Date: Tue, 18 Apr 2006 06:07:43 -0600 (MDT)
From: Jack Dembicky
Subject: 3.5m Night Log 20060417
                        Apache Point Observatory
                        3.5m Telescope Night Log
                         Monday, April 17, 2006
                                                         ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START FINISH
 --------------------------------------------------------------------
 G.Richards     G.Richards              DIS            --:--  --:--
 C.Churchill    C.Churchill, G.Kacpxak  DIS            --:--  --:--
 N.Chanover     N.Chanover              DIS            --:--  --:--
  INST     SCHED(TWILIGHT)   WEATH     EQUIP     OBS     DAY  NOT USED
 I/ROW/DN    START FINISH   D    B    D    B    D    B   USE   D    B
 ----------------------------------------------------------------------
 JH06/R      20:31  22:31  2.0   0    0    0    0    0    0    0    0
 NM03/R      22:31  01:00  1.5  1.0   0    0    0    0    0    0    0
 NM02/R      01:00  05:34   0   4.6   0    0    0    0    0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: J.Dembicky
 Dust, all night, long kept us closed.
                       ------- 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
 ---------------------------------------------------------------------
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:01    59    16     22   238  (WSW)   4252   Clear     Dust
     17:01    58    14     19   266  (W)     4987   Clear     Dust
     18:01    56    14     17   255  (WSW)   5544   Clear     Dust
     19:01    53    10     23   261  (W)     5223   Clear     Dust
     20:01    50     7     18   237  (WSW)   4323   Clear     Dust
     21:01    48     6     18   251  (WSW)   3835   Clear     Dust
     22:01    48     5     20   246  (WSW)   3469   Clear     Dust
     23:01    48     5     18   247  (WSW)   3854   Clear     Dust
     00:01    47     5     14   269  (W)     4300   Clear     Dust
     01:01    47     5     15   260  (W)     4300   Clear     Dust
     02:01    46     5      9   269  (W)     4198   Clear     Dust
     03:01    45     6     14   285  (WNW)   4522   Clear     Dust
     04:01    44     8     16   300  (WNW)   4081   Clear     Dust
     05:01    44     5     11   274  (W)     3763   Clear     Dust
     06:01    42     8     17   257  (WSW)   3906   Clear     Dust
     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
      Current TUI version: TUI 1.2a4