VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BW086D Observer: Wiik, K. Project type: VLBA Obs filename: bw086dcrd.* Date/Day: 2007JAN26/026 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Anthony Sowinski. UT1-UTC correct, gps delta and vclock checks okay. KP reports some ice on dish. BR reports low clouds and freezing fog. FD reports overcast. 1550 Begin file. 1550 *HN Extremely cold weather is affecting the FRM and increasing the time it takes to move into position for a change in frequency. 1608 OV reports clear, dry. 1618 *NL Looks in the webcam like there's some ice in the dish. 1835-1836 *KP Autostow, maybe due to power glitch. ACU 100 1 1852 SC Forced recording onto other module in preparation for weekend. 2233 New operator: T. Perreault 2253-2259 *OV MARK5 unit offline, no data being recorded. OTHER 100 6 Site tech said that the MARK5 went offline on its own accord. Put MARK5 online, recording data. 2308 New operators are Betty Ragan and Tony Perreault. 0000 Date is 2007JAN27/027. 0104 SC observing ended. 0108-0113 *KP experiencing AZ oscillations. Stowed antenna. ACU 100 5 0132 HN observing ended. 0328 NL observing ended. 0351 End. Downtime Summary: Total downtime : 12 min Percentage downtime of observing: 0.2% Average downtime per hour : 0.1 min Total scheduled observing time (# Antennas): 7210 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.