Subject: 3.5m Night Log 20200722
From: trudyk@apo.nmsu.edu
Date: Thu, 23 Jul 2020 10:29:56 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Wednesday, July 22, 2020
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
NM06  M.Prescott        M.Prescott,K.Sanderson,A.Dijeau
UW07  G.Wallerstein     C.Sakari
                         ACTUAL
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
NM06  DIS            --:--   --:--
UW07  ECHELLE        --:--   --:--
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
NM06/R      20:17  01:10    3.1  1.8  0    0   0.0  0.0   0    0
UW07/R      01:10  06:03    4.9  0.0  0    0   0.0  0.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: T.Rudyk
Evening started overcast. Heavy thunderstorms rolled in around 20:40. Rain stopped around 22:00 then started again around 00:00. Rain was still going at 02:00. Same at 03:00, though more of a mist. By 04:30 we gave up. We did not open at all.
                    ------- 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
--------------------------------------------------------------------------
            ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    62    34      5   187    (S)   2889   cloudy   lt rain
     17:00    63    33      5   168  (SSE)   2362   cloudy     none
     18:00    58    32     10   185    (S)   2731   cloudy     none
     19:00    57    30      2    52   (NE)          cloudy     none
     20:00    57    31      6    87    (E)          cloudy     rain
     21:00    55    30     18   125   (SE)          cloudy     rain
     22:00    56    31     11   126   (SE)          cloudy     none
     23:00    55    32     13    78  (ENE)          cloudy     none
     00:00    53    31     18   102  (ESE)          cloudy     rain
     01:00    53    31     19   126   (SE)          cloudy   lt rain
     02:00    55    31     20   125   (SE)    206   cloudy     rain
     03:00    55    31     20   142   (SE)    442   cloudy   lt rain
     04:00    54    30     16   155  (SSE)    620 mstly 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.
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