From: Russet McMillan
Subject: 3.5m Night Log 20080221
Date: Fri, 22 Feb 2008 06:09:10 -0700 (MST)
                        Apache Point Observatory
                        3.5m Telescope Night Log
                       Thursday, February 21, 2008
                                                         ACTUAL
 ASTRONOMER      OBSERVER(S)             INSTRUMENT    START  FINISH
 -------------------------------------------------------------------
 E.Berger        A.Soderberg             DIS           19:45  05:55
   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     18:47  05:46    0   1.0   0    0    0  10.0    0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialists: R.McMillan
 Patchy thick clouds delayed our opening, but mostly stayed away once
 we were in business.  Seeing was moderate to poor (1.2-2 arcsec).
 Everything worked well.
                       ------- FAILURE LOG -------
  PROG   INST   FAILURE MODE     TIME
      (SAEDFNVOG)   TI/SHU    START  FINISH  DESCRIPTION
 ----------------------------------------------------------------------
               ---------------- FOCUS LOG ---------------
 Time  Instrument  Focus    Az  El  Temp Strc Prim  Sec  Air  filt  FWHM
 -----------------------------------------------------------------------
 19:55 dis-slit   -56( -425) 201  68  -2.7 -1.4 -0.8 -1.8 -2.4   -  1.50
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    -------------------------------------------------------------------
     16:00    34    15     15   254  (WSW)    509 mstly cldy   none
     17:00    31    14     18   294  (WNW)    424 mstly cldy   none
     18:00    30    14     16   270    (W)    368 mstly cldy   none
     19:00    30    14     12   295  (WNW)    307  ptly cldy   none
     20:00    27    15     14   325   (NW)    256 mstly clr    none
     21:00    26    15     16   329  (NNW)    260 mstly clr    none
     22:00    25    15     11   334  (NNW)    144    clear     none
     23:00    25    16     17   309   (NW)    188    clear     none
     00:00    24    16     13   338  (NNW)    151    clear     none
     01:00    24    16     12   327  (NNW)    192    clear     none
     02:00    24    17     16   313   (NW)    236    clear     none
     03:00    24    18     16   333  (NNW)    351    clear     none
     04:00    24    18     15   323   (NW)    388    clear     none
     05:00    24    18     13   338  (NNW)    367    clear     none
     06:00    24    16     12   326   (NW)    389    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 1.4.5