20 45 6.3 12.2-10.2 -22.5 155 F 1 14467 23 46 10 HDF 02 20 45 6.5 11.9-10.3 -21.9 -5 1 1 14467 23 46 10 23 51 30 --- 02 26 06 6.7 12.4-10.2 -23.1 315 F 1 16600 23 51 30 J1234+619 02 26 06 6.6 12.8-10.1 -23.6 -5 1 1 16600 23 51 30 23 54 00 --- 02 28 36 6.7 13.1-10.1 -24.1 145 F 1 17600 23 56 00 J1241+602 02 30 36 4.9 13.1-10.2 -22.9 111 1 2 17600 23 56 00 23 57 30 --- 02 32 07 5.0 13.3-10.2 -23.2 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: Fri 20 Feb 2004 Day 51 -- Stop: Sat 21 Feb 2004 Day 52 --- 23 57 30 J1234+619 02 32 07 6.9 13.5-10.0 -24.8 -10 1 2 17000 23 57 30 00 00 10 --- 02 34 47 7.0 13.7-10.0 -25.4 150 R 1 15933 00 00 10 HDF 02 34 47 7.1 13.4-10.0 -24.9 -5 1 2 15933 00 00 10 00 05 30 --- 02 40 08 7.4 13.9 -9.9 -26.0 315 R 1 13800 00 05 30 J1234+619 02 40 08 7.3 14.3 -9.9 -26.5 -5 1 2 13800 00 05 30 00 08 10 --- 02 42 48 7.4 14.6 -9.9 -27.0 155 R 1 12733 00 08 10 HDF 02 42 48 7.5 14.2 -9.9 -26.5 -5 1 2 12733 00 08 10 00 13 30 --- 02 48 09 7.8 14.8 -9.8 -27.6 315 R 1 10600 00 13 30 J1234+619 02 48 09 7.7 15.2 -9.8 -28.1 -5 1 2 10600 00 13 30 00 16 10 --- 02 50 50 7.9 15.4 -9.7 -28.7 155 R 1 9533 00 16 10 HDF 02 50 50 7.9 15.1 -9.8 -28.2 -5 1 2 9533 00 16 10 00 21 30 --- 02 56 11 8.2 15.6 -9.7 -29.3 315 R 1 7400 00 21 30 J1234+619 02 56 11 8.2 16.0 -9.6 -29.8 -5 1 2 7400 00 21 30 00 24 10 --- 02 58 51 8.3 16.3 -9.6 -30.4 155 R 1 6333 00 24 10 HDF 02 58 51 8.4 15.9 -9.6 -29.9 -5 1 2 6333 00 24 10 00 29 30 --- 03 04 12 8.7 16.4 -9.5 -31.0 315 R 1 4200 00 29 30 J1234+619 03 04 12 8.6 16.8 -9.5 -31.5 -5 1 2 4200 00 29 30 00 32 10 --- 03 06 52 8.8 17.1 -9.5 -32.0 155 R 1 3133 00 32 10 HDF 03 06 52 8.9 16.7 -9.5 -31.5 -5 1 2 3133 00 32 10 00 37 30 --- 03 12 13 9.2 17.2 -9.4 -32.6 315 R 1 1000 00 37 30 J1234+619 03 12 13 9.1 17.6 -9.4 -33.1 -5 1 2 1000 00 37 30 00 40 00 --- 03 14 44 9.3 17.9 -9.3 -33.6 145 R 1 0 00 42 00 J1241+602 03 16 44 7.6 18.2 -9.4 -32.4 111 1 3 0 00 42 00 00 43 30 --- 03 18 14 7.7 18.4 -9.4 -32.7 90 F 1 600 00 43 30 J1234+619 03 18 14 9.5 18.2 -9.3 -34.3 -10 1 3 600 00 43 30 00 46 10 --- 03 20 55 9.7 18.5 -9.2 -34.9 150 F 1 1667 00 46 10 HDF 03 20 55 9.8 18.1 -9.3 -34.4 -5 1 3 1667 00 46 10 00 51 30 --- 03 26 15 10.1 18.6 -9.2 -35.5 315 F 1 3800 00 51 30 J1234+619 03 26 15 10.1 19.0 -9.1 -36.0 -5 1 3 3800 00 51 30 00 54 10 --- 03 28 56 10.3 19.3 -9.1 -36.5 155 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 00 54 10 HDF 03 28 56 10.3 18.9 -9.1 -36.0 -5 1 3 4867 00 54 10 00 59 30 --- 03 34 17 10.7 19.4 -9.0 -37.1 315 F 1 7000 00 59 30 J1234+619 03 34 17 10.6 19.8 -9.0 -37.6 -5 1 3 7000 00 59 30 01 02 10 --- 03 36 57 10.8 20.0 -9.0 -38.1 155 F 1 8067 01 02 10 HDF 03 36 57 10.9 19.6 -9.0 -37.7 -5 1 3 8067 01 02 10 01 07 30 --- 03 42 18 11.2 20.1 -8.9 -38.7 315 F 1 10200 01 07 30 J1234+619 03 42 18 11.2 20.5 -8.9 -39.2 -5 1 3 10200 01 07 30 01 10 10 --- 03 44 59 11.4 20.8 -8.8 -39.8 155 F 1 11267 01 10 10 HDF 03 44 59 11.4 20.4 -8.9 -39.3 -5 1 3 11267 01 10 10 01 15 30 --- 03 50 19 11.8 20.9 -8.8 -40.4 315 F 1 13400 01 15 30 J1234+619 03 50 19 11.8 21.3 -8.7 -40.8 -5 1 3 13400 01 15 30 01 18 10 --- 03 53 00 12.0 21.5 -8.7 -41.4 155 F 1 14467 01 18 10 HDF 03 53 00 12.0 21.1 -8.7 -40.9 -5 1 3 14467 01 18 10 01 23 30 --- 03 58 21 12.5 21.6 -8.6 -42.0 315 F 1 16600 01 23 30 J1234+619 03 58 21 12.5 22.0 -8.6 -42.5 -5 1 3 16600 01 23 30 01 26 00 --- 04 00 51 12.7 22.2 -8.6 -43.0 145 F 1 17600 01 28 00 J1241+602 04 02 51 11.0 22.8 -8.6 -41.7 111 1 4 17600 01 28 00 01 29 30 --- 04 04 22 11.2 23.0 -8.6 -42.0 90 R 1 17000 01 29 30 J1234+619 04 04 22 13.0 22.5 -8.5 -43.7 -10 1 4 17000 01 29 30 01 32 10 --- 04 07 02 13.2 22.7 -8.5 -44.2 150 R 1 15933 01 32 10 HDF 04 07 02 13.1 22.3 -8.5 -43.7 -5 1 4 15933 01 32 10 01 37 30 --- 04 12 23 13.6 22.8 -8.4 -44.8 315 R 1 13800 01 37 30 J1234+619 04 12 23 13.6 23.2 -8.4 -45.3 -5 1 4 13800 01 37 30 01 40 10 --- 04 15 03 13.8 23.4 -8.3 -45.8 155 R 1 12733 01 40 10 HDF 04 15 03 13.8 23.0 -8.4 -45.4 -5 1 4 12733 01 40 10 01 45 30 --- 04 20 24 14.3 23.5 -8.3 -46.4 315 R 1 10600 01 45 30 J1234+619 04 20 24 14.3 23.9 -8.2 -46.9 -5 1 4 10600 01 45 30 01 48 10 --- 04 23 05 14.5 24.1 -8.2 -47.4 155 R 1 9533 01 48 10 HDF 04 23 05 14.5 23.7 -8.2 -47.0 -5 1 4 9533 01 48 10 01 53 30 --- 04 28 26 14.9 24.1 -8.1 -48.0 315 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 01 53 30 J1234+619 04 28 26 15.0 24.5 -8.1 -48.5 -5 1 4 7400 01 53 30 01 56 10 --- 04 31 06 15.2 24.7 -8.1 -49.0 155 R 1 6333 01 56 10 HDF 04 31 06 15.2 24.3 -8.1 -48.6 -5 1 4 6333 01 56 10 02 01 30 --- 04 36 27 15.6 24.8 -8.0 -49.7 315 R 1 4200 02 01 30 J1234+619 04 36 27 15.7 25.2 -8.0 -50.1 -5 1 4 4200 02 01 30 02 04 10 --- 04 39 07 15.9 25.4 -7.9 -50.6 155 R 1 3133 02 04 10 HDF 04 39 07 15.9 25.0 -8.0 -50.2 -5 1 4 3133 02 04 10 02 09 30 --- 04 44 28 16.4 25.4 -7.9 -51.3 315 R 1 1000 02 09 30 J1234+619 04 44 28 16.4 25.8 -7.8 -51.7 -5 1 4 1000 02 09 30 02 12 00 --- 04 46 59 16.7 26.0 -7.8 -52.2 145 R 1 0 02 14 00 J1241+602 04 48 59 15.2 26.9 -7.9 -50.8 111 1 5 0 02 14 00 02 15 30 --- 04 50 29 15.3 27.0 -7.9 -51.1 90 F 1 600 02 15 30 J1234+619 04 50 29 17.0 26.2 -7.7 -52.9 -9 1 5 600 02 15 30 02 18 10 --- 04 53 10 17.2 26.4 -7.7 -53.4 151 F 1 1667 02 18 10 HDF 04 53 10 17.2 26.0 -7.7 -53.0 -5 1 5 1667 02 18 10 02 23 30 --- 04 58 31 17.7 26.4 -7.6 -54.1 315 F 1 3800 02 23 30 J1234+619 04 58 31 17.8 26.8 -7.6 -54.5 -5 1 5 3800 02 23 30 02 26 10 --- 05 01 11 18.0 27.0 -7.6 -55.0 155 F 1 4867 02 26 10 HDF 05 01 11 17.9 26.6 -7.6 -54.6 -5 1 5 4867 02 26 10 02 31 30 --- 05 06 32 18.4 27.0 -7.5 -55.7 315 F 1 7000 02 31 30 J1234+619 05 06 32 18.5 27.4 -7.5 -56.1 -5 1 5 7000 02 31 30 02 34 10 --- 05 09 12 18.8 27.6 -7.4 -56.6 155 F 1 8067 02 34 10 HDF 05 09 12 18.7 27.2 -7.5 -56.2 -5 1 5 8067 02 34 10 02 39 30 --- 05 14 33 19.2 27.5 -7.4 -57.3 315 F 1 10200 02 39 30 J1234+619 05 14 33 19.3 27.9 -7.3 -57.7 -5 1 5 10200 02 39 30 02 42 10 --- 05 17 14 19.6 28.1 -7.3 -58.2 155 F 1 11267 02 42 10 HDF 05 17 14 19.5 27.7 -7.3 -57.8 -5 1 5 11267 02 42 10 02 47 30 --- 05 22 35 20.0 28.1 -7.2 -58.8 315 F 1 13400 02 47 30 J1234+619 05 22 35 20.1 28.5 -7.2 -59.3 -5 1 5 13400 02 47 30 02 50 10 --- 05 25 15 20.4 28.6 -7.2 -59.8 155 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 02 50 10 HDF 05 25 15 20.3 28.2 -7.2 -59.4 -5 1 5 14467 02 50 10 02 55 30 --- 05 30 36 20.8 28.6 -7.1 -60.4 315 F 1 16600 02 55 30 J1234+619 05 30 36 20.9 29.0 -7.1 -60.9 -5 1 5 16600 02 55 30 02 58 00 --- 05 33 06 21.2 29.1 -7.0 -61.4 145 F 1 17600 03 00 00 J1241+602 05 35 07 19.8 30.3 -7.1 -59.8 111 1 6 17600 03 00 00 03 01 30 --- 05 36 37 20.0 30.4 -7.1 -60.1 90 R 1 17000 03 01 30 J1234+619 05 36 37 21.6 29.3 -7.0 -62.1 -9 1 6 17000 03 01 30 03 04 10 --- 05 39 17 21.8 29.5 -6.9 -62.6 151 R 1 15933 03 04 10 HDF 05 39 17 21.7 29.1 -7.0 -62.2 -6 1 6 15933 03 04 10 03 09 30 --- 05 44 38 22.3 29.4 -6.9 -63.2 314 R 1 13800 03 09 30 J1234+619 05 44 38 22.4 29.8 -6.8 -63.7 -6 1 6 13800 03 09 30 03 12 10 --- 05 47 19 22.7 29.9 -6.8 -64.2 154 R 1 12733 03 12 10 HDF 05 47 19 22.5 29.5 -6.8 -63.8 -6 1 6 12733 03 12 10 03 17 30 --- 05 52 39 23.1 29.8 -6.7 -64.9 314 R 1 10600 03 17 30 J1234+619 05 52 39 23.3 30.2 -6.7 -65.3 -6 1 6 10600 03 17 30 03 20 10 --- 05 55 20 23.5 30.4 -6.7 -65.8 154 R 1 9533 03 20 10 HDF 05 55 20 23.4 30.0 -6.7 -65.4 -6 1 6 9533 03 20 10 03 25 30 --- 06 00 41 23.9 30.3 -6.6 -66.5 314 R 1 7400 03 25 30 J1234+619 06 00 41 24.1 30.6 -6.6 -66.9 -6 1 6 7400 03 25 30 03 28 10 --- 06 03 21 24.4 30.8 -6.5 -67.4 154 R 1 6333 03 28 10 HDF 06 03 21 24.2 30.4 -6.6 -67.0 -6 1 6 6333 03 28 10 03 33 30 --- 06 08 42 24.8 30.7 -6.5 -68.1 314 R 1 4200 03 33 30 J1234+619 06 08 42 25.0 31.0 -6.4 -68.5 -6 1 6 4200 03 33 30 03 36 10 --- 06 11 23 25.3 31.2 -6.4 -69.0 154 R 1 3133 03 36 10 HDF 06 11 23 25.1 30.8 -6.4 -68.6 -6 1 6 3133 03 36 10 03 41 30 --- 06 16 43 25.7 31.0 -6.3 -69.7 314 R 1 1000 03 41 30 J1234+619 06 16 43 25.9 31.4 -6.3 -70.1 -6 1 6 1000 03 41 30 03 44 00 --- 06 19 14 26.1 31.5 -6.3 -70.6 144 R 1 0 03 46 00 J1241+602 06 21 14 25.0 33.0 -6.3 -68.8 112 1 7 0 03 46 00 03 47 30 --- 06 22 44 25.2 33.0 -6.3 -69.1 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 03 47 30 J1234+619 06 22 44 26.5 31.7 -6.2 -71.3 -9 1 7 600 03 47 30 03 50 10 --- 06 25 25 26.8 31.8 -6.2 -71.8 151 F 1 1667 03 50 10 HDF 06 25 25 26.6 31.4 -6.2 -71.4 -6 1 7 1667 03 50 10 03 55 30 --- 06 30 46 27.2 31.6 -6.1 -72.5 314 F 1 3800 03 55 30 J1234+619 06 30 46 27.4 32.0 -6.1 -72.9 -6 1 7 3800 03 55 30 03 58 10 --- 06 33 26 27.7 32.1 -6.0 -73.5 154 F 1 4867 03 58 10 HDF 06 33 26 27.5 31.7 -6.1 -73.1 -6 1 7 4867 03 58 10 04 03 30 --- 06 38 47 28.1 31.9 -6.0 -74.2 314 F 1 7000 04 03 30 J1234+619 06 38 47 28.3 32.3 -5.9 -74.5 -6 1 7 7000 04 03 30 04 06 10 --- 06 41 27 28.6 32.4 -5.9 -75.1 154 F 1 8067 04 06 10 HDF 06 41 27 28.4 32.0 -5.9 -74.7 -6 1 7 8067 04 06 10 04 11 30 --- 06 46 48 29.0 32.2 -5.8 -75.8 314 F 1 10200 04 11 30 J1234+619 06 46 48 29.3 32.6 -5.8 -76.2 -6 1 7 10200 04 11 30 04 14 10 --- 06 49 29 29.6 32.6 -5.7 -76.7 154 F 1 11267 04 14 10 HDF 06 49 29 29.3 32.3 -5.8 -76.3 -6 1 7 11267 04 14 10 04 19 30 --- 06 54 50 29.9 32.5 -5.7 -77.5 314 F 1 13400 04 19 30 J1234+619 06 54 50 30.2 32.8 -5.7 -77.8 -6 1 7 13400 04 19 30 04 22 10 --- 06 57 30 30.5 32.9 -5.6 -78.4 154 F 1 14467 04 22 10 HDF 06 57 30 30.2 32.5 -5.7 -78.0 -6 1 7 14467 04 22 10 04 27 30 --- 07 02 51 30.9 32.7 -5.6 -79.1 314 F 1 16600 04 27 30 J1234+619 07 02 51 31.1 33.0 -5.5 -79.5 -6 1 7 16600 04 27 30 04 30 00 --- 07 05 21 31.4 33.1 -5.5 -80.0 144 F 1 17600 04 35 00 J0927+3902 07 10 22 61.4 66.0 -2.3 -93.6 234 1 8 17600 04 35 00 04 42 00 =0923+392 07 17 23 62.8 65.8 -2.2 -94.9 420 R 1 14800 04 44 00 J1241+602 07 19 24 31.9 35.1 -5.4 -80.4 52 1 8 14800 04 44 00 04 45 40 --- 07 21 04 32.1 35.2 -5.3 -80.8 100 R 1 14133 04 45 40 J1234+619 07 21 04 33.2 33.4 -5.2 -83.3 -8 1 8 14133 04 45 40 04 48 20 --- 07 23 44 33.5 33.4 -5.2 -83.9 152 R 1 13067 04 48 20 HDF 07 23 44 33.3 33.1 -5.2 -83.5 -6 1 8 13067 04 48 20 04 53 50 --- 07 29 15 33.9 33.2 -5.1 -84.7 324 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 04 53 50 J1234+619 07 29 15 34.2 33.5 -5.1 -85.0 -6 1 8 10867 04 53 50 04 56 30 --- 07 31 56 34.5 33.5 -5.0 -85.6 154 R 1 9800 04 56 30 HDF 07 31 56 34.2 33.2 -5.1 -85.3 -6 1 8 9800 04 56 30 05 02 00 --- 07 37 27 34.9 33.3 -5.0 -86.4 324 R 1 7600 05 02 00 J1234+619 07 37 27 35.1 33.6 -4.9 -86.8 -6 1 8 7600 05 02 00 05 04 40 --- 07 40 07 35.4 33.6 -4.9 -87.4 154 R 1 6533 05 04 40 HDF 07 40 07 35.2 33.3 -4.9 -87.0 -6 1 8 6533 05 04 40 05 10 10 --- 07 45 38 35.8 33.3 -4.9 -88.2 324 R 1 4333 05 10 10 J1234+619 07 45 38 36.1 33.6 -4.8 -88.6 -6 1 8 4333 05 10 10 05 12 50 --- 07 48 18 36.4 33.7 -4.8 -89.2 154 R 1 3267 05 12 50 HDF 07 48 18 36.1 33.3 -4.8 -88.8 -6 1 8 3267 05 12 50 05 18 20 --- 07 53 49 36.8 33.3 -4.7 -90.0 324 R 1 1067 05 18 20 J1234+619 07 53 49 37.1 33.7 -4.7 -90.4 -6 1 8 1067 05 18 20 05 21 00 --- 07 56 30 37.4 33.7 -4.6 -91.0 154 R 1 0 05 23 00 J1241+602 07 58 30 36.7 35.7 -4.7 -88.6 113 1 9 0 05 23 00 05 24 30 --- 08 00 00 36.9 35.7 -4.7 -88.9 90 F 1 600 05 24 30 J1234+619 08 00 00 37.8 33.6 -4.6 -91.8 -8 1 9 600 05 24 30 05 27 10 --- 08 02 41 38.1 33.6 -4.5 -92.4 152 F 1 1667 05 27 10 HDF 08 02 41 37.8 33.3 -4.6 -92.0 -6 1 9 1667 05 27 10 05 32 30 --- 08 08 02 38.4 33.3 -4.5 -93.2 314 F 1 3800 05 32 30 J1234+619 08 08 02 38.7 33.6 -4.4 -93.6 -6 1 9 3800 05 32 30 05 35 10 --- 08 10 42 39.0 33.6 -4.4 -94.2 154 F 1 4867 05 35 10 HDF 08 10 42 38.7 33.3 -4.4 -93.8 -6 1 9 4867 05 35 10 05 40 30 --- 08 16 03 39.3 33.2 -4.3 -95.0 314 F 1 7000 05 40 30 J1234+619 08 16 03 39.7 33.5 -4.3 -95.4 -6 1 9 7000 05 40 30 05 43 10 --- 08 18 43 40.0 33.4 -4.3 -96.0 154 F 1 8067 05 43 10 HDF 08 18 43 39.7 33.2 -4.3 -95.6 -6 1 9 8067 05 43 10 05 48 30 --- 08 24 04 40.3 33.1 -4.2 -96.9 314 F 1 10200 05 48 30 J1234+619 08 24 04 40.6 33.4 -4.2 -97.3 -6 1 9 10200 05 48 30 05 51 10 --- 08 26 45 40.9 33.3 -4.1 -97.9 154 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 05 51 10 HDF 08 26 45 40.6 33.0 -4.2 -97.5 -6 1 9 11267 05 51 10 05 56 30 --- 08 32 06 41.2 32.9 -4.1 -98.8 314 F 1 13400 05 56 30 J1234+619 08 32 06 41.5 33.2 -4.0 -99.1 -6 1 9 13400 05 56 30 05 59 10 --- 08 34 46 41.8 33.1 -4.0 -99.8 154 F 1 14467 05 59 10 HDF 08 34 46 41.5 32.8 -4.0 -99.4 -6 1 9 14467 05 59 10 06 04 30 --- 08 40 07 42.1 32.7 -3.9 -100.7 314 F 1 16600 06 04 30 J1234+619 08 40 07 42.5 33.0 -3.9 -101.1 -6 1 9 16600 06 04 30 06 07 00 --- 08 42 37 42.8 32.9 -3.9 -101.7 144 F 1 17600 06 09 00 J1241+602 08 44 38 42.4 35.2 -4.0 -98.9 112 1 10 17600 06 09 00 06 10 30 --- 08 46 08 42.6 35.2 -3.9 -99.3 90 R 1 17000 06 10 30 J1234+619 08 46 08 43.2 32.8 -3.8 -102.5 -8 1 10 17000 06 10 30 06 13 10 --- 08 48 48 43.5 32.7 -3.8 -103.2 152 R 1 15933 06 13 10 HDF 08 48 48 43.1 32.4 -3.8 -102.8 -6 1 10 15933 06 13 10 06 18 30 --- 08 54 09 43.7 32.2 -3.7 -104.1 314 R 1 13800 06 18 30 J1234+619 08 54 09 44.1 32.5 -3.7 -104.5 -6 1 10 13800 06 18 30 06 21 10 --- 08 56 50 44.4 32.3 -3.6 -105.2 154 R 1 12733 06 21 10 HDF 08 56 50 44.0 32.1 -3.7 -104.8 -6 1 10 12733 06 21 10 06 26 30 --- 09 02 10 44.6 31.9 -3.6 -106.1 314 R 1 10600 06 26 30 J1234+619 09 02 10 45.0 32.1 -3.5 -106.5 -6 1 10 10600 06 26 30 06 29 10 --- 09 04 51 45.3 32.0 -3.5 -107.2 154 R 1 9533 06 29 10 HDF 09 04 51 44.9 31.8 -3.5 -106.8 -6 1 10 9533 06 29 10 06 34 30 --- 09 10 12 45.5 31.5 -3.4 -108.2 314 R 1 7400 06 34 30 J1234+619 09 10 12 45.9 31.7 -3.4 -108.6 -6 1 10 7400 06 34 30 06 37 10 --- 09 12 52 46.2 31.5 -3.4 -109.3 154 R 1 6333 06 37 10 HDF 09 12 52 45.8 31.3 -3.4 -108.9 -6 1 10 6333 06 37 10 06 42 30 --- 09 18 13 46.4 31.0 -3.3 -110.3 314 R 1 4200 06 42 30 J1234+619 09 18 13 46.8 31.2 -3.3 -110.7 -6 1 10 4200 06 42 30 06 45 10 --- 09 20 54 47.1 31.1 -3.2 -111.4 154 R 1 3133 06 45 10 HDF 09 20 54 46.7 30.9 -3.3 -111.0 -6 1 10 3133 06 45 10 06 50 30 --- 09 26 14 47.3 30.5 -3.2 -112.4 314 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 06 50 30 J1234+619 09 26 14 47.6 30.7 -3.1 -112.8 -6 1 10 1000 06 50 30 06 53 00 --- 09 28 45 47.9 30.5 -3.1 -113.5 144 R 1 0 06 55 00 J1241+602 09 30 45 47.9 33.2 -3.2 -110.4 112 1 11 0 06 55 00 06 56 30 --- 09 32 15 48.1 33.1 -3.2 -110.8 90 F 1 600 06 56 30 J1234+619 09 32 15 48.3 30.3 -3.0 -114.5 -8 1 11 600 06 56 30 06 59 10 --- 09 34 56 48.6 30.1 -3.0 -115.2 152 F 1 1667 06 59 10 HDF 09 34 56 48.2 29.9 -3.0 -114.8 -6 1 11 1667 06 59 10 07 04 30 --- 09 40 17 48.8 29.5 -2.9 -116.3 314 F 1 3800 07 04 30 J1234+619 09 40 17 49.1 29.7 -2.9 -116.7 -6 1 11 3800 07 04 30 07 07 10 --- 09 42 57 49.4 29.5 -2.9 -117.5 154 F 1 4867 07 07 10 HDF 09 42 57 49.0 29.3 -2.9 -117.0 -6 1 11 4867 07 07 10 07 12 30 --- 09 48 18 49.6 28.9 -2.8 -118.5 314 F 1 7000 07 12 30 J1234+619 09 48 18 50.0 29.0 -2.8 -119.0 -6 1 11 7000 07 12 30 07 15 10 --- 09 50 58 50.3 28.8 -2.7 -119.8 154 F 1 8067 07 15 10 HDF 09 50 58 49.9 28.6 -2.8 -119.3 -6 1 11 8067 07 15 10 07 20 30 --- 09 56 19 50.4 28.2 -2.7 -120.9 314 F 1 10200 07 20 30 J1234+619 09 56 19 50.8 28.3 -2.6 -121.3 -6 1 11 10200 07 20 30 07 23 10 --- 09 59 00 51.1 28.0 -2.6 -122.1 154 F 1 11267 07 23 10 HDF 09 59 00 50.7 27.9 -2.6 -121.6 -6 1 11 11267 07 23 10 07 28 30 --- 10 04 21 51.2 27.4 -2.5 -123.2 314 F 1 13400 07 28 30 J1234+619 10 04 21 51.6 27.4 -2.5 -123.7 -6 1 11 13400 07 28 30 07 31 10 --- 10 07 01 51.8 27.2 -2.5 -124.5 154 F 1 14467 07 31 10 HDF 10 07 01 51.5 27.1 -2.5 -124.0 -6 1 11 14467 07 31 10 07 36 30 --- 10 12 22 52.0 26.5 -2.4 -125.7 314 F 1 16600 07 36 30 J1234+619 10 12 22 52.4 26.6 -2.4 -126.2 -6 1 11 16600 07 36 30 07 39 00 --- 10 14 52 52.6 26.3 -2.3 -127.0 144 F 1 17600 07 41 00 J1241+602 10 16 53 53.0 29.1 -2.4 -123.6 112 1 12 17600 07 41 00 07 42 30 --- 10 18 23 53.2 28.9 -2.4 -124.0 90 R 1 17000 07 42 30 J1234+619 10 18 23 52.9 25.9 -2.3 -128.1 -8 1 12 17000 07 42 30 07 45 10 --- 10 21 03 53.2 25.5 -2.2 -128.9 152 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 07 45 10 HDF 10 21 03 52.8 25.5 -2.3 -128.4 -6 1 12 15933 07 45 10 07 50 30 --- 10 26 24 53.3 24.9 -2.2 -130.1 314 R 1 13800 07 50 30 J1234+619 10 26 24 53.7 24.9 -2.1 -130.7 -6 1 12 13800 07 50 30 07 53 10 --- 10 29 05 53.9 24.5 -2.1 -131.5 154 R 1 12733 07 53 10 HDF 10 29 05 53.5 24.5 -2.1 -131.0 -6 1 12 12733 07 53 10 07 58 30 --- 10 34 26 54.0 23.8 -2.0 -132.7 314 R 1 10600 07 58 30 J1234+619 10 34 26 54.4 23.8 -2.0 -133.3 -6 1 12 10600 07 58 30 08 01 10 --- 10 37 06 54.6 23.4 -2.0 -134.2 154 R 1 9533 08 01 10 HDF 10 37 06 54.2 23.5 -2.0 -133.6 -6 1 12 9533 08 01 10 08 06 30 --- 10 42 27 54.6 22.7 -1.9 -135.4 314 R 1 7400 08 06 30 J1234+619 10 42 27 55.0 22.6 -1.9 -136.0 -6 1 12 7400 08 06 30 08 09 10 --- 10 45 07 55.2 22.2 -1.8 -136.9 154 R 1 6333 08 09 10 HDF 10 45 07 54.9 22.3 -1.9 -136.3 -6 1 12 6333 08 09 10 08 14 30 --- 10 50 28 55.3 21.5 -1.8 -138.1 314 R 1 4200 08 14 30 J1234+619 10 50 28 55.7 21.4 -1.7 -138.8 -6 1 12 4200 08 14 30 08 17 10 --- 10 53 09 55.9 21.0 -1.7 -139.7 154 R 1 3133 08 17 10 HDF 10 53 09 55.5 21.1 -1.7 -139.1 -6 1 12 3133 08 17 10 08 22 30 --- 10 58 30 55.9 20.3 -1.6 -140.9 314 R 1 1000 08 22 30 J1234+619 10 58 30 56.3 20.1 -1.6 -141.6 -6 1 12 1000 08 22 30 08 25 00 --- 11 01 00 56.4 19.7 -1.6 -142.5 144 R 1 0 08 27 00 J1241+602 11 03 00 57.3 22.5 -1.6 -139.0 112 1 13 0 08 27 00 08 28 30 --- 11 04 31 57.4 22.2 -1.6 -139.6 90 F 1 600 08 28 30 J1234+619 11 04 31 56.7 19.1 -1.5 -143.8 -8 1 13 600 08 28 30 08 31 10 --- 11 07 11 56.9 18.6 -1.5 -144.8 152 F 1 1667 08 31 10 HDF 11 07 11 56.5 18.8 -1.5 -144.1 -6 1 13 1667 08 31 10 08 36 30 --- 11 12 32 56.9 17.9 -1.4 -146.0 314 F 1 3800 08 36 30 J1234+619 11 12 32 57.2 17.7 -1.4 -146.7 -6 1 13 3800 08 36 30 08 39 10 --- 11 15 12 57.4 17.2 -1.3 -147.8 154 F 1 4867 08 39 10 HDF 11 15 12 57.0 17.4 -1.4 -147.0 -6 1 13 4867 08 39 10 08 44 30 --- 11 20 33 57.4 16.4 -1.3 -149.0 314 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 08 44 30 J1234+619 11 20 33 57.7 16.2 -1.2 -149.8 -6 1 13 7000 08 44 30 08 47 10 --- 11 23 14 57.9 15.7 -1.2 -150.8 154 F 1 8067 08 47 10 HDF 11 23 14 57.5 15.9 -1.2 -150.0 -6 1 13 8067 08 47 10 08 52 30 --- 11 28 34 57.8 14.9 -1.1 -152.1 314 F 1 10200 08 52 30 J1234+619 11 28 34 58.2 14.6 -1.1 -152.9 -6 1 13 10200 08 52 30 08 55 10 --- 11 31 15 58.3 14.1 -1.1 -153.9 154 F 1 11267 08 55 10 HDF 11 31 15 58.0 14.4 -1.1 -153.1 -6 1 13 11267 08 55 10 09 00 30 --- 11 36 36 58.2 13.3 -1.0 -155.2 314 F 1 13400 09 00 30 J1234+619 11 36 36 58.6 13.0 -1.0 -156.0 -6 1 13 13400 09 00 30 09 03 10 --- 11 39 16 58.7 12.5 -0.9 -157.1 154 F 1 14467 09 03 10 HDF 11 39 16 58.4 12.8 -1.0 -156.3 -6 1 13 14467 09 03 10 09 08 30 --- 11 44 37 58.6 11.7 -0.9 -158.4 314 F 1 16600 09 08 30 J1234+619 11 44 37 58.9 11.3 -0.8 -159.2 -6 1 13 16600 09 08 30 09 11 00 --- 11 47 08 59.0 10.8 -0.8 -160.2 144 F 1 17600 09 13 00 J1241+602 11 49 08 60.3 13.2 -0.9 -157.1 111 1 14 17600 09 13 00 09 14 30 --- 11 50 38 60.4 12.8 -0.9 -157.7 90 R 1 17000 09 14 30 J1234+619 11 50 38 59.2 10.0 -0.7 -161.7 -8 1 14 17000 09 14 30 09 17 10 --- 11 53 19 59.3 9.5 -0.7 -162.8 152 R 1 15933 09 17 10 HDF 11 53 19 59.0 9.9 -0.7 -161.9 -6 1 14 15933 09 17 10 09 22 30 --- 11 58 39 59.1 8.7 -0.6 -164.0 314 R 1 13800 09 22 30 J1234+619 11 58 39 59.5 8.3 -0.6 -165.0 -6 1 14 13800 09 22 30 09 25 10 --- 12 01 20 59.5 7.7 -0.6 -166.1 154 R 1 12733 09 25 10 HDF 12 01 20 59.2 8.1 -0.6 -165.1 -6 1 14 12733 09 25 10 09 30 30 --- 12 06 41 59.4 6.9 -0.5 -167.3 314 R 1 10600 09 30 30 J1234+619 12 06 41 59.7 6.5 -0.5 -168.3 -6 1 14 10600 09 30 30 09 33 10 --- 12 09 21 59.7 5.8 -0.4 -169.4 154 R 1 9533 09 33 10 HDF 12 09 21 59.4 6.3 -0.5 -168.4 -6 1 14 9533 09 33 10 09 38 30 --- 12 14 42 59.5 5.1 -0.4 -170.7 314 R 1 7400 09 38 30 J1234+619 12 14 42 59.8 4.6 -0.3 -171.7 -6 1 14 7400 09 38 30 09 41 10 --- 12 17 22 59.9 4.0 -0.3 -172.8 154 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) ---------------------------------------------------------------------------------------- --- Sat 21 Feb 2004 Day 52 --- 09 41 10 HDF 12 17 22 59.6 4.5 -0.3 -171.8 -6 1 14 6333 09 41 10 09 46 30 --- 12 22 43 59.7 3.3 -0.2 -174.0 314 R 1 4200 09 46 30 J1234+619 12 22 43 59.9 2.7 -0.2 -175.0 -6 1 14 4200 09 46 30 09 49 10 --- 12 25 24 60.0 2.1 -0.2 -176.2 154 R 1 3133 09 49 10 HDF 12 25 24 59.7 2.7 -0.2 -175.1 -6 1 14 3133 09 49 10 09 54 30 --- 12 30 45 59.7 1.4 -0.1 -177.4 314 R 1 1000 09 54 30 J1234+619 12 30 45 60.0 0.9 -0.1 -178.4 -6 1 14 1000 09 54 30 09 57 00 --- 12 33 15 60.0 0.3 0.0 -179.5 144 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 42.761697 60 37 07.62228 * 60 20 41.32017 60 19 07.80729 From catalog imbedded in main SCHED input file. * J1234+619 12 31 56.132262 * 12 34 11.743000 12 34 25.328390 62 15 03.88430 * 61 58 32.48000 61 56 59.18655 From catalog imbedded in main SCHED input file. * HDF 12 34 28.059876 * 12 36 42.091690 12 36 55.559382 62 30 01.18651 * 62 13 31.42640 62 11 58.05014 From catalog imbedded in main SCHED input file. * J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 19.679799 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 19.10538 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+619 123.0 HDF 122.6 J0927+3902 149.8 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