Subject: 3.5m Night Log 20240314
From: dembicky@apo.nmsu.edu
Date: Fri, 15 Mar 2024 11:14:44 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Thursday, March 14, 2024
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
WY04  M.Brotherton      M.Brotherton
NM06  K.Sanderson       K.Sanderson
UW05  C.Orion           C.Orion
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
WY04  TSPEC          --:--   --:--
NM06  KOSMOS         --:--   --:--
UW05  ARCTIC         --:--   --:--
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
WY04/R      19:19  20:49    0   1.5   0    0   0.0  0.0   0    0
NM06/R      20:49  01:10   0.6  3.8   0    0   0.0  0.0   0    0
UW05/R      01:10  07:04   5.0   0    0    0   0.0  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: J.Dembicky
Clouds all night.  Some light flurries (nothing sticking) started around 23:00.  The wind really picked up after midnight with gusts over 40MPH as well as the humidity rising to 95%.
I gave up at 05:00 with high humidity and cloudy skies.
                    ------- 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    45    20     15   204  (SSW)   1057   cloudy     none
     17:00    45    18     14   227   (SW)    974   cloudy     none
     18:00    44    18     11   195  (SSW)   1099   cloudy     none
     19:00    41    16     13   132   (SE)   1169   cloudy     none
     20:00    40    18     20   115  (ESE)   1231   cloudy     none
     21:00    41    16     19   111  (ESE)   1298   cloudy     none
     22:00    40    18     16   111  (ESE)   1640   cloudy     none
     23:00    40    19     20   111  (ESE)   3007   cloudy   lt snow
     00:00    33    26     32    76  (ENE)   2986   cloudy   lt snow
     01:00    31    28     24    77  (ENE)        mstly cldy lt snow
     02:00    30    28     31    77  (ENE)          cloudy   lt snow
     03:00    29    28     42    84    (E)          cloudy    humid
     04:00    28    28     29    85    (E)          cloudy    humid
     05:00    28    28     27    79    (E)          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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