Date: Never From: No one Subject: 3.5m Night Log 20021210 Apache Point Observatory 3.5m Telescope Night Log Tuesday, December 10, 2002 ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT START FINISH ------------------------------------------------------------------- J.Frieman DIS --:-- --:-- INST SCHEDULED WEATH EQUIP OBS DAY NOTUSED I/RO/DN START FINISH D B D B D B USE D B -------------------------------------------------------------------- UC05/R 17:55 05:58 0 0 6.5 5.5 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. This night was apparently usable. Weather info from the SDSS log: Wind Time Temp F Dewp F MPH Direction Dust DIMM Sky 22:00Z 36 12 4 267 (W) 105 - 23:43Z 31 3 1 307 (NW) 84 - 00:14Z 31 -9 6 280 (W) 75 - 00:46Z 32 -9 3 273 (W) 79 - 01:17Z 32 -9 2 321 (NW) 55 - 01:50Z 32 -9 4 319 (NW) 55 - 02:23Z 32 -9 5 315 (NW) 61 - 02:56Z 31 -9 2 311 (NW) 55 - 03:27Z 32 -9 5 288 (WNW) 58 - 04:01Z 32 -9 6 315 (NW) 75 - 04:32Z 31 -9 6 279 (W) 43 - 05:04Z 31 -10 2 261 (W) 64 - 05:37Z 28 -5 5 254 (WSW) 80 - 06:09Z 28 -7 4 247 (WSW) 74 - 06:41Z 29 -7 5 270 (W) 82 - 07:12Z 29 -7 1 255 (WSW) 69 - 07:42Z 28 -7 5 269 (W) 63 - 08:13Z 27 -5 3 265 (W) 84 - 08:43Z 27 -3 3 268 (W) 50 - 09:14Z 27 -1 10 315 (NW) 59 - 09:46Z 27 12 7 354 (NNW) 101 - 10:18Z 26 14 7 341 (NNW) 94 - 10:51Z 27 8 12 346 (NNW) 99 - 11:23Z 25 12 5 1 (N) 101 - 11:55Z 28 12 13 328 (NNW) 87 - 12:27Z 28 8 2 350 (NNW) 77 - ------- FAILURE LOG ------- PROG INST FAILURE MODE TIME (SEGDFVO) TI/SHU START FINISH DESCRIPTION ----------------------------------------------------------------------- UC05 D T/H 17:55 05:58 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