Subject: 3.5m Night Log 20230911
From: dembicky@apo.nmsu.edu
Date: Tue, 12 Sep 2023 10:11:06 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Monday, September 11, 2023
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
OU02  A.Moss            G.Jewett
UW02  S.Hawley          L.Hebb
NM01  C.Gray            C.Gray
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
OU02  KOSMOS         --:--   --:--
UW02  ARCTIC         --:--   --:--
NM01  Echelle        --:--   --:--
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
OU02/R      19:23  21:50   2.4   0    0    0   0.0  0.0   0    0
UW02/R      21:50  04:00   6.1   0    0    0   0.0  0.0   0    0
NM01/R      04:00  06:37   0.4  2.2   0    0   0.0  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: J.Dembicky
Clouds, humidity and a little rain tonight.  Never had the chance to open.  I threw in the towel at 04:00 as it was pretty much hopeless with the clouds overhead and more moving out way.
                    ------- 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
--------------------------------------------------------------------------
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    68    39     22   237  (WSW)   1995   cloudy     rain
     17:00    56    47     17    17  (NNE)   2675   cloudy     none
     18:00    66    42      7   243  (WSW)   1988   cloudy     none
     19:00    64    42      4   258  (WSW)   1807   cloudy   lt rain
     20:00    63    43      2   192  (SSW)   1395   cloudy   lt rain
     21:00    58    48      2   193  (SSW)   5592   cloudy   lt rain
     22:00    52    51      9    93    (E)          cloudy    humid
     23:00    51    51     17    68  (ENE)          cloudy    humid
     00:00    51    51     15    81    (E)          cloudy    humid
     01:00    50    50      7    91    (E)         ptly cldy  humid
     02:00    51    49      5   108  (ESE)        mstly cldy  humid
     03:00    52    49      6   183    (S)          cloudy    humid
     04:00    52    49     11   168  (SSE)          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.
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