************************************************************************									
									
Filename:       2006-04-22_0729_BD114A									
Program:        BD114A               Subarray(s):          2 									
Observer(s):    Dougherty            Operator(s):          Sam Gilmore									
Date:           04/22/2006           Configuration:        A									
User #:         600                  Decommissioned:        26 									
Source File(s): 566BD14              VLBI Ref. Ant:        10 									
Observing Mode: Single Dish          VLBI Antenna Pad:     AE1									
"Email Address:  vlbiobs@nrao.edu, sean.dougherty@nrc.ca, 
mclausse@nrao.edu"									
									
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							
22Apr 07:29:04     -6.7     14.6   SW at 3.4 m/s     788.8         6.2							
22Apr 9:00:00      -9.5     10.8   NE at 1.0 m/s     788.1         2.6							
22Apr 10:00:36     -11.4    9.5    W at 1.0 m/s      788.5         4.5							
22Apr 12:59:24     -15.8    3.7    W at 1.3 m/s      788.6         5.9							
22Apr 15:09:13     -6.7     13.9   E at 1.3 m/s      788.8         3.7							
22Apr 15:59:12     -2.4     18.5   NW at 1.4 m/s     788.6         5.2							
22Apr 18:09:58     1.1      23.2   W at 6.0 m/s      787.7         10.3							
							
							
      Operator comments for the above weather entries							

22Apr 07:29:04     Sky cover 50%.   Stratiform clouds.
22Apr 9:00:00      Sky cover 30%.   Stratiform clouds.
22Apr 10:00:36     Sky cover 30%.   Stratiform clouds.
22Apr 12:59:24     Sky cover 20%.   Stratiform clouds.
22Apr 15:09:13     Sky cover 70%.   Mixed clouds.
22Apr 15:59:12     Sky cover 80%.   Mixed clouds.
22Apr 18:09:58     Sky cover 80%.   Mixed clouds.


** Visibility Tape Information **

Tape #                                         Time of Final Record:
DM0094


** Monitor Tape Information **

Tape #                 File #                  Time of Final Record:
N21470                 5



           Total # of antennas used =  1


** Operator Comments **

START TIME            END TIME               FORM #     #ANTS    DOWNTIME
                                                                (in minutes)


22Apr 7:29:04
Starting program BD114A.

22Apr 7:29:04
The band(s) used is(are): C X

22Apr 7:30:30
On source J1507-16 with all available antennas.

22Apr 7:37:00
Inspected the VLB instrumentation.  No problems found.

22Apr 7:55:00
VLBA operator called - File stopped. VLBA operator re-booting.

22Apr 7:57:00
File seems to be back on track.

22Apr 8:30:00
Inspected the VLB instrumentation.  No problems found.

22Apr 10:06:00
Inspected the VLB instrumentation.  No problems found.

22Apr 11:00:00
Inspected the VLB instrumentation.  No problems found.

22Apr 12:09:00
Inspected the VLB instrumentation.  No problems found.

22Apr 13:05:00
Inspected the VLB instrumentation.  No problems found.

22Apr 14:24:00
Inspected the VLB instrumentation.  No problems found.

22Apr 15:12:00
Inspected the VLB instrumentation.  No problems found.

22Apr 16:04:00
Inspected the VLB instrumentation.  No problems found.

22Apr 17:04:00
Inspected the VLB instrumentation.  No problems found.

22Apr 18:13:00
Inspected the VLB instrumentation.  No problems found.

22Apr 19:05:00
Inspected the VLB instrumentation.  BBC #3 showing low total power.  Appears to be
something in the VLBA observe script.


End Time              Total Program Time    % Downtime    Total Downtime
                          (in minutes)                      (in minutes)

04/22/06 19:28:00     718.9                 0.0%          0.0