Date: Mon, 22 Dec 2008 13:17:46 -0000 (UTC)
Subject: 3.5m Night Log 20081221
From: "Gabrelle Saurage"
                        Apache Point Observatory
                        3.5m Telescope Night Log
                        Sunday, December 21st, 2008
                                                         ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT    START  FINISH
-------------------------------------------------------------------
 H.Chen          H.Chen,J.Gauthier,     DIS           17:30  00:01
                 J.Helsby
 D.York          D.York                 DIS           00:03  06:30
   INST     SCHED(TWILIGHT) WEATH     EQUIP      OBS     DAY  NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B   USE   D    B
----------------------------------------------------------------------
 UC01/R     18:00  00:00    0    0    0    0   6.0    0    0    0    0
 UC02/R     00:00  06:04    0    0    0    0   2.8   3.3   0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
Observing Specialists: G.Saurage
Clear skies most of the night. Good seeing most of it, subarc. Winds increasing in
the morning.
Tertiary still fixed at NA2. Other than pointing being off and the slitviewer
streaks there were no real problems tonight.
                       ------- 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
 -----------------------------------------------------------------
 17:50 dis-slit   -19( -216)  16  71   2.3  4.2  3.1  3.1  2.6     0.92
 19:00 dis-slit   -81( -372) -33  69   0.5  2.2  1.8  1.2  1.3     0.92
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    -------------------------------------------------------------------
     16:00    37     6      3   238  (WSW)    616 mstly clr    none
     17:00    37    -7      2   243  (WSW)    135  ptly cldy   none
     18:00    36    -9      4   238  (WSW)    115  ptly cldy   none
     19:00    33   -12      8   183    (S)    144 mstly clr    none
     20:00    33   -10     11   160  (SSE)    160    clear     none
     21:00    34   -10     12   183    (S)    216    clear     none
     22:00    31    -8     10   190    (S)    359    clear     none
     23:00    30     0     13   189    (S)    579    clear     none
     00:00    30    -2     14   200  (SSW)    731    clear     none
     01:00    32     3     15   207  (SSW)    442    clear     none
     02:00    33     8     20   215   (SW)    357    clear     none
     03:00    33    10     21   203  (SSW)    438    clear     none
     04:00    34    12     23   196  (SSW)    516    clear     none
     05:00    32    13     22   204  (SSW)    769    clear     none
     06:00    33    13     23   191    (S)    707    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 1.5