Subject: 3.5m Night Log 20190304
From: trudyk@apo.nmsu.edu
Date: Tue,  5 Mar 2019 13:38:34 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Monday, March 04, 2019
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
A.Kosakowski      A.Kosakowski          DIS            18:11   00:10
D.Bizyaev         D.Bizyaev             DIS            00:10   06:15
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
OU02/R     18:11   00:10    0    0    0    0   6.0  0.0   0    0
NM07/R     00:10   06:18    0    0    0    0   5.9  0.2   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: T.Rudyk
We started with high thin clouds. They grew thinner as sunset approached. It cleared out by nightfall, though seeing was not very good. It stayed clear and we were able to observe all night.
                    ------- FAILURE LOG -------
PROG   INST   FAILURE MODE     TIME
    (SEDFNVOG)   TI/SHU    START  FINISH  DESCRIPTION
----------------------------------------------------------------------
            ---------------- FOCUS LOG ---------------
Time  Instrument  Focus     Az  El  Temp Strc Prim  Sec  Air  filt  FWHM
--------------------------------------------------------------------------
 18:28 dcamera    592(  502) 183  70   2.2  4.2  4.2  3.8  2.7   -  1.91
 19:52 dcamera    729(  526) 110  79   2.4  2.0  3.0  2.2  2.2   -  1.68
 00:14 dcamera    697(  471) 216  55   2.2  1.4  2.2  1.8  2.0   -  1.50
           ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    41    20     15   256  (WSW)    375  ptly cldy   none
     17:00    40    21     17   242  (WSW)    527 mstly clr    none
     18:00    37    18     16   259    (W)    487 mstly clr    none
     19:00    37    17     17   264    (W)    501 mstly clr    none
     20:00    36    15      8   249  (WSW)    616    clear     none
     21:00    36    15     14   260    (W)    512    clear     none
     22:00    37    14      7   274    (W)    470    clear     none
     23:00    37    14     20   275    (W)    440    clear     none
     00:00    36    17      6   292  (WNW)    419    clear     none
     01:00    36    17     16   285  (WNW)    465    clear     none
     02:00    35    17     12   331  (NNW)    538    clear     none
     03:00    38    15     13   305   (NW)    423    clear     none
     04:00    38    13     16   295  (WNW)    399    clear     none
     05:00    38     9     17   317   (NW)    335    clear     none
     06:00    38     4      9   320   (NW)    324    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 STATUS
    Telescope drives operational. Current TCC version: 1.2.4
    Current TUI version: 2.6.0