VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC120DA Observer: Chatterjee, S. Project type: VLBA Obs filename: bc120dacrd.* Date/Day: 2004JAN03/003 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= 1751 Begin file VCLOCK check ok. OV at -0.494 (ping 1.26 seconds) UT1-UTC check ok GPS delta < 10 us Operator: T. Perreault 1751 Webcam weather: SC, OV: clear HN, NL: overcast FD: partly cloudy LA, PT, KP, BR: mostly cloudy MK: raining 1825 BR wea: scattered low clouds. Site tech reports that there is one spot of snow on the dish that is about the size of a football. 1854 OV wea: clear, no precipitation 1855 MK UPS building battery alarm. 1909 MK contacted oncall site tech Tony Sylvester about the UPSA alarm. He said that there was probably an overvoltage. He checked the batteries a couple of weeks ago and they should be fine. He said that the alarm condition will continue until it is reset. 1952 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): 1210 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.