Subject: 3.5m Night Log 20231129
From: cgray@apo.nmsu.edu
Date: Thu, 30 Nov 2023 11:14:10 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Wednesday, November 29, 2023
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
NM11  A.Smith           E.Nielsen
CU02  A.Kowalski        J.Libby-Roberts
UW09  B.Morrris          B.Morris
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
NM11  ECHELLE        17:45   22:14
CU02  ARCTIC         22:20   00:35
UW09  ECHELLE        --:--   --:--
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
NM11/R      17:06  22:20    0    0    0    0   1.8  3.5   0    0
CU02/R      22:20  03:10    0   2.5   0    0   0.0  2.3   0    0
UW09/R      03:10  06:38   0.0  3.5   0    0    0    0    0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: C.Gray
The night started out clear! And with good seeing! I didn't expect the storm to hit at all but then, right on cue, it hit a little before 1 am. However, we did not get any snow, only a light drizzling of rain.
                    ------- 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
--------------------------------------------------------------------------
 18:08 ecamera    416(  -98) -31  37   2.7  3.6  3.6  3.4  2.8   ND2  1.28
 22:25 arctic   411(  905) 134  42   2.8  1.7  3.2  2.7  2.6   semrock  1.16
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    41    28     10   206  (SSW)    495    clear     none
     17:00    37    30      8   187    (S)    658    clear     none
     18:00    36    23     12   189    (S)    416  ptly cldy   none
     19:00    36    28     10   187    (S)    614 mstly clr   humid
     20:00    37    21     14   199  (SSW)    378    clear    humid
     21:00    38    13     13   234   (SW)    286 mstly clr    none
     22:00    38    15     12   224   (SW)    395 mstly clr    none
     23:00    37    21     15   217   (SW)    621 mstly cldy   none
     00:00    37    24     15   205  (SSW)    815 mstly cldy lt rain
     01:00    36    25     21   214   (SW)    814   cloudy   lt rain
     02:00    35    31     22   219   (SW)   1446   cloudy   lt rain
     03:00    33    32     17   267    (W)          cloudy   lt rain
     04:00    30    29     20   263    (W)          cloudy   lt rain
     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