VERY LONG BASELINE ARRAY OBSERVING LOG
--------------------------------------
Project:        BL128BC
Observer:       Mioduszewski,A.
Project type:   VLBA
Obs filename:   bl128bccrd.*
Date/Day:       2006JAN23/023
Ants Scheduled: SC HN NL FD LA PT KP OV BR MK

=UT-Time===Comment===============================================MF#===%AD==AMD=
           Operator is Brian Willard.                                           
           GPS Delta, Vclock, UT1-UTC values nominal.                           
          %MK: freezing rain.                                                   
           Overcast with snow NL,BR,MK.                                         
           SC writing on NRAO-095, Bank B.                                      
           HN writing on NRAO-144, Bank B.                                      
           NL writing on NRAO-092, Bank A.                                      
           FD writing on NRAO-109, Bank A.                                      
           LA writing on NRAO-125, Bank B.                                      
           PT writing on NRAO-148, Bank B.                                      
           KP writing on NRAO-008, Bank B.                                      
           OV writing on NRAO-081, Bank A.                                      
           BR writing on VIPSU-01, Bank B.                                      
           MK writing on NRAO-056, Bank B.                                      
     0033  Begin, all antennae on source.                                       
0033-0633 %FD: short recording pause after each scan change.     17550   10   36
0033-0633 %KP disc pack NRAO-008 has a possible bad              17552   10   36
           hard drive. On the VLDIS display, the indicator                      
           for hard drive #6 has been either red or flashing                    
           magenta. The disc pack in bank A is full, so we                      
           can't switch over to a new pack. Downtime is                         
           estimated.                                                           
     0148  LA writing Mark 5 bank A pack NRAO-042                               
     0232  New operator: T. Perreault                                           
     0236  BR recording Mark5 bank A pack NRAO-141                              
     0631  NL recording Mark5 bank B pack NRAO-084                              
     0633  End.                                                                 


Downtime Summary:
	Total downtime : 72 min
	Percentage downtime of observing: 2.0%
	Average downtime per hour : 1.2 min

    Total scheduled observing time (# Antennas): 3600 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.