VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BH136A Observer: Hachisuka, K. Project type: VLBA Obs filename: bh136acrd.* Date/Day: 2006FEB09/040 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 okay. HN recording on NRAO-019, bank B. FD recording on NRAO-033, bank A. LA recording on NRAO-064, bank B. PT recording on NRAO-016, bank A. KP recording on JIVE-014, bank B. BR recording on NRAO-135, bank B. MK recording on NRAO-117, bank B. Cloudy at NL,PT,KP. 2053 Begin file. 2101 Readbacks okay. 2110 Readbacks okay. 2110 KP Site tech: overcast, light rain. 2110-2113 *HN Power glitch, antenna stowed and re-pointed. COM 100 3 2115 Readbacks okay. 2141 Readbacks okay. 2149 Readbacks okay. 2155 Readbacks okay. 2223-2225 *KP Antenna auto-stowed, re-pointed. 100 2 2228-2229 *HN Antenna stowed; power glitch? Re-pointed. COM 100 1 2237-2238 *HN Again. Re-pointed. 100 1 2237-2238 *KP Again. Re-pointed. 100 1 2245-2247 *SC Power glitch, re-pointed. COM 100 2 2245 New operator is Brian Willard. 2339 Readbacks ok. 0000 Date is 2006FEB10/041. 0057-0126 *PT: power hit autostow, repointed. COM 100 29 0144 Readbacks ok. 0203 Readbacks ok. 0224 Readbacks ok. 0240 Readbacks ok. 0250 End. Downtime Summary: Total downtime : 39 min Percentage downtime of observing: 1.1% Average downtime per hour : 0.7 min Total scheduled observing time (# Antennas): 3570 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.