From observe@aoc.nrao.eduMon Apr 25 14:11:05 2005 Date: Sat, 23 Apr 2005 20:34:33 +0000 From: observe To: vlbiobs@nrao.edu, nakai@physics.px.tsukuba.ac.jp Subject: 2005-04-23_1055_BN032.txt ************************************************************************ Filename: 2005-04-23_1055_BN032 Program: BN032 Subarray(s): 1 Observer(s): Nakai, N Operator(s): Tom Briscoe Date: 04/23/05 Configuration: B User #: 600 Decommissioned: 16 Source File(s): 201BN032 VLBI Ref. Ant: 10 Observing Mode: Phased Array VLBI Antenna Pad: BE2 Email Address: vlbiobs@nrao.edu, nakai@physics.px.tsukuba.ac.jp API (Atmospheric Phase Interferometer) information can be found at: http://www.vla.nrao.edu/astro/guides/api/ Adobe PDF version of this log is located at: http://www.vla.nrao.edu/operators/logs/ Visibility data is updated each day at IAT/UT midnight and is available from the online archive at: http://e2e.nrao.edu/archive/ ** Weather Information ** Time (IAT) Dew Pt Temp Wind Bar. Press API 04/23/05 10:55 -4.8 7.8 SE at 1 m/s 791.9 5.2 04/23/05 12:03 -4.9 6.5 W at 1 m/s 792 4.2 04/23/05 12:57 -5.6 6 NE at 1.3 m/s 792.3 5.2 04/23/05 15:08 -3.5 13.4 SW at 3.3 m/s 792.6 47.9 04/23/05 16:10 -4.6 15.6 2.7 m/s, WSW 792.2 6.6 04/23/05 17:33 -3.1 16.4 4.8 m/s, ESE 791.7 14.5 04/23/05 19:30 -3.2 17.9 SW at 5.6 m/s 790.2 6.9 Operator comments for the above weather entries 04/23/05 10:55 Sky cover 30%. Stratiform clouds. 04/23/05 12:03 Sky cover 10%. Stratiform clouds. 04/23/05 12:57 Sky clear. 04/23/05 15:08 Sky cover 30%. Stratiform clouds. 04/23/05 16:10 Sky cover 20%. Stratiform clouds. 04/23/05 17:33 Sky cover 20%. Cumuliform clouds. 04/23/05 19:30 Sky cover 20%. Stratiform clouds. ** Visibility Tape Information ** Tape # Time of Final Record: DM0028 ** Monitor Tape Information ** Tape # File # Time of Final Record: N21412 4 Total # of antennas used = 27 ** Operator Comments ** Start Time End Time Form # #Ants Downtime (in minutes) 23Apr 10:55:16 Starting program BN032. 23Apr 10:57:50 On source 3C454 with all available antennas. The band(s) used is(are) K 04/23/05 10:55:16 04/23/05 20:33:10 C112151 1.00 577.9 Antenna 13 (Data: Lost): EVLA Antenna is being used for EVLA testing. 04/23/05 10:55:16 04/23/05 20:33:10 T100268 1.00 577.9 Antenna 14 (Data: Lost): EVLA Antenna is being used for EVLA testing. 23Apr 12:04:00 Inspected the VLB instrumentation. No problems found. 23Apr 12:57:00 Inspected the VLB instrumentation. No problems found. 23Apr 13:50:00 Your new operator(s) is(are): Steve Steele and David Midgett 23Apr 15:12:00 Inspected the VLB instrumentation. No problems found. 04/23/05 15:48:00 Other Antenna(s) 26 (Data: Corrupted): LO/IF 5MHz LO phase jump/cycle slip occurred. Please check your data. 23Apr 16:42:00 Inspected the VLB instrumentation. No problems found. 23Apr 17:48:00 Inspected the VLB instrumentation. No problems found. 23Apr 19:03:00 Inspected the VLB instrumentation. No problems found. 23Apr 20:10:00 Inspected the VLB instrumentation. No problems found. End Time Total Program Time % Downtime Total Downtime (in minutes) (in minutes) 04/23/05 20:33:10 15603.3 7.4% 1155.8