Date: Mon, 9 Feb 1998 05:18:12 -0700 (MST) From: Tia Hoyes Subject: 3.5m obslog 980208 SUNDAY FEBRUARY 8, 1998 APACHE POINT OBSERVATORY OBSERVING LOG ACTUAL ASTRONOMER INSTRUMENT DATE START FINISH Rodgers DIS 2/08 ----- ----- Johnson DIS 2/08 ----- ----- Wyse GRIM2 2/08 ----- ----- Turner DIS 2/08 ----- ----- INST SCHEDULED OBS WEATH EQUIP DAY NOTUSED I/RS/DN START FINISH D B D B D B USE D B UW03/R 19:06 20:06 0 0 0 1.0 0 0 0 0 0 NM10/R 20:06 00:11 0 0 0 4.1 0 0 0 0 0 JH01/R 00:11 04:49 0 0 0 4.6 0 0 0 0 0 PU01/S 04:49 05:29 0 0 0 0.7 0 0 0 0 0 (note: times listed include instrument change time) ACTIVITY LOG (* means a trouble report has been issued or appended to) The telescope was not open this evening due to overcast skies, snow, fog, high humidity, and high winds. Latest forecast(4:30am): TODAY...WINDY WITH VARIABLE CLOUDINESS AND SCATTERED RAIN AND SNOW SHOWERS. AFTERNOON SNOW LEVEL NEAR 6000 FEET. WEST WINDS 20-30 MPH AND GUSTY. .TONIGHT...A FEW SNOW SHOWERS TILL MIDNIGHT THEN CLOUDS DECREASING. COLDER. WEST TO NORTHWEST WINDS 10-20 MPH. .TUESDAY...MOSTLY SUNNY. WEST TO NORTHWEST WINDS 10-20 MPH. FOCUS LOG FEBRUARY 8, 1998 Best Telescope Wind Seeing Time Inst Focus Az El Temp# Dir MPH filter FWHM " -----NO FOCUS DATA----- # The first temp is air, the second is truss, both in degrees C. WEATHER FEBRUARY 8, 1998 Wind Time Temp F Dewp. MPH. Dir. DUST Sky Precip. 16:01 36 23 19 274 (W) 228 mostly cloudy none 17:01 35 24 12 243 (WSW) 291 mostly cloudy none 18:01 34 25 17 247 (WSW) 317 overcast none 19:01 34 24 19 255 (WSW) 254 overcast none 20:01 33 25 24 253 (WSW) 332 overcast/high winds/snow 21:01 29 29 27 284 (WNW) 1992 overcast snow 22:01 29 28 30 269 (W) 2277 overcast/fog/snow flurries 23:01 29 28 17 250 (WSW) 857 overcast fog 00:01 28 28 29 273 (W) 47 overcast fog 01:01 27 27 13 249 (WSW) 42 overcast/fog/lt. snow 02:01 27 27 22 262 (W) 73 overcast fog 03:01 27 26 14 282 (WNW) 206 overcast fog 04:01 27 25 13 275 (W) 48 overcast fog 05:01 27 26 8 261 (W) 125 overcast fog 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: 2.36 Current guide software version:GIm Ctrlv3.0b11. -Tia