Subject: 3.5m Night Log 20061219
Date: Wed, 20 Dec 2006 04:51:29 -0700 (MST)
From: bketzeba@apo.nmsu.edu (Bill Ketzeback)
                        Apache Point Observatory
                        3.5m Telescope Night Log
                       Tuesday, December 19, 2006
                                                          ACTUAL
 ASTRONOMER      OBSERVER(S)             INSTRUMENT   START  FINISH
-------------------------------------------------------------------
 M.Shin          M.Shin,M.Oguri          DIS          --:--  --:--
 Q.Hart          Q.Hart                  DIS          --:--  --:--
  INST     SCHED(TWILIGHT)   WEATH     EQUIP     OBS     DAY  NOT USED
 I/ROW/DN    START FINISH   D    B    D    B    D    B   USE   D    B
---------------------------------------------------------------------
PU04/R       17:58 00:00   6.0   0    0    0    0    0    0    0    0
CU02/R       00:00 06:03   6.1   0    0    0    0    0    0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: B.Ketzeback
The snow started falling at sunset and continued until 20:30 or so.
Total accumulation was about 3 inches. Humidity never dropped below
90% tonight. I spent the night working on further DIS charaterizations.
Image logs have been sent to Jon Holtzman.
                       ------ 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
 -----------------------------------------------------------------------
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    -------------------------------------------------------------------
     16:01    30    30     25   202  (SSW)   9892   cloudy     snow
     17:01    22    21     13   309   (NW)    577   cloudy     snow
     18:01    21    21     13   295  (WNW)    161   cloudy     snow
     19:01    21    21     12   273    (W)   1759   cloudy   lt snow
     20:01    19    18     16   276    (W)    715   cloudy   lt snow
     21:01    18    17     16   275    (W)    713   cloudy    humid
     22:01    19    18     13   265    (W)    828   cloudy    humid
     23:01    20    18     17   264    (W)   2542   cloudy    humid
     00:01    20    18     23   254  (WSW)    806   cloudy    humid
     01:01    19    16     25   249  (WSW)   1517   cloudy    humid
     02:01    18    15     16   251  (WSW)    273   cloudy    humid
     03:01    17    14     18   268    (W)    183   cloudy    humid
     04:01    17    14     14   263    (W)    194   cloudy    humid
     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: 2.8.5
      Current TUI version: TUI 1.2