Subject: 3.5m Night Log 20210221
From: mcmillan@apo.nmsu.edu
Date: Mon, 22 Feb 2021 13:24:36 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Sunday, February 21, 2021
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
JH02  H.Reggiani        H.Reggiani
UV04  T.Thuan           Y.Izotov
                         ACTUAL
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
JH02  ECHELLE        18:10   00:12
UV04  TSPEC          00:15   05:45
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
JH02/R      18:03  00:10    0    0    0    0   0.0  6.1   0    0
UV04/R      00:10  06:30    0    0    0    0   3.1  3.2   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: R.McMillan
A lovely clear night with no surprises.  Seeing was neither wonderful nor awful.  Peaceful and productive.
                    ------- 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
--------------------------------------------------------------------------
 18:23 ecamera    519( -716)  53  46  -3.0 -2.0 -2.0 -2.7 -3.0   ND2  1.68
 00:22 tcamera    447(  433) 194  50  -3.4 -3.7 -3.2 -3.5 -3.4   Ks  1.10
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    28    -5     11   329  (NNW)    155    clear     none
     17:00    28    -4     16   330  (NNW)    153    clear     none
     18:00    27    -4      6   295  (WNW)    177    clear     none
     19:00    27    -5      8   351    (N)    145    clear     none
     20:00    26    -5     16    16  (NNE)    107    clear     none
     21:00    26    -2     10    18  (NNE)    138    clear     none
     22:00    25    -1     12    14  (NNE)    128    clear     none
     23:00    25     1     20    25  (NNE)    144    clear     none
     00:00    26    -2     19    25  (NNE)    131    clear     none
     01:00    26     1     10    36   (NE)    133    clear     none
     02:00    30    -4      8   332  (NNW)    109    clear     none
     03:00    29    -7     16   350    (N)    143    clear     none
     04:00    27    -7     19    15  (NNE)    144    clear     none
     05:00    26    -3     16   346  (NNW)    121    clear     none
     06:00    35    -2     11   342  (NNW)     50    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: 2.6.0