Date: Thu, 24 Feb 2011 06:01:15 -0700 (MST)
Subject: 3.5m Night Log 20110223
From: jwhueh@apo.nmsu.edu
                       Apache Point Observatory
                       3.5m Telescope Night Log
                       Wednesday, February 23, 2011
                                                        ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
A.Kowalski        A.Kowalski            DIS            17:50   00:00
J.Green           J.Green               ECHELLE        00:05   05:45
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
--------------------------------------------------------------------
UW02/O     18:04   00:10   1.0   0    0    0   5.1  0.0   0    0
CU08/R     00:10   06:29    0    0    0    0   0.2  6.1   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist:    J.Huehnerhoff
clear skies at start of the night with clouds moving in around 22:30MT.
Even though telescope was not closed, time was lost to weather from
2300-0000MT.
Poor seeing after skies cleared.
No problems tonight.
                    ------- 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
--------------------------------------------------------------------------
 01:21 dis-slit   261( -336) 166  69   2.5  4.2  3.0  2.9  2.8   --  1.39
 07:13 ECHELLE   173(-1595) 126  52  -0.9 -0.6 -0.5 -1.0 -0.9   clear  1.40
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    43    13     26   210  (SSW)    909    clear     none
     17:00    41    13     18   234   (SW)    962    clear     none
     18:00    37    11     20   227   (SW)    990    clear     none
     19:00    36    11     18   201  (SSW)   1276    clear     none
     20:00    35    12     21   238  (WSW)   1803    clear     none
     21:00    35     8     22   226   (SW)   1831 mstly clr    none
     22:00    33    11     17   261    (W)   1375  ptly cldy   none
     23:00    32    12     24   264    (W)    832   cloudy     none
     00:00    31    13     14   267    (W)   3691   cloudy     none
     01:00    30    13     14   263    (W)   2503   cloudy     none
     02:00    28    14     25   269    (W)   1389 mstly clr    none
     03:00    26    15     18   266    (W)    934  ptly cldy   none
     04:00    24    15     15   263    (W)    967    clear     none
     05:00    22    15     18   287  (WNW)   1140 mstly clr    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: 2.14.0
    Current TUI version: 1.8.6