Date: Fri, 18 Jan 2008 07:20:22 -0700
From: "Jeff Coughlin"
Subject: 3.5m Night Log 20080117
                         Apache Point Observatory
                         3.5m Telescope Night Log
                        Thursday, January 17, 2008
                                                           ACTUAL
  ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
 --------------------------------------------------------------------
 E. Berger         A. Soderberg               DIS            17:30  23:04
 T. Murphy        R. McMillan                   APOLLO      23:16 00:04
 E. Berger         A. Soderberg               DIS            00:16  06:56
   INST     SCHED(TWILIGHT)   WEATH     EQUIP     OBS     DAY  NOT USED
  I/ROW/DN    START FINISH   D    B    D    B    D    B   USE   D    B
 ---------------------------------------------------------------------
PU01/R       18:18 23:10     0    0    0    0    0   4.9   0    0    0
DD01/O       23:10 00:10     0    0    0    0    0   1.0   0    0    0
PU01/R       00:10 06:08     0    0    0    0   2.7  3.3   0    0    0
   note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: W.Ketzeback & J. Coughlin
 Clear all night, low humidity. Variable seeing 2nd half of the night.
Taping of the show went well. No telescope problems.
                       ------- 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
 ----------------------------------------------------------------------
 19:12 dis-slit                      113  52  -7.9 -7.5 -7.6 -8.8 -8.2   -  1.30
 21:27 dis-slit                      125  78  -7.5 -8.1 -7.7 -8.5 -8.0   -  1.20
 23:23 APOLLO   100(  191) 286  52  -8.4 -8.6 -8.2 -8.9 -8.5   -  1.30
 00:20 dis-slit                      247  65  -8.2 -8.4 -8.0 -8.6 -8.2   -  1.40
 03:12 dis-slit                      262  67  -8.1 -8.2 -7.8 -8.6 -8.1   -  1.60
                 ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
 ---------------------------------------------------------------------
     16:00    18     8      4   274    (W)   1285    clear     none
     17:00    17     7      7   347  (NNW)    832    clear     none
     18:00    17     4      7   284  (WNW)    611    clear     none
     19:00    18   -13     14   323   (NW)    437    clear     none
     20:00    19   -23      8   301  (WNW)    422    clear     none
     21:00    19   -22     14   326   (NW)    398    clear     none
     22:00    17   -12     16   331  (NNW)    427    clear     none
     23:00    17    -7     13   352    (N)    488    clear     none
     00:00    18    -4     22   318   (NW)    519    clear     none
     01:00    18     5     15   321   (NW)    706    clear     none
     02:00    18     1     14   349    (N)    696    clear     none
     03:00    18    -1      1   324   (NW)    486    clear     none
     04:00    18     0     10   346  (NNW)    502    clear     none
     05:00    18    -2     11   333  (NNW)    529    clear     none
     06:00    20    -4     15   357    (N)    650    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: 2.9.1
      Current TUI version: TUI 1.4.4