VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BH105A Observer: D.H. Hough Project type: VLBA Obs filename: bh105acrd.* Date/Day: 2002DEC16/350 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Paul Dyer. VCLOCK and GPS Delta are ok. 0436 Begin at all sites except MK. 0436-1627 *HN 4cm RCP Tsys runs 1.75 X LCP. 10229 50 355 0436 *SC WEA: Raining. 0436 *BR WEA: Raining. 0446 MK Begin file. 0548-0549 *BR Formatter errors. Empty FIFO 0,1,2,3 resulting 10358 100 1 bad data for a short time. 0616 *OV WEA: Wind gusts > 35mph. 0729-0730 *BR Formatter errors. Empty FIFO 0,1,2,3 resulting 10358 100 1 bad data for a short time. *BR WEA: Wind gusts > 35mph. 0906-0907 *BR Formatter errors. Empty FIFO 0,1,2,3 resulting 10358 100 1 bad data for a short time. 0943 All readbacks ok. 1018-1022 *BR Formatter errors. Empty FIFO 0,1,2,3 resulting 10358 100 4 bad data for a short time. 1042 All readbacks ok. 1132 All readbacks ok. 1223 All readbacks ok. 1251 %FD Bad readback on drive 1, track 32. All others ok. 1302-1303 *BR Formatter errors. Empty FIFO 0,1,2,3 resulting 10358 100 1 bad data for a short time. 1316 All readbacks ok. 1324 *HN WEA: Overcast, low clouds, light snow. Dish is covered with snow. 1410 SC WEA: Clear and dry. 1414 %FD Bad readbacks on drive 1, track 32. All others ok 1416 PT WEA: Mostly clear. Dry. 1431 New operator: T. Perreault 1451 Readback check okay 1454 KP wea: scattered high clouds, no precipitation 1458 LA wea: clear, no precipitation 1502 *BR formatter errors. Empty FIFO 0,2,3 resulting in 10358 bad data. 1529 SC readback check okay 1538 GPS delta < 10 us VCLOCK check ok. BR at 1.298 (ping 0.160 seconds) 1539 Readback check okay 1546 SC site tech Pete Allen called, he is having problem with recorder 2 not wanting to load/mount tape. He is going to call the recorder techs to see if they can help him out. Should not miss any data - there is one whole track available at SC on recorder 1, and cksched shows that there is 0.4 tracks left to record. 1601 OV wea: overcast, drizzle, dish is damp 1608 SC observing ends 1617 OV wea: raining 1627 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