Date: Fri, 20 Nov 1998 06:04:14 -0700 (MST) From: Russet McMillan Subject: 3.5m Night Log 981119 THURSDAY NOVEMBER 19, 1998 APACHE POINT OBSERVATORY OBSERVING LOG ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT DATE START FINISH Zucker Zucker SPIcam 11/19-20 - - Hameed Hameed GrIm2 11/20 - - INST SCHEDULED OBS WEATH EQUIP DAY NOTUSED I/RS/DN START FINISH D B D B D B USE D B UW07/R 18:26 00:10 0 - 5.7 - 0 - 0 0 - NM08/R 00:10 05:12 0 - 5.0 - 0 - 0 0 - (note: times listed include instrument change time) ACTIVITY LOG (* means a trouble report has been issued or appended to) 1st half observing specialist: Karen Gloria We had a frustrating evening of mostly cloudy to very murky skies. Due to the cloudiness, I did not open the telescope. Dan Zucker was very patient. 2nd half observing specialist: Russet McMillan Second half was also lost to clouds. OBSERVER COMMENTS FOCUS LOG NOVEMBER 19 1998 Wind Time Inst Focus Az El #Temp Dir MPH filt FWHM " --NO FOCUS INFORMATION-- #First temp is air, second temp is telescope. WEATHER NOVEMBER 19 1998 Wind Time Temp F Dewp F MPH Direction Dust Sky Precip. 16:01 43 20 9 282 (WNW) cirrus none 17:01 41 16 2 324 (NW) cirrus none 18:01 42 13 10 323 (NW) mstly cldy none 19:01 41 18 5 266 (W) mstly cldy none 20:01 40 19 2 207 (SSW) mstly cldy none 21:01 39 20 7 229 (SW) mstly cldy none 22:01 39 20 10 195 (SSW) v. murky none 23:01 38 19 11 189 (S) mstly cldy none 00:01 39 19 11 195 (SSW) mstly cldy none 01:01 39 20 7 215 (SW) mstly cldy none 02:01 38 20 9 194 (SSW) mstly cldy none 03:01 38 18 7 225 (SW) mstly cldy none 04:01 37 18 3 240 (WSW) mstly cldy none 05:01 40 15 8 280 (W) mstly cldy none 06:01 39 17 8 293 (WNW) mstly cldy 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 > 1 micron per 0.1 cu. ft. 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: 2.42a. Current guide software version: GIm Ctrlv3.0b15. - Karen Gloria, Russet McMillan