Subject: 3.5m Night Log 20190127
From: mcmillan@apo.nmsu.edu
Date: Mon, 28 Jan 2019 13:02:37 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Sunday, January 27, 2019
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
Y.Notsu           Y.Notsu,A.Kowalski    DIS            17:40   02:55
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
UW04/R     17:40   00:10    0    0    0    0   6.5  0.0   0    0
UW04/R     00:10   06:52    0   4.0   0    0   0.7  2.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: R.McMillan
We had medium clouds at the beginning of the night, and then a nice clear period in the middle, and then high winds second half which caused us to close early.
                    ------- 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
--------------------------------------------------------------------------
 17:53 ecamera    693( -440)   7  66   0.1  0.4  0.6  0.3  0.4   ND3  1.09
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    30     7      3   300  (WNW)    185  ptly cldy   none
     17:00    31     5      8   343  (NNW)    124  ptly cldy   none
     18:00    32     6      3   358    (N)    150 mstly cldy   none
     19:00    34     5     12   343  (NNW)    137  ptly cldy   none
     20:00    35     6     11   339  (NNW)    133  ptly cldy   none
     21:00    34     7     11   327  (NNW)    138 mstly clr    none
     22:00    31     8      8   279    (W)    181    clear     none
     23:00    31     9     11   318   (NW)    208    clear     none
     00:00    31     9     10     3    (N)    183    clear     none
     01:00    30    10     19   342  (NNW)    166 mstly clr    none
     02:00    30    12     35     4    (N)    143 mstly clr    none
     03:00    30    13     24     8    (N)    191  ptly cldy   none
     04:00    32    11     26    14  (NNE)     57  ptly cldy   none
     05:00    31    12     27    13  (NNE)    100  ptly 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: 1.2.4
    Current TUI version: 2.6.0