From: "Camron Hastings" Subject: 3.5-Meter OBSLOG 980525 Date: Tue, 26 May 1998 04:07:44 -0600 SATURDAY MAY 25th, 1998 APACHE POINT OBSERVATORY OBSERVING LOG ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT DATE START FINISH ---------------------------------------------------------------------- Turner Hastings/Gloria DIS 5/25 21:40 22:20 Kent G. Richards DIS 5/25-26 22:20 01:10 York G. Richards DIS 5/26 01:10 04:20 INST SCHEDULED OBS WEATH EQUIP DAY NOTUSED I/RS/DN START FINISH D B D B D B USE D B ----------------------------------------------------------------------- PU01/O 21:40 22:20 0 - .67 - 0 - 0 0 - UC04/R 22:20 01:10 0 - 2.83 - 0 - 0 0 - UC02/R 01:10 04:20 0 - 3.17 - 0 - 0 0 - (note: times listed include instrument change time) ACTIVITY LOG The telescope was not opened this evening due to high dust counts. The counts remained in the 3200-4000 range all night. Otherwise, the sky was clear, but high level of haze, probably due to fires in Mexico and Texas. OBSERVER COMMENTS No observing this evening. Potentially good night lost to dust! FOCUS LOG MAY 25th, 1998 Best Telescope Wind Seeing Time Instr Focus Az El #Temp Dir MPH filter FWHM " ---------------------------------------------------------------------- -- --- --- -- -- --- -- -- - --- #The first temp is air, the second is truss, both in degrees Celsius WEATHER LOG MAY 25th, 1998 Wind Time Temp-F Dewp-F MPH Direction Dust Sky Precip ------------------------------------------------------------------- 16:01 64 22 10 248 (WSW) 2384 Clear/Dry None 17:01 63 14 14 203 (SSW) 2633 Clear/Dry None 18:01 59 15 9 265 (W) 3055 Clear/Dry None 19:01 60 14 7 237 (WSW) 3342 Clear/Dry None 20:01 56 9 10 207 (SSW) 3925 Clear/Dry None 21:01 55 11 10 189 (S) 3433 Clear/Dry None 22:01 55 11 11 187 (S) 3622 Clear/Dry None 23:01 54 12 7 183 (S) 3414 Clear/Dry None 00:01 54 12 7 175 (S) 3692 Clear/Dry None 01:01 53 11 3 169 (SSE) 3775 Clear/Dry None 02:01 55 12 8 211 (SSW) 3671 Clear/Dry None 03:01 53 13 14 217 (SW) 3224 Clear/Dry None 04:01 50 17 13 206 (SSW) 3311 Clear/Dry None note: the wind was coming from the azimuth listed. The convention used is north=0 degrees, east=90 degrees. The dust count is for the 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: 2.41 Current guide software version: GIm Ctrl v3.0b 15.out -Camron Hastings / Karen Gloria / The Man in the Moon