Subject: 3.5m Night Log 20240905
From: mcroom@apo.nmsu.edu
Date: Fri,  6 Sep 2024 10:10:15 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Thursday, September 05, 2024
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
OU01  G.Jewett          G.Jewett
BY02  M.Joner           B.Boizelle
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
OU01  ARCTIC         --:--   --:--
BY02  KOSMOS         --:--   --:--
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
OU01/R      19:30  01:10  4.4  1.2    0    0   0    0     0    0
BY02/R      01:10  06:33  5.4   0     0    0   0    0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: M.Croom
Never got on sky. Poor weather conditions (high humidity, clouds) persisted all night with the occasional rain shower and excessive winds. Minimally useful time remaining for science happened at 04:00 and we gave up shortly thereafter.
                    ------- 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
--------------------------------------------------------------------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    63    48      6   114  (ESE)    535   cloudy     none
     17:00    55    50     18    69  (ENE)          cloudy     rain
     18:00    56    49     24    73  (ENE)         ptly cldy  humid
     19:00    55    48     20    73  (ENE)         ptly cldy  humid
     20:00    53    48     19    79    (E)        mstly clr   humid
     21:00    53    50     24    65  (ENE)         ptly cldy  humid
     22:00    53    50     19    70  (ENE)        mstly clr   humid
     23:00    49    48     30    75  (ENE)        mstly cldy   rain
     00:00    49    48     26    70  (ENE)        mstly cldy lt rain
     01:00    49    46     19    73  (ENE)          cloudy   lt rain
     02:00    48    47     22    69  (ENE)          cloudy    humid
     03:00    48    47     21    68  (ENE)          cloudy    humid
     04:00    47    47     11    69  (ENE)          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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