Date: Wed, 16 Dec 2009 06:30:27 -0700
Subject: 3.5m Night Log 20091215
From: Jeff Coughlin
                       Apache Point Observatory
                       3.5m Telescope Night Log
                      Tuesday, December 15, 2009
                                                        ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
 -------------------------------------------------------------------
 T.Yan           T.Yan                  TSPEC          16:30  23:45
 R.Reyes         R.Reyes                DIS            23:55  06:30
   NST     SCHED(TWILIGHT) WEATH     EQUIP      OBS     DAY  NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B   USE   D    B
 ----------------------------------------------------------------------
 CU05/R     17:08  00:00    0    0    0    0   6.9   0    0    0    0
 PU02/R     00:00  06:50    0    0    0    0   6.8   0    0    0    0
 note: scheduled times listed include instrument change time
               ------------- ACTIVITY LOG --------------
 Observing Specialist: J.Coughlin
 A great photometric night with no problems. Seeing was a bit variable,
 but under 1.5".
                     ------- 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
 --------------------------------------------------------------------------
 17:21 TSPEC   483(  481)  23  44  -1.3  1.5 -0.2  0.5 -0.2     2.00
 18:20 TSPEC   304(  196)   3  46  -1.6 -0.6 -0.8 -1.6 -1.2     1.30
 00:02 dis-slit   140( -352) 130  65  -1.3 -2.0 -1.4 -2.4 -1.8     1.40
                                  Wind                      Precip.or
    Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
   -------------------------------------------------------------------
     16:00    34    23      4   178    (S)    284    clear     none
     17:00    30    22     12   152  (SSE)    260    clear     none
     18:00    29    18     13   162  (SSE)    206    clear     none
     19:00    28    18     10   180    (S)    223    clear     none
     20:00    28    18      9   177    (S)    248    clear     none
     21:00    29    16      7   184    (S)    199    clear     none
     22:00    30    17     11   183    (S)    181    clear     none
     23:00    30    21     15   184    (S)    480    clear     none
     00:00    29    22     10   184    (S)    477    clear     none
     01:00    29    23     12   183    (S)    509    clear     none
     02:00    29    24      8   203  (SSW)    531    clear     none
     03:00    29    22      9   224   (SW)    499    clear     none
     04:00    30    17      7   227   (SW)    347    clear     none
     05:00    28    16      9   173    (S)    368    clear     none
     06:00    29    17     10   183    (S)    344    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: 2.11.1
     Current TUI version: TUI 1.6.2