VERY LONG BASELINE ARRAY OBSERVING LOG
--------------------------------------
Project:        BB200G
Observer:       Brunthaler,A.
Project type:   VLBA
Obs filename:   bb200gcrd.*
Date/Day:       2006APR13/103
Ants Scheduled: SC HN NL FD LA PT KP OV BR MK

=UT-Time===Comment===============================================MF#===%AD==AMD=
           Operator is Brian Willard.                                           
           GPS Delta, UT1-UTC, Vclock values nominal.                           
           WEA: rain SC.                                                        
           SC writing on NRAO-032, Bank B.                                      
           HN writing on NRAO-038, Bank A.                                      
           NL writing on NRAO-155, Bank B.                                      
           LA writing on VIPSK-13, Bank B.                                      
           PT writing on NRAO-093, Bank A.                                      
           KP writing on VIPSU-03, Bank A.                                      
           OV writing on NRAO-037, Bank A.                                      
           BR writing on NRAO-138, Bank B.                                      
           Mk writing on NRAO-053, Bank B.                                      
     1316  Begin observation.                                                   
1316-0114 *FD: not observing due to wrap problems.               18011  100  718
     1316  Begin, all except FD on source.                                      
     1345  Operator is Anthony Sowinski.                                        
     1355 *Raining at SC.                                                       
     1400  BR reports high broken clouds, dry.                                  
1438-1532 *LA Communication problems. At some point VME froze                   
           and antenna stowed, back on source at 15:32.                         
           Amount of downtime unknown.                                          
1539-1634 *PT Removed for PT-Link project.                       SCH    100   55
     1614  LA is now recording on  NRAO-142 in bank A.                          
     1653  KP is now recording on NRAO-136 in bank B.                           
     2001  SC is now recording on NRAO-125 in bank A.                           
     2016 *SC WEA: Rain.                                                        
     2055  PT is now recording on VIPSU-05 in bank B.                           
     2149  Operator is Sonja Mendoza.                                           
2221-2241 %LA Had to shutdown dial backup service to site                       
           to debug networking problem to the site. May lose                    
           comm completely; won't be able to monitor antenna                    
           status.                                                              
     2241  LA Network communications has been restored to the                   
           site.                                                                
     2347  NL,PT,KP,BR WEA: Mostly overcast skies, dry.                         
     2347  LA WEA: Partly cloudy skies, dry. Gusty winds.                       
     2347  MK WEA: High thin cloud layer, dry. Gusty winds.                     
     2347  HN WEA: Clear skies, dry.                                            
     0000  Date is 2006APR14/104.                                               
     0046 *NL WEA: Site tech has called to warn about severe                    
           supercell thunderstorms approaching the NL antenna                   
           site. High winds, lightning, hail and heavy rains                    
           in the vicinity.                                                     
     0046 *NL WEA: Precipitation starting.                                      
     0108 *NL WEA: Software thinks dew point outside of                         
           proper range; however the dew point readings are                     
           most likely accurate.                                                
     0112 %OV WEA: wind gusts > 35 mph.                                         
     0114  End.                                                                 


Downtime Summary:
	Total downtime : 773 min
	Percentage downtime of observing: 10.8%
	Average downtime per hour : 6.5 min

    Total scheduled observing time (# Antennas): 7180 min (10)

Notes:
    * = Entries where data was affected.
    % = Entries where data may have been affected.
    & = Entries where the site tech was called out.
  WEA = Weather entries.
  MF# = Maintenance form or major downtime category associated with a problem.
  %AD = The percentage of an antenna affected by a problem.
  AMD = Total antenna-minutes downtime for a problem.
 Tsys = System Temperature (TP/SP x Tcal/2)
  ACU = Antenna Control Unit
  FRM = Focus/Rotation Mount
  RFI = Radio Frequency Interference
  VME = Site control computer
   CB = Circuit Breaker
 vclock = Program that compares site clock time to a standard.