Date: Thu, 29 Jun 2006 05:24:21 -0600 (MDT)
From: Jack Dembicky
Subject: 3.5m Night Log 20060628
                        Apache Point Observatory
                        3.5m Telescope Night Log
                        Wednesday, June 28, 2006
                                                         ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START FINISH
 --------------------------------------------------------------------
 S.Anderson      S.Anderson             SPIcam         19:35 22:30
                                                       22:50 00:45
 S.Snedden       V.Malanushenko         DIS            01:05 05:00
                 O.Malanushenko
  INST     SCHED(TWILIGHT)   WEATH     EQUIP     OBS     DAY  NOT USED
 I/ROW/DN    START FINISH   D    B    D    B    D    B   USE   D    B
 ----------------------------------------------------------------------
 UW03/R      21:19 01:00    0   0.3   0    0   2.1  1.3   0    0    0
 DD06/O      01:00 04:54    0    0    0    0   3.9   0    0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: J.Dembicky
 Boarderline humidity for the first half of the night.  It went over the
 limits around 22:30 and I opted to close the mirror covers (no threat of
 precip).
                       ------- FAILURE LOG -------
  PROG   INST   FAILURE MODE     TIME
       (SEDFNVOG)    TI/SHU   START  FINISH  DESCRIPTION
 -----------------------------------------------------------------------
                ---------------- FOCUS LOG ---------------
                                        Air/Truss   Wind
 Time   Instrument   Focus     Az  El    Temp-C    Dir MPH  filt  FWHM
 ---------------------------------------------------------------------
 21:01  SPIcam      50(1226)  110  58  10.4/11.8    98  11   g'   0.84
 21:03  NA2gdr  -2987(30012)  110  58  10.4/11.8    92   8   R    0.67
 01:06  DISslit    150(1233)  290  33  12.2/10.6    76   3  none  1.3
 01:22  NA2gdr  -4953(24046)  287  30  12.0/10.5    69   3   R    0.9
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    51    46     11   108  (ESE)    504   Cloudy   Lt. Rain
     17:00    55    45      7   103  (ESE)    432  Mst. Cldy   none
     18:00    56    46      7   106  (ESE)    526  Pt. Cldy    none
     19:00    56    48     10   125   (SE)    499  Pt. Cldy    none
     20:00    53    47      7    82    (E)    567  Mst. Clr    none
     21:00    51    45      8   101    (E)    472    clear     none
     22:00    50    45     10   100    (E)    568    clear     none
     23:00    51    45      9    86    (E)    652    clear     none
     00:00    51    44      8   108  (ESE)    655    clear     none
     01:00    53    39      6    83    (E)    477    clear     none
     02:00    53    42      1     4    (N)    511    clear     none
     03:00    54    43      2   160  (SSE)    490    clear     none
     04:00    52    41      0   131   (SE)    506    clear     none
     05:00    51    45      1   251  (WSW)    527    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: 2.8.4
      Current TUI version: TUI 1.2