Date: Never From: No one Subject: 3.5m Night Log 20021126 Apache Point Observatory 3.5m Telescope Night Log Tuesday, November 26, 2002 ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT START FINISH ------------------------------------------------------------------- S.Anderson DIS --:-- --:-- G.Wolf-Chase GRIM --:-- --:-- INST SCHEDULED WEATH EQUIP OBS DAY NOTUSED I/RO/DN START FINISH D B D B D B USE D B -------------------------------------------------------------------- UW07/R 17:55 00:00 0 0 5.3 0.8 0 0 0 0 0 UC06/R 00:00 05:47 0 0 0 5.8 0 0 0 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- The telescope was shut down for emergency repairs to the azimuth motors. Weather was poor for the first half of this night, and snow on the dome might have kept us closed all night in any case. Weather info from the SDSS log: Wind Time Temp F Dewp F MPH Direction Dust DIMM Sky 22:29Z 29 26 3 182 (S) 395 - Cloudy 22:59Z 26 26 0 138 (SE) 7772 - Fog 23:30Z 24 21 13 76 (ENE) 365 - Cloudy 00:03Z 23 21 1 148 (SSE) 638 - Cloudy 01:01Z 21 19 5 125 (SE) 505 - Cloudy 02:01Z 25 20 3 231 (SW) 501 - Cloudy 03:01Z 23 22 3 175 (S) 20174 - Fog 04:01Z 29 22 1 147 (SSE) 654 - Cloudy 05:01Z 31 22 0 311 (NW) 633 - Partly Cloudy 06:01Z 30 22 1 214 (SW) 638 - Mostly Clear 07:01Z 28 23 3 171 (S) 594 - Mostly Clear 07:22Z 27 21 9 127 (SE) 646 - Mostly Clear 07:54Z 27 21 6 133 (SE) 634 - Clear 08:26Z 27 21 1 155 (SSE) 650 - Clear 08:57Z 28 22 0 169 (S) 582 - Clear 09:27Z 28 22 5 180 (S) 564 - Clear 09:59Z 30 23 4 177 (S) 515 - Clear 10:31Z 29 23 7 180 (S) 316 - Clear 11:03Z 29 22 7 180 (S) 355 - Clear 11:36Z 30 22 6 174 (S) 353 - Clear 12:08Z 28 23 7 167 (SSE) 376 - Mostly Clear ------- FAILURE LOG ------- PROG INST FAILURE MODE TIME (SEGDFVO) TI/SHU START FINISH DESCRIPTION ----------------------------------------------------------------------- UW07 D T/H 17:55 00:00 az motor repairs UC06 G T/H 00:00 05:47 az motor repairs ---------------- FOCUS LOG --------------- Air/Truss Wind Time Instrument Focus Az El Temp-C Dir MPH filt FWHM --------------------------------------------------------------------- --------------- WEATHER LOG ---------------- Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ Note: the wind was coming from the azimuth listed. The convention used is north=0 degrees, east=90 degrees. The dust count is particles > 1u per 0.1 cubic feet. TELESCOPE STATUS Primary, secondary, and tertiary mirrors in place and collimated. Primary support system operational. Mirror ventilation system in place. Telescope drives operational. Current Remark version: 2.82 Current guide software version: GIm Ctrlv4.1b2 Current TCC version: 2.6.8