Subject: 3.5m Night Log 20160212
From: cgray@apo.nmsu.edu
Date: Sat, 13 Feb 2016 13:52:36 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Friday, February 12, 2016
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
T.Wilkinson       T.Wilkinson, S.Hawley DIS            18:36   23:00
M.Hammergren      K.Nault,M.Brucker     ARCTIC         23:22   01:04                                C.Vargas          C.Vargas              ARCTIC         01:26   06:40
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
UW05/R     17:54   23:10    0    0    0    0   0.6  4.7   0    0
AD02/R     23:10   01:10    0    0    0    0   2.0  0.0   0    0
NM04/R     01:10   06:40    0    0    0    0   5.5  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: C.Gray
Tspec good.
I remade the 5.0" Dcam slit mask.
The night started calm and clear.  Seeing was moderate (1.2 and became very good).  Clouds starting rolling in before midnight and becoming partly cloudy near dawn.
                    ------- 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
--------------------------------------------------------------------------
 18:38 dcamera  398(  396) 149  81   7.2  9.8  9.6  9.5  8.3   --      1.20
 00:12 arctic   448(  399) 349  74   6.6  6.0  6.6  5.8  5.7   SDSS-r  0.80
 01:31 arctic   503(  416) 151  73   5.7  5.3  5.9  5.0  5.1   SDSS-r  0.80
 02:41 arctic   503(  397) 195  75   6.1  4.9  5.5  4.8  4.8   685  0.90
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    50     7      8   206  (SSW)           clear     none
     17:00    50     6      6   216   (SW)           clear     none
     18:00    45     3      5   142   (SE)           clear     none
     19:00    46     2      1   149  (SSE)           clear     none
     20:00    46     1      1   229   (SW)           clear     none
     21:00    44    -2      2   331  (NNW)           clear     none
     22:00    47     0      2   203  (SSW)           clear     none
     23:00    44     0      4   173    (S)        mstly clr    none
     00:00    44     1      5   185    (S)        mstly clr    none
     01:00    41     3      3   157  (SSE)        mstly clr    none
     02:00    42     5      7   183    (S)        mstly clr    none
     03:00    43     4     10   185    (S)        mstly clr    none
     04:00    43     5     13   189    (S)         ptly cldy   none
     05:00    42     4     12   192  (SSW)         ptly cldy   none
     06:00    43     6     11   187    (S)        mstly cldy   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