Subject: 3.5m Night Log 20181227
From: dembicky@apo.nmsu.edu
Date: Fri, 28 Dec 2018 12:21:53 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Thursday, December 27, 2018
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
B.Bolin           B.Bolin               ARCTIC         --:--   --:--
B.Morris          G.Stefansson          ARCTIC         --:--   --:--
C.Gray            C.Gray                Echelle        --:--   --:--
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
UW13/R     17:13   21:40   4.5   0    0    0   0.0  0.0   0    0
UW01/R     21:40   03:30   1.2  4.6   0    0   0.0  0.0   0    0
NM03/R     03:30   06:56    0   3.4   0    0   0.0  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: J.Dembicky
Close all night due to humidity, wind (>15mph), and clouds
18:30 Camera 1.64e-6 Vacuum pump 2.68e-7
01:00 Camera 6.23e-7 Vacuum pump 4.70e-8
05:15 Camera 5.24e-7 Vacuum pump 2.40e-8
red cryrotiger turned on
I ran snow program.  Very strong winds 2nd half
Telescope parked at 104,75 at 05:00.  We didn't really get any snow during the night but the radar was showing lots of returns approaching us at the end of the night.
                    ------- 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
--------------------------------------------------------------------------
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    23    21     14   203  (SSW)          cloudy    humid
     17:00    23    21     16   208  (SSW)          cloudy    humid
     18:00    22    21     12   206  (SSW)          cloudy    humid
     19:00    22    21     18   204  (SSW)          cloudy    humid
     20:00    22    20     13   224   (SW)          cloudy    humid
     21:00    22    20     13   202  (SSW)          cloudy    humid
     22:00    22    20     16   201  (SSW)          cloudy    humid
     23:00    22    20     18   182    (S)          cloudy    humid
     00:00    23    21     19   194  (SSW)          cloudy    humid
     01:00    22    21     22   169    (S)          cloudy    humid
     02:00    22    21     29   166  (SSE)          cloudy    humid
     03:00    22    20     28   232   (SW)          cloudy    humid
     04:00    22    20     28   208  (SSW)          cloudy    humid
     05:00    21    19     28   216   (SW)          cloudy    humid
     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