COVER INFORMATION Station: VLBA_HN (Code Hn ) Experiment: Rotation measure imaging of the CSO J1826+18 Exp. Code: BG164A Schedule Version: 1.00 Processed by SCHED version: 6.04 March 2006 PI: Nicole Gugliucci Address: Dept. of Astronomy, University of Virginia 530 McCormick Road, Charlottesville, VA 22903 Phone: (434) 924 7491 (work); (917) 992 5890 (home) EMAIL: neg9j@virginia.edu Fax: (434) 924 3104 Phone during observation: (917) 992 5890 Observing mode: VLBA 256-8-2 at 2cm, 4cm, and 6cm Notes: Fringe finder and EVPA cal #1: 3C279 Pol. EVPA cal #2: J2136+00 Pol. EVPA cal #3: J1310+3220 Pol. D-term cal: OQ208 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 07 23 26 3C279 16 24 32 22.3 237.9 3.5 38.6 0 1 1 0 07 23 26 07 27 25 --- 16 28 32 21.7 238.7 3.5 39.0 239 F 1 8 07 23 44 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 07 27 25 3C279 16 28 32 21.7 238.7 3.5 39.0 -4 1 1 8 07 27 25 07 31 25 --- 16 32 32 21.0 239.6 3.6 39.4 235 F 1 15 07 27 58 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 07 32 25 J1310+32 16 33 32 49.1 272.3 3.4 59.9 -2 1 1 15 07 32 25 07 34 24 --- 16 35 32 48.8 272.6 3.4 59.9 117 F 1 19 07 32 43 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 07 34 24 J1310+32 16 35 32 48.8 272.6 3.4 59.9 -4 1 1 19 07 34 24 07 36 24 --- 16 37 32 48.4 273.0 3.4 59.9 116 F 1 23 07 34 57 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 07 36 24 OQ208 16 37 32 56.6 256.7 2.5 54.1 -22 1 1 23 07 36 24 07 39 24 --- 16 40 32 56.0 257.4 2.6 54.3 157 F 1 29 07 36 57 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 07 39 24 OQ208 16 40 32 56.0 257.4 2.6 54.3 -4 1 1 29 07 39 24 07 41 23 --- 16 42 32 55.7 257.9 2.6 54.5 116 F 1 33 07 39 57 07 41 23 J1826+18 16 42 32 57.2 129.9 -1.7 -36.3 -91 1 1 33 07 41 23 07 51 22 --- 16 52 32 58.5 133.5 -1.6 -34.0 507 F 1 52 07 41 23 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 07 51 22 J1826+18 16 52 32 58.5 133.5 -1.6 -34.0 -4 1 1 52 07 51 22 08 01 20 --- 17 02 32 59.8 137.4 -1.4 -31.5 594 F 1 71 07 51 55 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 08 01 20 J1826+18 17 02 32 59.8 137.4 -1.4 -31.5 -4 1 1 71 08 01 20 08 11 18 --- 17 12 32 61.0 141.6 -1.2 -28.7 594 F 1 91 08 01 53 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 08 11 18 J1826+18 17 12 32 61.0 141.6 -1.2 -28.7 -4 1 1 91 08 11 18 08 21 17 --- 17 22 32 62.1 146.0 -1.1 -25.6 594 F 1 110 08 11 51 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 08 21 17 J1826+18 17 22 32 62.1 146.0 -1.1 -25.6 -4 1 1 110 08 21 17 08 31 15 --- 17 32 32 63.1 150.7 -0.9 -22.2 594 F 1 129 08 21 50 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 08 31 15 J1826+18 17 32 32 63.1 150.7 -0.9 -22.2 -4 1 1 129 08 31 15 08 41 13 --- 17 42 32 63.9 155.7 -0.7 -18.5 594 F 1 149 08 31 48 08 43 13 OQ208 17 44 32 44.4 269.9 3.6 56.4 38 1 1 149 08 43 13 08 46 13 --- 17 47 32 43.9 270.4 3.7 56.4 180 F 1 154 08 43 31 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 08 46 13 OQ208 17 47 32 43.9 270.4 3.7 56.4 -4 1 1 154 08 46 13 08 49 12 --- 17 50 32 43.3 270.9 3.7 56.3 176 F 1 160 08 46 46 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 08 51 12 3C279 17 52 32 7.6 254.7 4.9 45.2 42 1 1 160 08 51 12 08 53 11 --- 17 54 32 7.2 255.1 5.0 45.3 120 F 1 164 08 51 30 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 08 53 11 3C279 17 54 32 7.2 255.1 5.0 45.3 -4 1 1 164 08 53 11 08 58 11 --- 17 59 32 6.3 256.0 5.1 45.6 295 F 1 174 08 53 44 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 08 59 30 J1310+32 18 00 52 33.4 285.2 4.8 56.7 20 1 1 174 08 59 30 09 01 30 --- 18 02 52 33.0 285.4 4.9 56.6 120 F 1 178 08 59 48 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 09 01 30 J1310+32 18 02 52 33.0 285.4 4.9 56.6 -4 1 1 178 09 01 30 09 03 30 --- 18 04 52 32.7 285.7 4.9 56.5 116 F 1 181 09 02 03 09 03 30 J1826+18 18 04 52 65.2 167.7 -0.4 -9.5 -85 1 1 181 09 03 30 09 13 28 --- 18 14 52 65.5 173.3 -0.2 -5.2 514 F 1 201 09 03 30 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 09 13 28 J1826+18 18 14 52 65.5 173.3 -0.2 -5.2 -4 1 1 201 09 13 28 09 23 26 --- 18 24 52 65.6 179.0 0.0 -0.8 594 F 1 220 09 14 01 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 09 23 26 J1826+18 18 24 52 65.6 179.0 0.0 -0.8 -4 1 1 220 09 23 26 09 33 25 --- 18 34 52 65.5 184.7 0.1 3.7 594 F 1 239 09 23 59 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 09 33 25 J1826+18 18 34 52 65.5 184.7 0.1 3.7 -4 1 1 239 09 33 25 09 43 23 --- 18 44 52 65.3 190.4 0.3 8.0 594 F 1 259 09 33 58 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 09 43 23 J1826+18 18 44 52 65.3 190.4 0.3 8.0 -4 1 1 259 09 43 23 09 53 22 --- 18 54 52 64.9 196.0 0.5 12.3 594 F 1 278 09 43 56 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 09 53 22 J1826+18 18 54 52 64.9 196.0 0.5 12.3 -4 1 1 278 09 53 22 10 03 20 --- 19 04 52 64.3 201.3 0.6 16.3 594 F 1 297 09 53 55 10 05 20 OQ208 19 06 52 29.5 282.8 5.0 54.3 44 1 1 297 10 05 20 10 08 19 --- 19 09 52 28.9 283.2 5.0 54.1 180 F 1 303 10 05 38 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 10 08 19 OQ208 19 09 52 28.9 283.2 5.0 54.1 -4 1 1 303 10 08 19 10 11 19 --- 19 12 52 28.4 283.6 5.1 54.0 176 F 1 309 10 08 52 10 11 19 J1826+18 19 12 52 63.7 205.4 0.8 19.4 -77 1 1 309 10 11 19 10 21 17 --- 19 22 52 62.9 210.3 0.9 23.0 522 F 1 328 10 11 19 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 10 21 17 J1826+18 19 22 52 62.9 210.3 0.9 23.0 -4 1 1 328 10 21 17 10 31 15 --- 19 32 52 61.9 215.0 1.1 26.3 594 F 1 347 10 21 50 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 10 31 15 J1826+18 19 32 52 61.9 215.0 1.1 26.3 -4 1 1 347 10 31 15 10 41 14 --- 19 42 52 60.8 219.4 1.3 29.3 594 F 1 367 10 31 48 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 10 41 14 J1826+18 19 42 52 60.8 219.4 1.3 29.3 -4 1 1 367 10 41 14 10 51 12 --- 19 52 52 59.5 223.5 1.4 32.1 594 F 1 386 10 41 47 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 10 51 12 J1826+18 19 52 52 59.5 223.5 1.4 32.1 -4 1 1 386 10 51 12 11 01 10 --- 20 02 52 58.2 227.3 1.6 34.6 594 F 1 405 10 51 45 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 11 01 10 J1826+18 20 02 52 58.2 227.3 1.6 34.6 -4 1 1 405 11 01 10 11 11 09 --- 20 12 52 56.9 230.9 1.8 36.8 594 F 1 425 11 01 43 11 12 09 J1310+32 20 13 52 11.3 304.0 7.1 45.9 -37 1 1 425 11 12 09 11 14 08 --- 20 15 52 11.0 304.3 7.1 45.7 82 F 1 428 11 12 27 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 11 14 08 J1310+32 20 15 52 11.0 304.3 7.1 45.7 -4 1 1 428 11 14 08 11 16 08 --- 20 17 52 10.7 304.6 7.1 45.5 116 F 1 432 11 14 41 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 11 18 08 OQ208 20 19 52 16.8 293.5 6.2 49.8 101 1 1 432 11 18 08 11 20 07 --- 20 21 52 16.5 293.8 6.2 49.6 120 F 1 436 11 18 26 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 11 20 07 OQ208 20 21 52 16.5 293.8 6.2 49.6 -4 1 1 436 11 20 07 11 22 07 --- 20 23 52 16.1 294.1 6.3 49.5 116 F 1 440 11 20 40 11 22 07 J1826+18 20 23 52 55.3 234.6 2.0 39.0 -84 1 1 440 11 22 07 11 32 05 --- 20 33 52 53.7 237.7 2.1 40.7 514 F 1 459 11 22 07 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 11 32 05 J1826+18 20 33 52 53.7 237.7 2.1 40.7 -4 1 1 459 11 32 05 11 42 04 --- 20 43 52 52.2 240.6 2.3 42.3 594 F 1 479 11 32 38 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 11 42 04 J1826+18 20 43 52 52.2 240.6 2.3 42.3 -4 1 1 479 11 42 04 11 52 02 --- 20 53 52 50.5 243.4 2.5 43.7 594 F 1 498 11 42 37 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 11 52 02 J1826+18 20 53 52 50.5 243.4 2.5 43.7 -4 1 1 498 11 52 02 12 02 00 --- 21 03 52 48.9 246.0 2.6 44.9 594 F 1 517 11 52 35 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 12 02 00 J1826+18 21 03 52 48.9 246.0 2.6 44.9 -4 1 1 517 12 02 00 12 11 59 --- 21 13 52 47.2 248.5 2.8 45.9 594 F 1 537 12 02 33 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 12 11 59 J1826+18 21 13 52 47.2 248.5 2.8 45.9 -4 1 1 537 12 11 59 12 21 57 --- 21 23 52 45.5 250.9 3.0 46.9 594 F 1 556 12 12 32 12 22 57 J2136+00 21 24 52 47.7 175.5 -0.2 -3.3 4 1 1 556 12 22 57 12 24 57 --- 21 26 52 47.7 176.2 -0.2 -2.7 120 F 1 560 12 23 15 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 12 24 57 J2136+00 21 26 52 47.7 176.2 -0.2 -2.7 -4 1 1 560 12 24 57 12 26 56 --- 21 28 52 47.8 177.0 -0.1 -2.2 116 F 1 564 12 25 30 12 26 56 J1826+18 21 28 52 44.6 252.0 3.0 47.3 -56 1 1 564 12 26 56 12 36 55 --- 21 38 52 42.9 254.3 3.2 48.0 542 F 1 583 12 26 56 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 12 36 55 J1826+18 21 38 52 42.9 254.3 3.2 48.0 -4 1 1 583 12 36 55 12 46 53 --- 21 48 52 41.1 256.4 3.4 48.6 594 F 1 602 12 37 28 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 12 46 53 J1826+18 21 48 52 41.1 256.4 3.4 48.6 -4 1 1 602 12 46 53 12 56 51 --- 21 58 52 39.3 258.4 3.5 49.2 594 F 1 621 12 47 26 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 12 56 51 J1826+18 21 58 52 39.3 258.4 3.5 49.2 -4 1 1 621 12 56 51 13 06 50 --- 22 08 52 37.5 260.4 3.7 49.6 594 F 1 641 12 57 24 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 13 06 50 J1826+18 22 08 52 37.5 260.4 3.7 49.6 -4 1 1 641 13 06 50 13 16 48 --- 22 18 52 35.7 262.3 3.9 49.9 594 F 1 660 13 07 23 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 13 16 48 J1826+18 22 18 52 35.7 262.3 3.9 49.9 -4 1 1 660 13 16 48 13 26 46 --- 22 28 52 33.9 264.1 4.0 50.2 594 F 1 679 13 17 21 13 27 46 J2136+00 22 29 52 46.2 199.3 0.9 14.0 11 1 1 679 13 27 46 13 29 46 --- 22 31 52 46.0 200.0 0.9 14.5 120 F 1 683 13 28 04 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 13 29 46 J2136+00 22 31 52 46.0 200.0 0.9 14.5 -4 1 1 683 13 29 46 13 31 46 --- 22 33 52 45.9 200.7 0.9 15.0 116 F 1 687 13 30 19 13 31 46 J1826+18 22 33 52 33.0 265.1 4.1 50.3 -49 1 1 687 13 31 46 13 41 44 --- 22 43 52 31.1 266.8 4.3 50.4 549 F 1 706 13 31 46 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 13 41 44 J1826+18 22 43 52 31.1 266.8 4.3 50.4 -4 1 1 706 13 41 44 13 51 42 --- 22 53 52 29.3 268.6 4.5 50.5 594 F 1 726 13 42 17 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 13 51 42 J1826+18 22 53 52 29.3 268.6 4.5 50.5 -4 1 1 726 13 51 42 14 01 41 --- 23 03 52 27.5 270.3 4.6 50.5 594 F 1 745 13 52 15 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 14 01 41 J1826+18 23 03 52 27.5 270.3 4.6 50.5 -4 1 1 745 14 01 41 14 11 39 --- 23 13 52 25.7 272.0 4.8 50.5 594 F 1 764 14 02 14 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 14 11 39 J1826+18 23 13 52 25.7 272.0 4.8 50.5 -4 1 1 764 14 11 39 14 21 37 --- 23 23 52 23.8 273.6 5.0 50.4 594 F 1 784 14 12 12 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 14 21 37 J1826+18 23 23 52 23.8 273.6 5.0 50.4 -4 1 1 784 14 21 37 14 31 36 --- 23 33 52 22.0 275.3 5.1 50.3 594 F 1 803 14 22 10 14 32 36 J2136+00 23 34 52 40.2 220.1 2.0 28.2 17 1 1 803 14 32 36 14 34 35 --- 23 36 52 40.0 220.7 2.0 28.5 120 F 1 807 14 32 54 Schedule for VLBA_HN (Code Hn ) 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 14 34 35 J2136+00 23 36 52 40.0 220.7 2.0 28.5 -4 1 1 807 14 34 35 14 36 35 --- 23 38 52 39.8 221.3 2.0 28.9 116 F 1 811 14 35 08 14 36 35 J1826+18 23 38 52 21.1 276.1 5.2 50.2 -43 1 1 811 14 36 35 14 42 34 --- 23 44 52 20.0 277.1 5.3 50.0 316 F 1 822 14 36 35 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 14 42 34 J1826+18 23 44 52 20.0 277.1 5.3 50.0 -4 1 1 822 14 42 34 14 48 33 --- 23 50 52 18.9 278.0 5.4 49.9 355 F 1 834 14 43 07 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 14 48 33 J1826+18 23 50 52 18.9 278.0 5.4 49.9 -4 1 1 834 14 48 33 14 54 32 --- 23 56 52 17.8 279.0 5.5 49.7 355 F 1 845 14 49 06 Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 14 54 32 J1826+18 23 56 52 17.8 279.0 5.5 49.7 -4 1 1 845 14 54 32 15 00 31 --- 00 02 52 16.7 280.0 5.6 49.5 355 F 1 857 14 55 05 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 15 00 31 J1826+18 00 02 52 16.7 280.0 5.6 49.5 -4 1 1 857 15 00 31 15 06 30 --- 00 08 52 15.7 280.9 5.7 49.3 355 F 1 869 15 01 04 Schedule for VLBA_HN (Code Hn ) Page 13 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. 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) SYNC ---------------------------------------------------------------------------------------- --- Wed 19 Apr 2006 Day 109 --- Next scan frequencies: 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 Next BBC frequencies: 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 15 06 30 J1826+18 00 08 52 15.7 280.9 5.7 49.3 -4 1 1 869 15 06 30 15 12 29 --- 00 14 52 14.6 281.9 5.8 49.1 355 F 1 880 15 07 03 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: 2 Station: VLBA_HN Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Speedup factor: 1.00 Disk used to record data. 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: 2 Setup file default. Used pcal sets: 1 LO sum= 4604.49 4604.49 4612.49 4612.49 4989.49 4989.49 4997.49 4997.49 BBC fr= 504.49 504.49 512.49 512.49 889.49 889.49 897.49 897.49 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_off Setup file: rm4cmv.set Matches group v4cm_3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 12 Station: VLBA_HN Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Speedup factor: 1.00 Disk used to record data. 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: 12 Setup file default. Used pcal sets: 2 LO sum= 8110.99 8110.99 8118.99 8118.99 8416.99 8416.99 8424.99 8424.99 BBC fr= 510.99 510.99 518.99 518.99 816.99 816.99 824.99 824.99 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 10 6010 6010 6010 6010 PCALFR2= 10 10 10 10 6010 6010 6010 6010 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_off 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) Error (B1950) (J2000) (Date) (mas) * J1826+18 18 24 06.162292 * 18 26 17.711800 18 26 34.684793 0.00 18 30 02.91416 * 18 31 52.91500 18 31 45.79064 0.00 From catalog imbedded in main SCHED input file. 6.582 scan hours, 276.387 baseline hours above horizon. J2136+0041 21 34 05.207392 * 21 36 38.586327 21 36 57.245205 0.30 2134+00 00 28 25.08018 * 00 41 54.21301 00 43 23.15239 0.21 2134+004 From catalog imbedded in main SCHED input file. * J2136+00 0.199 scan hours, 8.089 baseline hours above horizon. J1407+2827 14 04 45.615151 * 14 07 00.394410 14 07 18.984214 0.00 1404+286 28 41 29.23495 * 28 27 14.68998 28 25 16.63983 0.00 J1407+28 From catalog imbedded in main SCHED input file. * OQ208 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.349 scan hours, 14.235 baseline hours above horizon. J1256-0547 12 53 35.831293 * 12 56 11.166560 12 56 31.785557 0.00 1253-055 -05 31 07.99572 *-05 47 21.52458 -05 49 33.10318 0.00 * 3C279 From catalog imbedded in main SCHED input file. J1256-05 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.249 scan hours, 10.082 baseline hours above horizon. J1310+3220 13 08 07.560126 * 13 10 28.663845 13 10 48.145566 0.00 1308+326 32 36 40.23888 * 32 20 43.78295 32 18 37.61476 0.00 * J1310+32 From catalog imbedded in main SCHED input file. ICRF - Ext.1 Source - 1998 IERS Annual Report 0.199 scan hours, 7.627 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) J1826+18 105.4 J2136+00 63.4 OQ208 140.1 3C279 166.0 J1310+32 135.5 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