Subject: 3.5m Night Log 20230516
From: dembicky@apo.nmsu.edu
Date: Wed, 17 May 2023 11:43:25 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Tuesday, May 16, 2023
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
BY04  A.Mosenkov        A.Mosenkov
GS01  M.Crenshaw        J.Falcone
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
BY04  KOSMOS         21:30   00:00
GS01  KOSMOS         04:00   05:25
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
BY04/R      20:05  01:10   1.4   0    0    0   3.7  0.0   0    0
GS01/R      01:10  05:54   2.8   0    0    0   0.7  1.2   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: J.Dembicky
Delayed starting until 21:30 due to clouds.
Clouds closed us again at 00:00 with some sprinkles around 01:30.
We re-opened at 04:00.
No telescope 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
--------------------------------------------------------------------------
 21:43 kosmos   549( 1038)  32  81  10.5 10.6 10.5 10.6 10.4   --  1.13
 04:14 khigh   805( 1237)  97  51   8.0  9.1  9.7  8.9  7.9   --  1.30
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    51    37      6    87    (E)    398   cloudy     none
     17:00    52    44      3    98    (E)    410   cloudy     none
     18:00    54    42      3   219   (SW)    299   cloudy     none
     19:00    50    43      4   195  (SSW)    369   cloudy     none
     20:00    50    41      6   201  (SSW)    444   cloudy     none
     21:00    51    40      2   200  (SSW)    426  ptly cldy   none
     22:00    52    40      1   225   (SW)    422  ptly cldy   none
     23:00    50    40      3   218   (SW)    439  ptly cldy   none
     00:00    51    39      2   238  (WSW)    444   cloudy     none
     01:00    51    40      7   232   (SW)    466   cloudy   lt rain
     02:00    51    39      7   197  (SSW)    457   cloudy     none
     03:00    47    41     14   236   (SW)    490 mstly cldy   none
     04:00    45    41      3   253  (WSW)    931  ptly cldy   none
     05:00    47    39      4   282  (WNW)   1013  ptly cldy   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: 3.1.1