Subject: 3.5m Night Log 20230409
From: dembicky@apo.nmsu.edu
Date: Mon, 10 Apr 2023 12:43:17 +0000 (UTC)
                      Apache Point Observatory
                      3.5m Telescope Night Log
                      Sunday, April 09, 2023
PROG  PI ASTRONOMER      OBSERVER(S)
--------------------------------------------------------------------
JH07  R.Vervack         R.Vervack
NM08  E.Nielsen         J.Klusmeyer, B.Robertson
UW09  B.Morris          L.Hebb
AP01  S.Merkowitz       R.McMillan
                         ON-SKY
PROG  INSTRUMENT     START   FINISH
--------------------------------------------------------------------
JH07  KOSMOS         19:37   20:35
NM08  ECHELLE        20:40   01:10
UW09  ECHELLE        01:10   05:37
AP01  APOLLO         05:38   06:22
   PROG       SCHEDULED      WEATH     EQUIP     OBS     NOT USED
 I/ROW/DTN  START  FINISH   D    B    D    B    D    B    D    B
-----------------------------------------------------------------
JH07/R      19:37  20:42    0    0    0    0   1.1  0.0   0    0
NM08/R      20:42  01:10    0    0    0    0   2.7  1.8   0    0
UW09/R      01:10  05:32    0    0    0    0   0.0  4.4   0    0
AP01/R      05:32  06:32    0    0    0    0   0.0  1.0   0    0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
Observing Specialist: J.Dembicky
Tonight we found out, with clear skies, that the ND1 filter installed on the KOSMOS slitviewer isn't quite dark enough for Mercury.  I will swap it out with the ND2 for tomorrow night.
No problems tonight
                    ------- 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
--------------------------------------------------------------------------
 19:41 khigh   450( 1056) -84  52  10.0 12.8 12.2 12.4 10.9   ND1  1.25
 21:00 ecamera    376( -150) -134  43  10.0 10.9 10.9 10.2 10.1   clear  1.06
 01:12 ecamera    389( -273) 145  41  10.0  7.9  8.7  8.0  9.1   ND2  0.85
 05:44 APOLLO     425( 1428) -21  28  10.0  5.2  6.1  5.3  4.8   --  2.50
               ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00                 13   253  (WSW)   1452    clear     none
     17:00                  8   236   (SW)   1220    clear     none
     18:00                 11   336  (NNW)   1292    clear     none
     19:00                  7   275    (W)   1364    clear     none
     20:00                  4   341  (NNW)   1283    clear     none
     21:00                  7    19  (NNE)   1332    clear     none
     22:00                 13    68  (ENE)   1422    clear     none
     23:00                 12    77  (ENE)   1453    clear     none
     00:00                 11    71  (ENE)   1608    clear     none
     01:00                  5    71  (ENE)   1642    clear     none
     02:00                  9    87    (E)   1900    clear     none
     03:00                 12    84    (E)   1796    clear     none
     04:00                  6    90    (E)   1830    clear     none
     05:00                  5   100    (E)   1803 mstly clr    none
     06:00                  7    91    (E)   1981 mstly clr    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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Current HUB version: v20171231_01
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