Date: Sun, 20 Sep 2009 06:36:35 -0600 (MDT)
Subject: 3.5m Night Log 20090919
From: "Jack Dembicky"
                        Apache Point Observatory
                        3.5m Telescope Night Log
                       Saturday September 19, 2009
                                                         ACTUAL
 ASTRONOMER     OBSERVER(S)             INSTRUMENT    START  FINISH
 -------------------------------------------------------------------
 S.Hawley       S.Hawley, UW Class       DIS          --:--  --:--
 R.Reyes        R.Reyes                  DIS          04:30  06:15
   INST     SCHED(TWILIGHT) WEATH     EQUIP      OBS     DAY  NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B   USE   D    B
 ---------------------------------------------------------------------
 UW01/O     19:57  01:05   5.1   0    0    0    0    0    0    0    0
 PU01/R     01:05  05:57   3.4   0    0    0   1.5    0    0    0    0
  note: scheduled times listed include instrument chanyes, some ge time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: J.Dembicky
 Cloudy skies and humidity again tonight for first half.  Humidity for most of 2nd half but the
weather finally broke around 4:30AM and we were able to open for the remainder of the night.
                ------------- FAILURE LOG --------------
  PROG   INST   FAILURE MODE     TIME
      (STEDFNVOG)   TI/SHU    START  FINISH  DESCRIPTION
 ----------------------------------------------------------------------
               ---------------- FOCUS LOG ---------------
 Time  Instrument  Focus    Az  El  Temp Strc Prim  Sec  Air  filt FWHM
 -----------------------------------------------------------------------
 04:43 dis-slit   -12(   43) -52  62   8.5  9.2  9.8  8.4  8.8   --  1.32
 04:44 NA2gdr  -410(21590) -53  61   8.4  9.1  9.7  8.4  8.7   clear  0.87
                 ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    -------------------------------------------------------------------
     16:00    53    46     10   261    (W)    802   cloudy    humid
     17:00    53    47      8   260    (W)   1099 mstly cldy  humid
     18:00    51    47      9   294  (WNW)   1264 mstly cldy  humid
     19:00    49    46      9   325   (NW)   1172  ptly cldy  humid
     20:00    49    46      8   290  (WNW)   1066   cloudy    humid
     21:00    49    46     10   267    (W)   1124   cloudy    humid
     22:00    48    46      9   239  (WSW)   1265   cloudy    humid
     23:00    47    47     11   175    (S)   1675   cloudy    humid
     00:00    48    44      3   215   (SW)   1065   cloudy    humid
     01:00    48    45      6   254  (WSW)   1186   cloudy    humid
     02:00    48    45      7   263    (W)   1260 mstly cldy  humid
     03:00    47    45     10   247  (WSW)   1165    clear    humid
     04:00    46    42     11   248  (WSW)    657    clear    humid
     05:00    47    40      6   261    (W)    347    clear     none
     06:00    47    39      7   275    (W)    387    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: 2.10.0
      Current TUI version: TUI 1.6