Date: Fri, 15 Apr 2011 06:08:46 -0600 (MDT)
Subject: 3.5m Night Log 20110414
From: jwhueh@apo.nmsu.edu
                       Apache Point Observatory
                       3.5m Telescope Night Log
                       Thursday, April 14, 2011
                                                        ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
C.Blake           C.Blake               ECHELLE        19:15   02:50
                                                       05:15   06:05
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
--------------------------------------------------------------------
PU01/R     19:41   06:25   1.2  2.4   0    0   0.6  6.6   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist:    J.Huehnerhoff
A handful of tcam errors but no major hinderance to observing.  The first
error occurred at 02:28UTC. Recurrence of ecam timeout error, re-opened
PR1250.
Seeing jumped around a lot tonight changing to terrible after 2300MT.
Closed at 0250MT due to high winds and dust.  Opened again when weather
conditions were more reasonable.
                    ------- 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
--------------------------------------------------------------------------
 19:48 ECHELLE   436( -956) 205  71   6.1  7.3  6.6  6.5  6.3   ND3  1.95
 20:37 ECHELLE   311(-1148) 253  71   5.3  5.9  5.8  5.2  5.3   clear  1.21
 23:20 ECHELLE    86(-1490) 233  57   3.2  3.4  3.7  3.1  3.2   clear  2.81
 01:50 ECHELLE   300(-1351) 255  60   1.9  1.9  2.6  1.5  1.7   clear  1.87
 05:14 ECHELLE   300(-1368) 218  69   2.9  1.7  2.7  1.8  2.1   clear  1.59
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    47     0     20   287  (WNW)   6691    clear     none
     17:00    47     1     14   308   (NW)   5283    clear     none
     18:00    47     1      9   356    (N)   4902    clear     dust
     19:00    45     2      5   187    (S)   5186    clear     dust
     20:00    43     5     14   342  (NNW)   4530    clear     dust
     21:00    41     6     17     8    (N)   4849    clear     dust
     22:00    40     7     17   330  (NNW)   4571 mstly clr    dust
     23:00    38     8     24   355    (N)   4272 mstly clr    dust
     00:00    37     5     19    32  (NNE)   5181    clear     dust
     01:00    36     1     22    15  (NNE)   6785    clear     dust
     02:00    35     1     16    28  (NNE)   7233    clear     dust
     03:00    34    -1     34    16  (NNE)   9444    clear     dust
     04:00    35    -6     27     8    (N)   9580    clear     dust
     05:00    37    -7     23     4    (N)   6033    clear     dust
     06:00    38    -8     21    25  (NNE)   6412    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: 2.14.0
    Current TUI version: 1.8.6