Subject: 3.5m Night Log 20190811
From: trudyk@apo.nmsu.edu
Date: Mon, 12 Aug 2019 12:10:08 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Sunday, August 11, 2019
                                                           ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
--------------------------------------------------------------------
D.Chojnowski      D.Chojnowski          ECHELLE        20:00   22:10
N.Schneider       C.Schmidt             ECHELLE        22:10   01:10
S.Lepine          N.Hejazi              ECHELLE        01:10   05:46
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 ----------------------------------------------------------------
NM02/R     20:01   22:10    0    0    0    0   0.0  2.2   0    0
CU03/R     22:10   01:10    0    0    0    0   0.0  3.0   0    0
GS03/R     01:10   06:16    0    0    0    0   2.5  2.6   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: T.Rudyk
Evening started mostly clear with good seeing. Very shortly after, clouds began to form and seeing got bad. Clouds blew out around 23:00, and it was clear and still. A last round of clouds came through around 0300 but blew out after an hours. We were open 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
--------------------------------------------------------------------------
 20:15 ecamera    371(   74) -36  73  15.4 18.3 18.4 17.9 15.9   ND4  0.78
 21:26 ecamera    339(  -39) 117  40  14.9 16.1 16.4 15.4 14.9   ND2  1.72
 01:13 ecamera    378( -117) -81  62  14.0 13.9 14.5 13.9 13.9   ND4  0.68
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    69    49     17   232   (SW)    179 mstly clr    none
     17:00    66    49     14   224   (SW)    131  ptly cldy   none
     18:00    65    50     20   244  (WSW)    143 mstly clr    none
     19:00    62    48     24   226   (SW)    155 mstly clr    none
     20:00    60    49     15   215   (SW)    161 mstly clr    none
     21:00    59    50     15   213  (SSW)     89  ptly cldy   none
     22:00    58    49     12   232   (SW)    117  ptly cldy   none
     23:00    58    49     11   211  (SSW)    174    clear     none
     00:00    58    49      8   212  (SSW)    149    clear     none
     01:00    57    49      8   190    (S)    114    clear     none
     02:00    57    50      6   205  (SSW)    172    clear     none
     03:00    58    49      5   263    (W)     94  ptly cldy   none
     04:00    57    50      5   263    (W)    131    clear     none
     05:00    57    50     10   357    (N)    156    clear     none
     06:00    56    49     19     3    (N)    130    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