Date: Mon, 9 Jun 2008 11:42:18 -0000 (UTC)
Subject: 3.5m Night Log 20080608
From: "Gabrelle Saurage"
                        Apache Point Observatory
                        3.5m Telescope Night Log
                        Sunday, June 8th, 2008
                                                         ACTUAL
 ASTRONOMER      OBSERVER(S)             INSTRUMENT    START  FINISH
-------------------------------------------------------------------
 M.Moe           M.Moe,G.Stringfellow    DIS           20:05  01:07
 D.York          D.York                  DIS           01:10  05:40
   INST     SCHED(TWILIGHT) WEATH     EQUIP      OBS     DAY  NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B   USE   D    B
---------------------------------------------------------------------
 CU03/R     21:13  01:05    0    0    0    0   4.8  2.9   0    0    0
 UC04/R     21:13  01:05    0    0    0    0   4.8  2.9   0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
Observing Specialists: G.Saurage
Az Velo Scales: 582.1, 580.1; 581.4 (changed to 581)
Cloudless hazy skies, moderate dust again. Variable seeing. Echelle still running a
little warm. DIS slitviewer began showing vertical streaks in most images around
01:00 and continued the rest of the night (PR 829). High mag sensor errors a few
times.
                       ------- 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
 -----------------------------------------------------------------
 20:52 dis-slit   107(  631) -16  74  17.6 18.9 18.7 17.8 17.6     1.14
 01:18 dis-slit   -30(  322) 248  41  14.8 14.7 15.2 13.7 14.3     1.98
 04:11 dis-slit   -51(  245) 220  39  13.1 13.5 13.9 12.8 12.8     2.79
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    -------------------------------------------------------------------
     16:00    73    18     26   243  (WSW)   1700    clear     none
     17:00    72    18     23   272    (W)   2279    clear     none
     18:00    72    21     23   253  (WSW)   7489    clear     none
     19:00    67    19     22   253  (WSW)   2926    clear     none
     20:00    65    19     17   255  (WSW)   2708    clear     none
     21:00    63    17     16   269    (W)   2243    clear     none
     22:00    61    18     10   264    (W)   2279    clear     none
     23:00    62    19     14   268    (W)   2578    clear     none
     00:00    60    21      6   300  (WNW)   2642    clear     none
     01:00    58    21      1     9    (N)   2480    clear     none
     02:00    59    20     16    19  (NNE)   2343    clear     none
     03:00    58    21     22    45   (NE)   2879    clear     none
     04:00    55    22     16    70  (ENE)   2471    clear     none
     05:00    53    23     18    70  (ENE)   2003    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