Subject: 3.5m Night Log 20160221
From: mcmillan@apo.nmsu.edu
Date: Mon, 22 Feb 2016 13:39:18 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Sunday, February 21, 2016
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
S.Lepine          S.Lepine,D.Saylor     DIS            18:10   00:06
K.Allers          K.Allers              NICFPS         00:22   05:50
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
GS04/O     18:02   00:10    0    0    0    0   0.0  6.1   0    0
NA03/R     00:10   06:31    0    0    0    0   0.0  6.3   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: R.McMillan
The night was mostly clear, with very bad seeing first half and poor seeing second half.  There were some wide swings of temperature and humidity, with humidity reaching the limit right about morning twilight.
                    ------- 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
--------------------------------------------------------------------------
 18:28 dcamera    468(  365)  71  58   2.7  7.8  8.6  8.5  7.3   -  2.88
 21:18 dcamera    612(  303)  46  65   6.3  3.8  4.5  4.1  4.8   -  2.50
 00:39 NICFPS     575(  802)   7  79   4.4  4.5  5.1  4.6  4.4   J  1.50
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    50    20      7   255  (WSW)    516    clear     none
     17:00    45    20      8    86    (E)    885    clear     none
     18:00    39    21     15    73  (ENE)   1168    clear     none
     19:00    35    21     15    75  (ENE)   1470    clear     none
     20:00    34    21     10    86    (E)   2204    clear     none
     21:00    42    18     10   213  (SSW)   1013 mstly clr    none
     22:00    43    17     10   212  (SSW)   1094 mstly clr    none
     23:00    42    21     13   219   (SW)   1268 mstly clr    none
     00:00    41    22     11   213  (SSW)   1403 mstly clr    none
     01:00    41    24     12   263    (W)   1560 mstly clr    none
     02:00    39    25     13   222   (SW)   1848 mstly clr    none
     03:00    39    26     17   240  (WSW)   1762 mstly clr    none
     04:00    38    25     12   240  (WSW)   1655 mstly clr    none
     05:00    36    30     13   204  (SSW)   1917 mstly clr    none
     06:00    36    31     14   186    (S)   1661 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: 1.2.2
    Current TUI version: 2.5.1