Subject: 3.5m Night Log 20161219
From: trudyk@apo.nmsu.edu
Date: Tue, 20 Dec 2016 13:54:25 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Monday, December 19, 2016
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
K.McGouldrick     C.Gray                ARCTIC         17:03   20:03
J.Bally           J.Bally               ARCTIC         20:17   00:08
T.Harrison        T.Harrison            Nicfps         00:21   06:23
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
CU01/R     17:09   20:09    0    0    0    0   3.0  0.0   0    0
CU07/R     20:09   00:10    0    0    0    0   3.1  1.0   0    0
NM05/R     00:10   06:53    0    0    0    0   0.0  6.7   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: T.Rudyk
Night started out clear and calm.  High cirrus clouds started to gather around 22:00. Blew out by 02:00.  Dust was borderline high, used tel/press fans and kept louvers and int door closed. Dust died down by 05:00. We were able to observe until 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
--------------------------------------------------------------------------
 18:30 arctic   857(  771) 346  72   3.4  5.2  5.1  5.1  4.8   ND4+SDSS-r  0.75
 21:27 arctic   747(  543)  55  41   2.5  2.6  3.2  2.7  1.3   UMN 657/3  0.80
 01:35 NICFPS     741(  881)   4  57   2.9  2.7  3.2  2.8  1.3   Km-Ks  2.40
------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    41    27      6   233   (SW)   1581    clear     none
     17:00    38    28      8   262    (W)    661    clear     none
     18:00    38    29      6   232   (SW)    601    clear     none
     19:00    37    29      9   241  (WSW)   1469 mstly clr    none
     20:00    37    29     11   233   (SW)    938 mstly clr    none
     21:00    37    27      8   224   (SW)   4529 mstly clr    none
     22:00    37    28     10   235   (SW)   2565 mstly clr    none
     23:00    37    28      7   223   (SW)   4902 mstly clr    none
     00:00    38    28      7   259    (W)   3234 mstly clr    none
     01:00    38    29      5   251  (WSW)   4042 mstly clr    none
     02:00    37    28      7   258  (WSW)   3616 mstly clr    none
     03:00    37    27      6   263    (W)   5653 mstly clr    none
     04:00    38    28      7   295  (WNW)    942 mstly clr    none
     05:00    37    28      8   338  (NNW)     82 mstly clr    none
     06:00    36    27      4   357    (N)    104 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: 2.6.0