VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BG063 Observer: D. Gabuzda Project type: VLBA Obs filename: bg063crd.* Date/Day: 1997FEB09/040 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Brent Willoughby 0800 Begin observation 0810-0820 *FD Tape not moving. Wrong observation file HUERR 100 10 0810-0827 NL Tape not moving. Wrong observation file HUERR 100 17 0822-0823 *OV Focus drive fault/2nd screw fault HUERR 100 1 0800-0801 %OV 2cm RCP has high Tsys 20055 0800-0801 %LA 2cm RCP has high Tsys 20059 0938-0955 *NL Tape stopped due to previous HUERR 100 17 0945-0955 *FD Tape stopped due to previous HUERR 100 10 1101-1102 *OV Focus drive/2nd screw fault FRM 100 1 1220 HN Wea: Partly cloudy, 1-2" of snow on 20% of dish 1245 New operator is Roy Heatwole. 1246-1248 *OV Focus drive/2nd screw fault. FRM 100 2 1342-1345 *SC antenna auto stowed. WAPA power failure. COM 100 3 Antenna on generator power. 1353-1354 *OV Focus drive/2nd screw fault. FRM 100 1 1446-1448 *OV Focus drive/2nd screw fault. FRM 100 2 1825-1828 %MK H/C FIFO error. 19150 100 3 1904-1910 *KP Antenna auto stowed. Power glitch. COM 100 6 1959 KP wea; Clear skies. 2002 OV wea; Scattered cirrus. 2004 LA wea; Clear skies. 2134 NL wea; Cloudy skies. Snow in dish. 2320 MK wea; Clear skies. 0000 Date is 1997FEB10/041. 0045 New operator is Brent Willoughby 0450-0453 *MK H/C FIFO error. 19150 100 3 0730-0738 *LA Antenna autostowed AELEC 100 8 1014-1018 *FD Rotation drive fault FRM 100 4 1152-1156 *MK H/C FIFO error 19150 100 4 1240 New operator is Jim Ogle. 1500 LA reports clear skies. 1527 KP reports clear skies. 1541 PT reports clear skies. 1551 %OV reports cloudy skies. 1609 BR reports high, thin clouds, trace of snow. 1835-1837 *MK FIFO error. 19150 100 2 1906-1907 *LA 2cm transfer switch thrown to see if Tsys problem is due to cross-polarizing. It's not. 1923 MK reports clear skies. 2055 J Nowicki operating. 2118-2230 *HN BBC#4 1Hz incommensurate with 80Hz signal. BBC 13 9 2117 &HN tech called out. 2159 KP reports clear skies. 2211-2214 *PT drive lost vacuum. REC 100 3 2213-2230 *HN FIFO errors, site tech working on BBC. BBC 100 17 2214-2215 %PT tape footage incorrect due to reload. 2332-2334 *PT lost vacuum. REC 100 2 2355-0205 *PT: Tape stuck 20107 100 130 0030 Operator is Mike Gutierrez 0145 %MK: Elevation into summit tsys high 0140 HN: Drive #1 now prime 0158 %PT:Vme rebooted by site tech. 0228 Tape footage corrected to takeup reel after reload by site tech. 0250 %MK: Low elevation tsys high 0250-0800 *PT: Drive #2 stuck again 20107 100 310 0320 %MK: Wea raining 0320 OV: RCP tsys high (20055),known problem 0350 %OV: Elevation low tsys high 0417 MK: Readbacks OK 0610 %MK: PER due to elevation below limits 0752-0800 *MK: Site tech unable to mount tape on time SCH 100 8 0801 End. 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 = TP/SP x Tcal/2