Subject: 3.5m Night Log 20201013
From: mcmillan@apo.nmsu.edu
Date: Wed, 14 Oct 2020 13:16:05 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Tuesday, October 13, 2020
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
CU03  W.Cauley          W.Cauley
GS01  M.Crenshaw        B.Meena,G.Polack
                         ACTUAL
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
CU03  ECHELLE        18:40   01:00
GS01  ARCTIC         01:04   06:45
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
CU03/R      18:40  01:10    0    0    0    0   6.5  0.0   0    0
GS01/R      01:10  06:59    0    0    0    0   3.3  2.6   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: R.McMillan
Another lovely clear night with good seeing.  It wasn't entirely trouble-free, but all problems were resolved by mid-evening.  Even ARCSAT was pretty good, aside from the guiding being not very effective.
                    ------- 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
--------------------------------------------------------------------------
 18:56 ecamera    647(  240) 123  75  14.6 15.9 15.8 15.4 14.6   ND1  0.90
 01:11 ARCTIC     527                                            J-C_B 0.80
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    62    19      3   254  (WSW)   2330    clear     none
     17:00    61    18      3   276    (W)   2176    clear     none
     18:00    59    18      4   326   (NW)   2435    clear     none
     19:00    60    14      8   345  (NNW)   1705    clear     none
     20:00    58    15      6   332  (NNW)    786    clear     none
     21:00    57    18      5   258  (WSW)   2830    clear     none
     22:00    57    17      9   215   (SW)   2422    clear     none
     23:00    57    18      9   213  (SSW)   3136    clear     none
     00:00    57    18     12   234   (SW)   3454    clear     none
     01:00    57    17     14   246  (WSW)   2780    clear     none
     02:00    56    19      9   263    (W)   2839    clear     none
     03:00    57    20     11   270    (W)   2821    clear     none
     04:00    56    20      9   267    (W)   2611    clear     none
     05:00    55    21     14   269    (W)   2464    clear     none
     06:00    55    21     11   275    (W)   2417    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: 1.2.4
Current HUB version: v20171231_01
Current TUI version: 2.6.0