From observe@aoc.nrao.eduMon Feb 14 15:26:44 2005 Date: Sun, 13 Feb 2005 23:06:54 +0000 From: observe To: vlbiobs@nrao.edu, desmurs@oan.es Subject: 2005-02-13_1705_BD103.txt ************************************************************************ Filename: 2005-02-13_1705_BD103 Program: BD103 Subarray(s): 1 Observer(s): Desmurs Operator(s): David Midgett Date: 02/13/05 Configuration: BnA User #: 600 Decommissioned: 16 Source File(s): 132D103 VLBI Ref. Ant: 27 Observing Mode: Phased Array VLBI Antenna Pad: AN7 Email Address: vlbiobs@nrao.edu, desmurs@oan.es 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 02/13/05 17:05 0.5 4.9 NW at 7.8 m/s 788.9 12.7 02/13/05 19:46 0.2 6.8 NW at 8.3 m/s 789 17.8 02/13/05 21:26 -0.9 7.7 NW at 8.6 m/s 788.4 17 02/13/05 22:47 -1.2 8 NW at 5.6 m/s 788.7 12.6 Operator comments for the above weather entries 02/13/05 17:05 Sky cover 70%. Mixed clouds. Gusty winds. 02/13/05 19:46 Sky cover 60%. Mixed clouds. Gusty winds. 02/13/05 21:26 Sky cover 50%. Mixed clouds. Gusty winds. 02/13/05 22:47 Sky cover 10%. Cumuliform clouds. Gusty winds. ** Visibility Tape Information ** Tape # Time of Final Record: DM0016 ** Monitor Tape Information ** Tape # File # Time of Final Record: N21401 7 Total # of antennas used = 27 ** Operator Comments ** Start Time End Time Form # #Ants Downtime (in minutes) 13Feb 17:05:56 Starting program BD103. 13Feb 17:08:50 On source 3C454 with all available antennas. The band(s) used is(are) Q 02/13/05 17:05:56 02/13/05 23:05:08 C112151 1.00 359.2 Antenna 13 (Data: Lost): EVLA Antenna is being used for EVLA testing. 02/13/05 17:05:56 02/13/05 23:05:08 T100268 1.00 359.2 Antenna 14 (Data: Lost): EVLA Antenna is being used for EVLA testing. 02/13/05 17:08:50 02/13/05 23:05:08 C115693 1.00 356.3 Antenna(s) 21 (Data: Lost): OTHER Fringe amplitudes zero. Cause unknown but likely a result of a loss of power that occurred yesterday. 02/13/05 17:08:50 02/13/05 23:05:08 N/A 0.50 178.1 Antenna(s) 28 (Data: Lost): OTHER Fringe amplitudes low. Occasionally no fringes at all. Cause unknown but likely a combination of pointing parameters needing adjustment and high/gusty winds. 13Feb 22:46:00 Your new operator is: Tom Briscoe 13Feb 22:51:00 Inspected the VLB instrumentation. No problems found. End Time Total Program Time % Downtime Total Downtime (in minutes) (in minutes) 02/13/05 23:05:08 9698.4 12.9% 1252.8