Subject: 3.5m Night Log 20240403
From: mcmillan@apo.nmsu.edu
Date: Thu,  4 Apr 2024 12:32:02 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Wednesday, April 03, 2024
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
OU01  M.Kilic           M.Kilic+class
CU02  Y.Notsu           Y.Notsu
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
OU01  KOSMOS         19:49   01:12
CU02  ECHELLE        01:16   06:02
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
OU01/R      19:34  01:10    0    0    0    0   5.6  0.0   0    0
CU02/R      01:10  06:38    0    0    0    0   3.1  2.3   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: R.McMillan
A lovely clear night, good seeing during first half and meh seeing during second half.  Galaxies actually DO look good in the eyepiece, but only during dark time!
                    ------- 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
--------------------------------------------------------------------------
 03:14 ecamera    438( -190) 210  68   2.7  1.6  3.0  2.5  2.6   ND2  0.97
 19:09 kosmos   325( 1076)  65  65   5.9  8.5  7.6  8.4  7.0   -  0.93
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    49    23     10   259    (W)    488    clear     none
     17:00    48    18      5   252  (WSW)    398    clear     none
     18:00    48    16     10   298  (WNW)    430    clear     none
     19:00    44    13      8   304   (NW)    391    clear     none
     20:00    43    10      7   322   (NW)    360    clear     none
     21:00    43    10      6   302  (WNW)    401    clear     none
     22:00    43    11      7   224   (SW)    392    clear     none
     23:00    42    13      5   193  (SSW)    382    clear     none
     00:00    41    13      8   190    (S)    515    clear     none
     01:00    39    14      3   195  (SSW)    495    clear     none
     02:00    39    14      8   183    (S)    471    clear     none
     03:00    39    14      7   186    (S)    440    clear     none
     04:00    37    13      6   179    (S)    414    clear     none
     05:00    40    13      6   186    (S)    411    clear     none
     06:00    38    12      6   189    (S)    433    clear     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.
              ----------  TELESCOPE SOFTWARE  ----------
Current TCC version: 1.4.2
Current HUB version: v20171231_01
Current TUI version: 3.1.3