COVER INFORMATION Station: VLBA_PT (Code Pt ) Experiment: Comet Hyakutake Occultation Exp. Code: bb066 Schedule Version: 2.00 Processed by SCHED version: 96Apr13 PI: Butler Address: Cover information incomplete or missing. Phone: EMAIL: bbutler@nrao.edu (internet) Fax: Telex: Phone during observation: Observing mode: Correlator: Notes: Schedule for VLBA_PT (Code Pt ) Page 2 Comet Hyakutake Occultation 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. ------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes Stop UT LST EL AZ HA UP ParA Dwell (see above) ------------------------------------------------------------------------------- --- Thu 25 Apr 1996 Day 116 --- Next scan frequencies: 1611.81 1611.81 1664.97 1664.97 1666.93 1666.93 1720.09 1720.09 Next BBC frequencies: 788.19 788.19 735.03 735.03 733.07 733.07 679.91 679.91 Next scan bandwidths: 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 16 04 00 3C84 23 07 19 40.8 61.9 -4.2 -76.7 0 1 1 0 16 08 00 23 11 19 41.6 62.2 -4.1 -77.2 240 F 1 1333 16 08 00 J0237+2848 23 11 19 46.2 82.5 -3.4 -69.1 -23 1 1 1333 16 30 00 = 23 33 23 50.7 85.0 -3.1 -69.9 1296 F 1 8666 16 34 00 3C84 23 37 24 46.3 63.5 -3.7 -80.6 215 1 1 8666 16 38 00 23 41 24 47.1 63.6 -3.6 -81.2 240 F 1 10000 16 38 00 J0237+2848 23 41 24 52.3 86.0 -2.9 -70.1 -24 1 1 10000 17 00 00 = 00 03 28 56.9 88.8 -2.6 -70.4 1295 F 1 17333 17 04 00 3C84 00 07 28 51.9 64.5 -3.2 -84.8 213 1 2 17333 17 08 00 00 11 29 52.7 64.7 -3.1 -85.4 240 R 1 16000 17 08 00 J0237+2848 00 11 29 58.5 89.9 -2.4 -70.5 -26 1 2 16000 17 30 00 = 00 33 33 63.1 93.2 -2.1 -70.2 1293 R 1 8666 17 34 00 3C84 00 37 33 57.6 65.0 -2.7 -89.4 211 1 2 8666 17 38 00 00 41 34 58.3 65.1 -2.6 -90.0 240 R 1 7333 17 38 00 J0237+2848 00 41 34 64.8 94.6 -1.9 -70.0 -29 1 2 7333 18 00 00 = 01 03 38 69.3 99.0 -1.6 -68.6 1290 R 1 0 18 04 00 3C84 01 07 38 63.2 64.6 -2.2 -94.7 207 1 1 0 18 08 00 01 11 39 63.9 64.5 -2.1 -95.5 240 F 2 1333 18 08 00 J0237+2848 01 11 39 70.9 100.9 -1.4 -67.8 -34 1 1 1333 18 30 00 = 01 33 43 75.3 107.7 -1.1 -63.9 1285 F 2 8666 18 34 00 3C84 01 37 43 68.8 62.7 -1.7 -101.5 199 1 1 8666 18 38 00 01 41 44 69.5 62.3 -1.6 -102.6 240 F 2 10000 18 38 00 J0237+2848 01 41 44 76.9 111.1 -0.9 -61.6 -42 1 1 10000 19 00 00 = 02 03 48 80.9 125.1 -0.6 -50.4 1277 F 2 17333 Schedule for VLBA_PT (Code Pt ) Page 3 Comet Hyakutake Occultation 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. ------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes Stop UT LST EL AZ HA UP ParA Dwell (see above) ------------------------------------------------------------------------------- --- Thu 25 Apr 1996 Day 116 --- 19 04 00 3C84 02 07 48 74.2 57.7 -1.2 -111.2 185 1 2 17333 19 08 00 02 11 49 74.9 56.7 -1.1 -112.9 240 R 2 16000 19 08 00 J0237+2848 02 11 49 82.2 133.3 -0.4 -43.3 -61 1 2 16000 19 30 00 = 02 33 52 84.4 171.5 -0.1 -8.0 1258 R 2 8666 19 34 00 3C84 02 37 53 79.1 45.7 -0.7 -127.9 146 1 2 8666 19 38 00 02 41 54 79.7 43.1 -0.6 -131.1 240 R 2 7333 19 38 00 J0237+2848 02 41 54 84.4 189.6 0.1 9.1 -107 1 2 7333 20 00 00 = 03 03 57 82.1 227.2 0.4 43.8 1212 R 2 0 20 04 00 3C84 03 07 58 82.5 376.7 -0.2 -161.5 130 1 3 0 20 08 00 03 11 59 82.7 371.1 -0.1 -167.7 240 F 1 1333 20 08 00 J0237+2848 03 11 59 80.8 235.3 0.6 50.8 -100 1 3 1333 20 30 00 = 03 34 02 76.8 249.2 0.9 61.8 1219 F 1 8666 20 34 00 3C84 03 38 03 81.9 334.5 0.3 151.6 173 1 3 8666 20 38 00 03 42 04 81.5 330.0 0.4 146.5 240 F 1 10000 20 38 00 J0237+2848 03 42 04 75.2 252.5 1.1 64.0 -61 1 3 10000 21 00 00 = 04 04 07 70.8 259.2 1.4 67.8 1258 F 1 17333 21 04 00 3C84 04 08 08 78.0 310.5 0.8 123.0 195 1 4 17333 21 08 00 04 12 09 77.4 308.7 0.9 120.5 240 R 1 16000 21 08 00 J0237+2848 04 12 09 69.2 261.1 1.6 68.6 -41 1 4 16000 21 30 00 = 04 34 12 64.7 265.5 1.9 70.0 1278 R 1 8666 21 34 00 3C84 04 38 13 72.9 300.7 1.3 108.6 206 1 4 8666 21 38 00 04 42 13 72.2 300.0 1.4 107.2 240 R 1 7333 21 38 00 J0237+2848 04 42 13 63.0 266.9 2.1 70.2 -32 1 4 7333 22 00 00 = 05 04 17 58.4 270.2 2.4 70.5 1287 R 1 0 22 04 00 3C84 05 08 18 67.5 296.7 1.8 99.7 211 1 3 0 22 08 00 05 12 18 66.7 296.4 1.9 98.8 240 F 2 1333 22 08 00 J0237+2848 05 12 18 56.8 271.3 2.6 70.4 -29 1 3 1333 22 30 00 = 05 34 22 52.2 274.1 2.9 70.1 1290 F 2 8666 22 34 00 3C84 05 38 23 61.9 295.2 2.3 93.4 210 1 3 8666 22 38 00 05 42 23 61.1 295.1 2.4 92.7 240 F 2 10000 Schedule for VLBA_PT (Code Pt ) Page 4 Comet Hyakutake Occultation 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. ------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes Stop UT LST EL AZ HA UP ParA Dwell (see above) ------------------------------------------------------------------------------- --- Thu 25 Apr 1996 Day 116 --- 22 38 00 J0237+2848 05 42 23 50.6 275.0 3.1 69.9 -31 1 3 10000 23 00 00 = 06 04 27 46.1 277.6 3.4 69.1 1288 F 2 17333 23 04 00 3C84 06 08 28 56.3 295.0 2.8 88.3 209 1 4 17333 23 08 00 06 12 28 55.5 295.1 2.9 87.6 240 R 2 16000 23 08 00 J0237+2848 06 12 28 44.4 278.5 3.6 68.8 -32 1 4 16000 23 30 00 = 06 34 32 39.9 280.9 3.9 67.7 1287 R 2 8666 23 34 00 3C84 06 38 33 50.6 295.7 3.3 83.8 208 1 4 8666 23 38 00 06 42 33 49.9 295.8 3.4 83.2 240 R 2 7333 23 38 00 J0237+2848 06 42 33 38.3 281.8 4.1 67.3 -33 1 4 7333 23 59 59 = 07 04 37 33.9 284.1 4.4 66.1 1285 R 2 0 --- Fri 26 Apr 1996 Day 117 --- 00 04 00 3C84 07 08 37 45.1 296.9 3.8 79.7 207 1 5 0 00 08 00 07 12 38 44.3 297.1 3.9 79.2 240 F 1 1333 00 08 00 J0237+2848 07 12 38 32.3 285.0 4.6 65.6 -34 1 5 1333 00 30 00 = 07 34 42 27.9 287.4 5.0 64.1 1285 F 1 8666 00 34 00 3C84 07 38 42 39.6 298.5 4.3 75.8 206 1 5 8666 00 38 00 07 42 43 38.8 298.7 4.4 75.3 240 F 1 10000 00 38 00 J0237+2848 07 42 43 26.3 288.2 5.1 63.5 -35 1 5 10000 01 00 00 = 08 04 47 22.0 290.7 5.5 61.9 1284 F 1 17333 01 04 00 3C84 08 08 47 34.2 300.4 4.8 72.0 205 1 6 17333 01 08 00 08 12 48 33.4 300.7 4.9 71.5 240 R 1 16000 01 08 00 J0237+2848 08 12 48 20.5 291.6 5.6 61.2 -35 1 6 16000 01 30 00 = 08 34 52 16.3 294.1 6.0 59.4 1284 R 1 8666 01 34 00 3C84 08 38 52 28.9 302.7 5.3 68.2 204 1 6 8666 01 38 00 08 42 53 28.2 303.0 5.4 67.7 240 R 1 7333 01 38 00 J0237+2848 08 42 53 14.8 295.0 6.1 58.7 -36 1 6 7333 02 00 00 = 09 04 57 10.7 297.7 6.5 56.6 1283 R 1 0 02 04 00 3C84 09 08 57 23.7 305.2 5.8 64.3 203 1 5 0 02 08 00 09 12 58 23.0 305.6 5.9 63.8 240 F 2 1333 Schedule for VLBA_PT (Code Pt ) Page 5 Comet Hyakutake Occultation 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. ------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes Stop UT LST EL AZ HA UP ParA Dwell (see above) ------------------------------------------------------------------------------- --- Fri 26 Apr 1996 Day 117 --- 02 08 00 J0237+2848 09 12 58 9.2 298.7 6.6 55.8 -37 1 5 1333 02 30 00 = 09 35 01 5.3 301.5 7.0 53.5 1282 F 2 8666 02 34 00 3C84 09 39 02 18.7 308.0 6.3 60.3 203 1 5 8666 02 38 00 09 43 03 18.1 308.4 6.4 59.8 240 F 2 10000 02 38 00 J0237+2848 09 43 03 3.9 302.6 7.1 52.6 -38 1 5 10000 03 00 00 = 10 05 06 0.1 305.6 7.5 D 50.1 1281 F 2 17333 03 04 00 3C84 10 09 07 13.9 311.1 6.8 56.2 206 1 6 17333 03 08 00 10 13 08 13.3 311.5 6.9 55.7 240 R 2 16000 03 08 00 J0237+2848 10 13 08 -1.2 306.7 7.6 D 49.1 -32 1 6 16000 03 30 00 = 10 35 11 -4.8 310.0 8.0 D 46.2 1287 R 2 8666 03 34 00 4C39.25 10 39 12 74.8 293.4 1.2 102.6 84 1 6 8666 04 00 00 11 05 16 69.8 290.8 1.6 95.9 1560 R 2 0 SOURCE LIST -- Comet Hyakutake Occultation Catalog positions marked with *. Position of date is for stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Source Source position (RA/Dec) (B1950) (J2000) (Date) * J0237+2848 02 34 55.58928 * 02 37 52.40567 02 37 38.42192 28 35 11.4251 * 28 48 08.9905 28 47 02.1890 * 3C84 03 16 29.56746 * 03 19 48.16010 03 19 32.47296 41 19 51.9329 * 41 30 42.1060 41 29 46.7275 * 4C39.25 09 23 55.31912 * 09 27 03.01392 09 26 49.55049 39 15 23.5494 * 39 02 20.8525 39 03 18.7532