Date: Sun, 21 Apr 2013 12:25:43 -0000 (UTC) Subject: 3.5m Night Log 20130420 From: "Alysha Shugart" Apache Point Observatory 3.5m Telescope Night Log Saturday, April 20, 2013 ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT START FINISH -------------------------------------------------------------------- M.Fumagalli M.Fumagalli TripleSpec 19:48 01:10 A.Ritchey A.Ritchey Echelle 01:10 06:25 INST SCHEDULED WEATH EQUIP OBS NOT USED I/ROW/DN START FINISH D B D B D B D B ---------------------------------------------------------------- PU07/R 19:46 01:10 0 0 0 0 0.0 5.4 0 0 UW10/R 01:10 06:18 0 0 0 0 2.7 2.5 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- Observing Specialist: A.Shugart No problems tonight. Good seeing until ~02:00. Slow decline until the morning. ------- FAILURE LOG ------- PROG INST FAILURE MODE TIME (SEDFNVOG) TI/SHU START FINISH DESCRIPTION ---------------------------------------------------------------------- ---------------- FOCUS LOG --------------- Time Instrument Focus Az El Temp Strc Prim Sec Air filt FWHM -------------------------------------------------------------------------- 20:11 TSPEC 540( 541) 6 63 8.4 9.8 9.7 9.6 8.5 -- 1.16 01:13 ECHELLE 598(-1071) 132 66 3.1 1.6 2.0 1.6 2.0 ND3 1.52 ------------- WEATHER LOG ---------------- Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ 16:00 49 4 25 272 (W) 1080 clear none 17:00 51 7 21 263 (W) 1375 clear none 18:00 51 8 15 294 (WNW) 1135 clear none 19:00 50 6 11 264 (W) 1128 clear none 20:00 48 4 14 295 (WNW) 1056 clear none 21:00 46 3 10 357 (N) 1593 clear none 22:00 45 2 12 4 (N) 1594 clear none 23:00 43 2 13 6 (N) 1402 clear none 00:00 44 6 2 297 (WNW) 1568 clear none 01:00 44 6 5 20 (NNE) 1948 clear none 02:00 44 6 10 15 (NNE) 2516 clear none 03:00 43 6 8 30 (NNE) 2538 clear none 04:00 42 5 21 7 (N) 2306 clear none 05:00 41 5 15 295 (WNW) 1620 clear none 06:00 41 8 10 1 (N) 1564 clear none 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 Telescope drives operational. Current TCC version: 2.15.0 Current TUI version: 2.0.0