Subject: 3.5m Night Log 20200207
From: trudyk@apo.nmsu.edu
Date: Sat,  8 Feb 2020 13:44:21 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Friday, February 07, 2020
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
UW11  C.Sakari          C.Sakari
                         ACTUAL
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
UW11  ECHELLE        17:50   06:10
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
UW11/R      17:50  06:45    0    0    0    0   0.1  12.8  0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: T.Rudyk
Evening started partly cloudy with ok seeing. Seeing worsened as the night progressed. Clouds came and went, with persistant haze over the site. Clouds and haze blew out around 23:00. Seeing improved somewhat as well. It was smooth sailing from then on. We were open all night.
                    ------- FAILURE LOG -------
              FAILURE MODE     TIME
PROG   INSTR     TI/SHU    START  FINISH  DESCRIPTION
----------------------------------------------------------------------
            ---------------- FOCUS LOG ---------------
Time  Instrument  Focus     Az  El  Temp Strc Prim  Sec  Air  filt  FWHM
--------------------------------------------------------------------------
 17:52 ecamera    483( -555)  55  69   1.9  2.5  3.0  2.9  2.6   ND4  1.15
 19:11 ecamera    400( -679) 124  77   1.6  1.7  2.3  1.7  1.8   ND1  1.27
 20:37 ecamera    444( -660)  28  79   1.6  1.1  1.9  1.4  1.4   clear  1.46
 23:53 ecamera    406( -696) 169  68   3.2  1.1  1.9  1.3  1.8   clear  1.13
 03:45 ecamera    468( -611) -21  71   4.3  1.6  2.7  1.8  3.1   clear  0.90
           ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    36    20     19   297  (WNW)    196  ptly cldy   none
     17:00    37    20     13   279    (W)    158  ptly cldy   none
     18:00    37    19     20   272    (W)    156  ptly cldy   none
     19:00    35    21      9   258  (WSW)    305  ptly cldy   none
     20:00    35    20     11   237  (WSW)    306  ptly cldy   none
     21:00    37    19      7   256  (WSW)    224  ptly cldy   none
     22:00    38    18      7   252  (WSW)    197  ptly cldy   none
     23:00    34    19      4   187    (S)    255    clear     none
     00:00    38    18      8   219   (SW)    193    clear     none
     01:00    35    18      6   202  (SSW)    170    clear     none
     02:00    39    16      1   257  (WSW)    109    clear     none
     03:00    38    14      5   255  (WSW)     34    clear     none
     04:00    40    13      4   287  (WNW)     34    clear     none
     05:00    39    12      8   305   (NW)     18    clear     none
     06:00    38    14      7   300  (WNW)     33    clear     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 SOFTWARE  ----------
Current TCC version: 1.2.4
Current HUB version: v20171231_01
Current TUI version: 2.6.0