Subject: 3.5m Night Log 20240306
From: ajt@apo.nmsu.edu
Date: Thu,  7 Mar 2024 12:34:20 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Wednesday, March 06, 2024
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
WY04  M.Brotherton      M.Brotherton
UV03  M.Skrutskie       M.Shahbandeh
UW02  P.Yoachim         P.Yoachim
GS01  D.Crenshaw        J.Falcone,M.Shea
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
WY04  TSPEC          --:--   --:--
UV03  TSPEC          --:--   --:--
UW02  KOSMOS         --:--   --:--
GS01  KOSMOS         --:--   --:--
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
WY04/R      18:13  19:43  1.5    0    0    0   0.0  0.0   0    0
UV03/R      19:43  21:10  1.4    0    0    0   0.0  0.0   0    0
UW02/R      21:10  00:10  3.0    0    0    0   0.0  0.0   0    0
GS01/R      00:10  06:15  4.6  1.5    0    0   0.0  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: A.Townsend
Completely overcast all night. We had elevated wind speeds and lots of radar with some very light flurries off and on after 20:30. We gave up at 04:45 with no real hope of the clouds clearing at all.
                    ------- 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    40    12     13   221   (SW)    795   cloudy     none
     17:00    39    12     14   236   (SW)    742   cloudy     none
     18:00    38    12     18   236   (SW)    740   cloudy     none
     19:00    38    13     16   241  (WSW)    748   cloudy     none
     20:00    38    18     21   268    (W)    751   cloudy   lt snow
     21:00    37    18     19   261    (W)    854   cloudy   lt snow
     22:00    37    19     26   257  (WSW)    681   cloudy     none
     23:00    36    21     21   214   (SW)    918   cloudy     none
     00:00    36    20     26   234   (SW)   2927   cloudy     none
     01:00    35    19     24   210  (SSW)   3921   cloudy     none
     02:00    35    19     26   218   (SW)    971   cloudy     none
     03:00    35    17     24   233   (SW)    678   cloudy     none
     04:00    35    16     16   261    (W)   1001   cloudy     none
     05:00    34    14     13   269    (W)   1043   cloudy     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.
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