VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC120BB Observer: Chatterjee, S. Project type: VLBA Obs filename: bc120bbcrd.* Date/Day: 2003JUL13/194 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Cyrus M Reed. VCLOCK and GPS DELTA OK. UT1-UTC OK (-0.36). WEA: Cloud cover via webcam: WEA: SC Overcast. MK High, hazy clouds. WEA: HN,NL,LA,BR Partly cloudy (10%,50%,75%,10%). WEA: FD,PT,KP,OV Clear skies. WEA: No recent precipitation at any site. 1847 Begin observing. All antennas on source. 1857-2047 *LA PCAL generator dead. Astronomical data 11946 unaffected. 1857-2047 *MK PCAL generator dead. Astronomical data 11902 unaffected. 1922 BR WEA: Reports scattered high clouds, dry. 1932 MK WEA: Reports broken cirrus and cumulus. No scheduled readback checks. 2047 End. Downtime Summary: Total downtime : 0 min Percentage downtime of observing: 0.0% Average downtime per hour : 0.0 min Total scheduled observing time (# Antennas): 1200 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.