Subject: 3.5m Night Log 20151225
From: cgray@apo.nmsu.edu
Date: Sat, 26 Dec 2015 13:27:47 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Friday, December 25, 2015
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
D.Gang            H.Yan, J.Shi          ECHELLE        05:00   06:30
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
NC01/R     17:12   06:55   0.5 11.4  0    0    0   1.9   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: C.Gray
Tspec good, took 1500 darks.
The night started out windy and cloudy.  We were able to open at 05:00 when the clouds cleared.
                    ------- 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
--------------------------------------------------------------------------
 05:35 ecamera    353(-1261) 276  46  -2.8 -1.4 -0.5 -1.6 -2.2   ND2  2.00
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp C Dewp C  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    35    22     17   209  (SSW)    746 mstly cldy   none
     17:00    35    22     24   225   (SW)   1785  ptly cldy   none
     18:00    35    18     29   230   (SW)    810  ptly cldy   none
     19:00    35    15     33   234   (SW)    403   cloudy     none
     20:00    34    16     29   227   (SW)    338   cloudy     none
     21:00    33    18     24   210  (SSW)    663   cloudy     none
     22:00    33    18     39   211  (SSW)   1370   cloudy     none
     23:00    32    18     23   213  (SSW)    771   cloudy     none
     00:00    31    17     24   215   (SW)    555   cloudy     none
     01:00    31    16     16   221   (SW)    645   cloudy     none
     02:00    30    15     20   234   (SW)    574   cloudy     none
     03:00    29    19     15   229   (SW)   1019 mstly cldy   none
     04:00    29    20     17   207  (SSW)    948 mstly cldy   none
     05:00    27    21      7   236   (SW)   1196 mstly clr    none
     06:00    26    24      1   234   (SW)   1755 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: 1.0.4
    Current TUI version: 2.5.0