COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: Rotation measure imaging of the CSO J1826+18 Exp. Code: BT081B Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Greg Taylor Address: KIPAC 974 Cottrell Way, Stanford CA 94305 Phone: (505) 838 7411 (work); (650) 493 0097 (home) EMAIL: gtaylor@nrao.edu Fax: (505) 835 7027 Phone during observation: (505) 838 7411 Observing mode: VLBA 256-8-2 at 4cm and 6cm Notes: Fringe finder and EVPA cal #1: J2136+00 Pol. EVPA cal #2: BLLAC Pol. EVPA cal #3: J2253+16 Pol. D-term cal: 3C84 Schedule for VLBA_MK (Code Mk ) Page 2 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 17 41 00 J2136+00 16 50 39 17.6 95.7 -4.8 -69.4 0 1 1 0 17 41 00 17 43 00 --- 16 52 39 18.0 95.9 -4.7 -69.4 120 F 1 1596 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 17 43 00 J2136+00 16 52 39 18.0 95.9 -4.7 -69.4 -4 1 1 1596 17 43 00 17 44 59 --- 16 54 39 18.5 96.1 -4.7 -69.3 116 F 1 3191 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 17 46 59 BLLAC 16 56 39 22.9 51.4 -5.1 -83.6 84 1 1 3191 17 46 59 17 48 59 --- 16 58 39 23.3 51.4 -5.1 -83.9 120 F 1 4787 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 17 48 59 BLLAC 16 58 39 23.3 51.4 -5.1 -83.9 -4 1 1 4787 17 48 59 17 50 58 --- 17 00 39 23.7 51.5 -5.0 -84.2 116 F 1 6383 17 50 58 J0000+40 17 00 39 2.1 46.9 -7.0 D -65.4 -49 1 1 6383 17 50 58 18 00 57 --- 17 10 39 3.8 47.6 -6.8 -67.0 0 F 1 14361 Schedule for VLBA_MK (Code Mk ) Page 3 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 18 00 57 J0000+40 17 10 39 3.8 47.6 -6.8 -67.0 -4 1 2 14361 18 00 57 18 10 55 --- 17 20 39 5.6 48.4 -6.7 -68.5 594 R 1 12861 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 18 10 55 J0000+40 17 20 39 5.6 48.4 -6.7 -68.5 -4 1 2 12861 18 10 55 18 20 54 --- 17 30 39 7.3 49.0 -6.5 -70.1 594 R 1 4883 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 18 20 54 J0000+40 17 30 39 7.3 49.0 -6.5 -70.1 -4 1 3 4883 18 20 54 18 30 52 --- 17 40 39 9.1 49.7 -6.3 -71.6 594 F 1 3095 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 18 30 52 J0000+40 17 40 39 9.1 49.7 -6.3 -71.6 -4 1 3 3095 18 30 52 18 40 50 --- 17 50 39 10.9 50.2 -6.2 -73.2 594 F 1 11073 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 18 40 50 J0000+40 17 50 39 10.9 50.2 -6.2 -73.2 -4 1 4 11073 18 40 50 18 50 49 --- 18 00 39 12.7 50.8 -6.0 -74.7 594 R 1 16149 18 59 47 BLLAC 18 09 39 36.4 51.4 -3.9 -95.9 485 1 4 16149 18 59 47 19 02 47 --- 18 12 39 37.0 51.4 -3.8 -96.4 180 R 1 13755 Schedule for VLBA_MK (Code Mk ) Page 4 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 19 02 47 BLLAC 18 12 39 37.0 51.4 -3.8 -96.4 -4 1 4 13755 19 02 47 19 05 46 --- 18 15 39 37.5 51.3 -3.8 -97.0 176 R 1 11362 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 19 07 46 J2136+00 18 17 39 37.7 105.2 -3.3 -65.3 78 1 4 11362 19 07 46 19 09 45 --- 18 19 39 38.1 105.4 -3.3 -65.1 120 R 1 9766 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 19 09 45 J2136+00 18 19 39 38.1 105.4 -3.3 -65.1 -4 1 4 9766 19 09 45 19 11 45 --- 18 21 39 38.6 105.7 -3.3 -64.9 116 R 1 8170 19 11 45 J0000+40 18 21 39 16.6 51.7 -5.7 -77.9 -50 1 4 8170 19 11 45 19 21 44 --- 18 31 39 18.4 52.1 -5.5 -79.4 548 R 1 192 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 19 21 44 J0000+40 18 31 39 18.4 52.1 -5.5 -79.4 -4 1 5 192 19 21 44 19 31 42 --- 18 41 39 20.3 52.5 -5.3 -81.0 594 F 1 8170 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 19 31 42 J0000+40 18 41 39 20.3 52.5 -5.3 -81.0 -4 1 5 8170 19 31 42 19 41 40 --- 18 51 39 22.2 52.8 -5.2 -82.5 594 F 1 16149 Schedule for VLBA_MK (Code Mk ) Page 5 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 19 41 40 J0000+40 18 51 39 22.2 52.8 -5.2 -82.5 -4 1 6 16149 19 41 40 19 51 39 --- 19 01 39 24.1 53.0 -5.0 -84.0 594 R 1 11073 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 19 51 39 J0000+40 19 01 39 24.1 53.0 -5.0 -84.0 -4 1 6 11073 19 51 39 20 01 37 --- 19 11 39 25.9 53.2 -4.8 -85.6 594 R 1 3095 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 20 01 37 J0000+40 19 11 39 25.9 53.2 -4.8 -85.6 -4 1 7 3095 20 01 37 20 11 35 --- 19 21 39 27.8 53.3 -4.7 -87.2 594 F 1 4883 20 12 35 J2253+16 19 22 39 39.8 85.1 -3.5 -77.4 30 1 7 4883 20 12 35 20 14 35 --- 19 24 39 40.2 85.2 -3.5 -77.5 120 F 1 6479 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 20 14 35 J2253+16 19 24 39 40.2 85.2 -3.5 -77.5 -4 1 7 6479 20 14 35 20 16 34 --- 19 26 39 40.7 85.4 -3.5 -77.5 116 F 1 8074 20 22 34 J0000+40 19 32 39 29.9 53.4 -4.5 -88.9 331 1 7 8074 20 22 34 20 32 32 --- 19 42 39 31.8 53.4 -4.3 -90.6 598 F 1 16052 Schedule for VLBA_MK (Code Mk ) Page 6 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 20 32 32 J0000+40 19 42 39 31.8 53.4 -4.3 -90.6 -4 1 8 16052 20 32 32 20 42 30 --- 19 52 39 33.7 53.4 -4.1 -92.2 594 R 1 11169 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 20 42 30 J0000+40 19 52 39 33.7 53.4 -4.1 -92.2 -4 1 8 11169 20 42 30 20 52 29 --- 20 02 39 35.6 53.2 -4.0 -93.9 594 R 1 3191 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 20 52 29 J0000+40 20 02 39 35.6 53.2 -4.0 -93.9 -4 1 9 3191 20 52 29 21 02 27 --- 20 12 39 37.4 53.0 -3.8 -95.7 594 F 1 4787 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 21 02 27 J0000+40 20 12 39 37.4 53.0 -3.8 -95.7 -4 1 9 4787 21 02 27 21 12 25 --- 20 22 39 39.3 52.8 -3.6 -97.5 594 F 1 12765 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 21 12 25 J0000+40 20 22 39 39.3 52.8 -3.6 -97.5 -4 1 10 12765 21 12 25 21 22 24 --- 20 32 39 41.2 52.4 -3.5 -99.4 594 R 1 14457 21 23 24 J2253+16 20 33 39 56.4 90.4 -2.3 -78.4 23 1 10 14457 21 23 24 21 25 23 --- 20 35 39 56.9 90.6 -2.3 -78.4 120 R 1 12861 Schedule for VLBA_MK (Code Mk ) Page 7 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 21 25 23 J2253+16 20 35 39 56.9 90.6 -2.3 -78.4 -4 1 10 12861 21 25 23 21 27 23 --- 20 37 39 57.4 90.8 -2.3 -78.4 116 R 1 11266 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 21 29 23 3C84 20 39 39 5.8 47.8 -6.7 -68.6 10 1 10 11266 21 29 23 21 31 22 --- 20 41 39 6.1 47.9 -6.6 -68.9 120 R 1 9670 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 21 31 22 3C84 20 41 39 6.1 47.9 -6.6 -68.9 -4 1 10 9670 21 31 22 21 33 22 --- 20 43 39 6.5 48.1 -6.6 -69.2 116 R 1 8074 21 33 22 J0000+40 20 43 39 43.2 51.9 -3.3 -101.5 -79 1 10 8074 21 33 22 21 43 20 --- 20 53 39 45.1 51.3 -3.1 -103.6 519 R 1 96 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 21 43 20 J0000+40 20 53 39 45.1 51.3 -3.1 -103.6 -4 1 11 96 21 43 20 21 53 19 --- 21 03 39 46.9 50.6 -3.0 -105.7 594 F 1 8074 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 21 53 19 J0000+40 21 03 39 46.9 50.6 -3.0 -105.7 -4 1 11 8074 21 53 19 22 03 17 --- 21 13 39 48.7 49.8 -2.8 -107.9 594 F 1 16052 Schedule for VLBA_MK (Code Mk ) Page 8 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 22 03 17 J0000+40 21 13 39 48.7 49.8 -2.8 -107.9 -4 1 12 16052 22 03 17 22 13 15 --- 21 23 39 50.5 48.9 -2.6 -110.3 594 R 1 11169 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 22 13 15 J0000+40 21 23 39 50.5 48.9 -2.6 -110.3 -4 1 12 11169 22 13 15 22 23 14 --- 21 33 39 52.2 47.8 -2.5 -112.8 594 R 1 3191 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 22 23 14 J0000+40 21 33 39 52.2 47.8 -2.5 -112.8 -4 1 13 3191 22 23 14 22 33 12 --- 21 43 39 54.0 46.5 -2.3 -115.5 594 F 1 4787 22 35 12 3C84 21 45 39 17.6 51.3 -5.6 -78.9 41 1 13 4787 22 35 12 22 37 11 --- 21 47 39 18.0 51.4 -5.5 -79.2 120 F 1 6383 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 22 37 11 3C84 21 47 39 18.0 51.4 -5.5 -79.2 -4 1 13 6383 22 37 11 22 39 11 --- 21 49 39 18.4 51.5 -5.5 -79.5 116 F 1 7978 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 22 41 11 BLLAC 21 51 39 67.4 5.4 -0.2 -173.1 16 1 13 7978 22 41 11 22 43 10 --- 21 53 39 67.4 4.5 -0.2 -174.3 120 F 1 9574 Schedule for VLBA_MK (Code Mk ) Page 9 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 22 43 10 BLLAC 21 53 39 67.4 4.5 -0.2 -174.3 -4 1 13 9574 22 43 10 22 45 10 --- 21 55 39 67.4 3.5 -0.1 -175.6 116 F 1 11169 22 45 10 J0000+40 21 55 39 56.0 44.7 -2.1 -118.9 -33 1 14 11169 22 45 10 22 55 08 --- 22 05 39 57.6 42.9 -1.9 -122.0 565 R 1 16052 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 22 55 08 J0000+40 22 05 39 57.6 42.9 -1.9 -122.0 -4 1 14 16052 22 55 08 23 05 07 --- 22 15 39 59.2 40.9 -1.8 -125.3 594 R 1 8074 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 23 05 07 J0000+40 22 15 39 59.2 40.9 -1.8 -125.3 -4 1 14 8074 23 05 07 23 15 05 --- 22 25 39 60.7 38.6 -1.6 -129.0 594 R 1 96 ----------- Tape Change ------------ Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 23 15 05 J0000+40 22 25 39 60.7 38.6 -1.6 -129.0 -4 2 1 96 23 15 05 23 25 04 --- 22 35 39 62.1 36.1 -1.4 -132.9 594 F 1 8074 Schedule for VLBA_MK (Code Mk ) Page 10 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sat 12 Feb 2005 Day 43 --- Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 23 25 04 J0000+40 22 35 39 62.1 36.1 -1.4 -132.9 -4 2 1 8074 23 25 04 23 35 02 --- 22 45 39 63.5 33.1 -1.3 -137.1 594 F 1 16052 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 23 35 02 J0000+40 22 45 39 63.5 33.1 -1.3 -137.1 -4 2 2 16052 23 35 02 23 45 00 --- 22 55 39 64.7 29.9 -1.1 -141.7 594 R 1 11169 23 47 00 3C84 22 57 39 31.0 52.7 -4.4 -90.3 46 2 2 11169 23 47 00 23 49 00 --- 22 59 39 31.4 52.7 -4.3 -90.6 120 R 1 9574 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 23 49 00 3C84 22 59 39 31.4 52.7 -4.3 -90.6 -4 2 2 9574 23 49 00 23 50 59 --- 23 01 39 31.8 52.7 -4.3 -90.9 116 R 1 7978 --- Start: Sat 12 Feb 2005 Day 43 -- Stop: Sun 13 Feb 2005 Day 44 --- 23 50 59 J0000+40 23 01 39 65.4 27.7 -1.0 -144.6 -73 2 2 7978 23 50 59 00 00 58 --- 23 11 39 66.4 23.8 -0.8 -149.8 525 R 1 0 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 00 00 58 J0000+40 23 11 39 66.4 23.8 -0.8 -149.8 -4 2 3 0 00 00 58 00 10 56 --- 23 21 39 67.3 19.6 -0.7 -155.4 594 F 1 7978 Schedule for VLBA_MK (Code Mk ) Page 11 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 13 Feb 2005 Day 44 --- Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 00 10 56 J0000+40 23 21 39 67.3 19.6 -0.7 -155.4 -4 2 3 7978 00 10 56 00 20 54 --- 23 31 39 68.0 15.0 -0.5 -161.3 594 F 1 15956 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 00 20 54 J0000+40 23 31 39 68.0 15.0 -0.5 -161.3 -4 2 4 15956 00 20 54 00 30 53 --- 23 41 39 68.5 10.1 -0.3 -167.4 594 R 1 11266 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 00 30 53 J0000+40 23 41 39 68.5 10.1 -0.3 -167.4 -4 2 4 11266 00 30 53 00 40 51 --- 23 51 39 68.8 4.9 -0.2 -173.8 594 R 1 3287 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 00 40 51 J0000+40 23 51 39 68.8 4.9 -0.2 -173.8 -4 2 5 3287 00 40 51 00 50 49 --- 00 01 39 68.9 -0.3 0.0 179.6 594 F 1 4691 00 51 49 3C84 00 02 39 43.1 51.1 -3.3 -102.1 2 2 5 4691 00 51 49 00 53 49 --- 00 04 39 43.5 51.0 -3.3 -102.5 120 F 1 6286 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 00 53 49 3C84 00 04 39 43.5 51.0 -3.3 -102.5 -4 2 5 6286 00 53 49 00 55 49 --- 00 06 39 43.8 50.9 -3.2 -102.9 116 F 1 7882 Schedule for VLBA_MK (Code Mk ) Page 12 Rotation measure imaging of the CSO J1826+18 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). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 13 Feb 2005 Day 44 --- 00 55 49 J0000+40 00 06 39 68.8 -2.9 0.1 176.4 -56 2 5 7882 00 55 49 01 05 47 --- 00 16 39 68.6 -8.1 0.3 169.9 542 F 1 15860 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 01 05 47 J0000+40 00 16 39 68.6 -8.1 0.3 169.9 -4 2 6 15860 01 05 47 01 15 45 --- 00 26 39 68.2 -13.1 0.4 163.6 594 R 1 11362 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 01 15 45 J0000+40 00 26 39 68.2 -13.1 0.4 163.6 -4 2 6 11362 01 15 45 01 25 44 --- 00 36 39 67.6 -17.8 0.6 157.6 594 R 1 3384 Next scan frequencies: 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 Next BBC frequencies: 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 01 25 44 J0000+40 00 36 39 67.6 -17.8 0.6 157.6 -4 2 7 3384 01 25 44 01 35 42 --- 00 46 39 66.7 -22.2 0.8 151.9 594 F 1 4595 01 37 12 3C84 00 48 09 51.2 47.4 -2.5 -112.3 37 2 7 4595 01 37 12 01 39 12 --- 00 50 09 51.6 47.2 -2.5 -112.9 120 F 1 6190 Next scan frequencies: 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 Next BBC frequencies: 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 01 39 12 3C84 00 50 09 51.6 47.2 -2.5 -112.9 -4 2 7 6190 01 39 12 01 41 11 --- 00 52 09 51.9 46.9 -2.5 -113.4 116 F 1 7786 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: rm6cmv.set Matches group v6cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = A C A C A C A C VLBA FE= 6cm omit 6cm omit VLBA Synth= 15.4 4.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 4609.49 4609.49 4675.49 4675.49 4990.49 4990.49 5091.49 5091.49 BBC fr= 509.49 509.49 575.49 575.49 890.49 890.49 991.49 991.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto Setup file: rm4cmv.set Matches group v4cm_3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 2 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = B D B D B D B D VLBA FE= omit 4cm omit 4cm VLBA Synth= 7.6 15.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 2 Setup file default. Used pcal sets: 2 LO sum= 8110.99 8110.99 8186.99 8186.99 8416.99 8416.99 8580.49 8580.49 BBC fr= 510.99 510.99 586.99 586.99 816.99 816.99 980.49 980.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 2 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 10 10 10 510 6010 6010 6010 6510 PCALFR2= 10 10 10 510 6010 6010 6010 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto SOURCE LIST -- Rotation measure imaging of the CSO J1826+18 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) (B1950) (J2000) (Date) * J0000+40 23 58 19.409691 * 00 00 53.081500 00 01 06.636969 40 37 19.87256 * 40 54 01.80600 40 55 45.13967 From catalog imbedded in main SCHED input file. 6.648 scan hours, 289.136 baseline hours above horizon. J0319+4130 03 16 29.567273 * 03 19 48.160103 03 20 07.699816 0316+413 41 19 51.91592 * 41 30 42.10305 41 32 01.09025 * 3C84 /home/filehost/cwalker/sched/catalogs/sources.vlba J0319+41 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.499 scan hours, 19.998 baseline hours above horizon. J2136+0041 21 34 05.207365 * 21 36 38.586300 21 36 52.589528 2134+00 00 28 25.08052 * 00 41 54.21335 00 43 03.87998 2134+004 /home/filehost/cwalker/sched/catalogs/sources.vlba * J2136+00 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.133 scan hours, 5.489 baseline hours above horizon. J2202+4216 22 00 39.362511 * 22 02 43.291378 22 02 53.488314 2200+420 42 02 08.59080 * 42 16 39.97994 42 18 00.48375 * BLLAC /home/filehost/cwalker/sched/catalogs/sources.vlba J2202+42 ICRF - Ext.1 Source - 1998 IERS Annual Report VR42220 0.233 scan hours, 10.298 baseline hours above horizon. J2253+1608 22 51 29.519733 * 22 53 57.747932 22 54 11.146811 2251+158 15 52 54.34806 * 16 08 53.56089 16 10 22.92993 3C454.3 /home/filehost/cwalker/sched/catalogs/sources.vlba * J2253+16 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.133 scan hours, 5.028 baseline hours above horizon. 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) J0000+40 62.7 3C84 94.1 J2136+00 14.3 BLLAC 55.9 J2253+16 34.0 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