Date: Wed, 18 Mar 1998 04:41:20 -0700 (MST) From: Karen Gloria Subject: 3.5-m obslog 980317 TUESDAY MARCH 17, 1998 APACHE POINT OBSERVATORY OBSERVING LOG ACTUAL ASTRONOMER INSTRUMENT DATE START FINISH Tsvetlanov SPIcam/DIS 3/17 - - Staff SPIcam/guider 3/17-18 INST SCHEDULED OBS WEATH EQUIP DAY NOTUSED I/RS/DN START FINISH D B D B D B USE D B DD01/R 19:35 21:05 0 - 1.5 - 0 - 0 0 - EN01/S 21:05 04:48 0 0 2.3 6.5 0 0 0 0 0 (note: times listed include instrument change time) ACTIVITY LOG (* means a trouble report has been issued or appended to) Dan long was the observing specialist for the first half of the night. The telescope was not opened, due to foggy weather. We received some snow sleet and graupel in the afternoon, about 1 inch accumulation. OBSERVER COMMENTS FOCUS LOG MARCH 16 1997 Best Telescope Wind Seeing Time Inst Focus Az El #Temp Dir MPH filter FWHM " #The first temp is air, the second is truss, both in degrees Celsius WEATHER MARCH 16 1997 Wind Time Temp F Dewp. F MPH. Dir. Dust Sky Precip. 16:01 32 30 22 288 (WNW) 273 fog lt snow 17:01 31 29 14 279 (W) 343 overcast snow 18:01 32 28 20 272 (W) 401 overcast none 19:01 31 30 15 272 (W) 473 overcast flurries 20:01 30 30 20 269 (W) 276 fog none 21:01 30 30 16 280 (W) 5627 fog none 22:01 30 30 16 278 (W) 190 fog none 23:01 29 29 13 274 (W) 5436 fog none 00:01 29 29 15 277 (W) 4205 fog none 01:01 29 29 12 291 (WNW) 197 ptly cldy none 02:01 28 28 11 278 (W) 224 fog none 03:01 28 71 11 297 (WNW) 10726 fog none 04:01 28 28 10 271 (W) 300 fog 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: 2.39. Current guide software version: GIm Ctrlv3.0b11. -Karen