VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BM185 Observer: D. Dallacasa Project type: VLBA Obs filename: bm185crd.* Date/Day: 2003APR26/116 Ants Used: SC HN NL FD LA PT KP OV BR MK Y =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Jim Ogle. VCLOCK and gps delta check okay. %High wind gusts at OV. %Raining at MK. 0001 Begin. 0045 Readbacks okay. 0131-0133 *KP EL#2 armature over current fault. Briefly ACU 100 2 disabled EL axis to clear error. 0132 BR reports scattered low clouds. 0143-0145 *FD power glitch on FRM, possible position errors. FRM 100 2 0144 Readbacks okay. 0507 Readbacks okay. 0540 New Operator is Dave Pierce. 0649-0651 *FD Antenna lost command values. Did a master FRM 100 2 clear and a REOBS. 0803 %NL Poss. RFI being taken. Channels #1 . 0807 %Y Bad readback on Drive #1, track 32. All other site readbacks are okay. 0853 All readbacks are okay. 0956 %OV WEA: Wind gusts in excess of 35 mph. 1006 %HN WEA: Precipitation started. 1023 All readbacks are okay. 1110 All readbacks are okay. 1318 %HN WEA: Light precip. started again. 1324 %BR bad readback on drive 2 tracks 6, 26, 27, 28 All other site readbacks are okay. 1335 New operator: T. Perreault 1519 OV wea: clear, no precipitation 1547 PT wea: clear, no precipitation 1643 %FD bad readback drive 1 track 8; %BR bad readback drive 2 track 27; All others ok 1731 BR wea: high scattered clouds, no precipitation 1740 LA WEA: clear skies, dry. 1741 New operator is Jim Ogle. 1920 *BR bad readbacks on track 27, drive #2. Other sites okay. 1952-1955 *PT not accurately tracking source in elevation, ACU 100 3 bouncing around about a degree away. Then it stopped and got on source. 2007 %High wind gusts at LA. 2051 *FD bad readbacks on track 4. *BR bad readback on track 4, drive #1. Other sites okay. 2137 Readbacks okay. 2214-2219 *MK rotation drive fault. FRM 100 5 2307 End at SC. 2308 Readbacks okay. 2354 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