Subject: 3.5m Night Log 20250105
From: dembicky@apo.nmsu.edu
Date: Mon,  6 Jan 2025 14:16:44 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Sunday, January 05, 2025
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
AP02  S.Merkowitz       R.McMillan
JH05  L.Flagg           L.Flagg
NM09  D.Bizyaev         D.Bizyaev
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
AP02  APOLLO         17:20   18:22
JH05  TSPEC          18:23   23:58
NM09  KOSMOS         00:17   07:00
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
AP02/R      17:20  18:20    0    0    0    0   0.0  1.0   0    0
JH05/R      18:20  00:10    0    0    0    0   0.6  5.2   0    0
NM09/R      00:10  06:58    0    0    0    0   6.8  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: J.Dembicky
I turned the APOLLO chiller off at midnight when I changed instruments.
No problems tonight.
                    ------- 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
--------------------------------------------------------------------------
 17:29 APOLLO     375( 1474) -12  72  -0.5  0.5  0.8  0.9 -0.4   --  1.80
 18:28 tcamera    303(  836) -34  61  -0.7 -0.4 -0.2 -1.0 -0.9   Ks  1.32
 00:28 kosmos   303(  513) -139  58  -2.3 -1.9 -2.3 -3.0 -2.6   --  1.10
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    33   -11      9    15  (NNE)     98  ptly cldy   none
     17:00    31    -8     14    31  (NNE)    164 mstly clr    none
     18:00    30   -13     11    26  (NNE)     89    clear     none
     19:00    31   -12     20    14  (NNE)    112    clear     none
     20:00    30    -2     17   356    (N)    123 mstly clr    none
     21:00    30    -1      9     7    (N)    120 mstly clr    none
     22:00    29     1      3    80    (E)    141    clear     none
     23:00    28     1     12   350    (N)    128    clear     none
     00:00    28     2      6   358    (N)    113    clear     none
     01:00    27     3      6    65  (ENE)    154    clear     none
     02:00    28     2     15     8    (N)    157    clear     none
     03:00    25     3      1   110  (ESE)    154    clear     none
     04:00    27     2      8   338  (NNW)    172    clear     none
     05:00    31     1     12   305   (NW)     94    clear     none
     06:00    28     0     12   332  (NNW)    110   mst clr    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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