Date: Thu, 22 Apr 2010 10:47:54 -0000 (UTC)
Subject: 3.5m Night Log 20100421
From: "Gabrelle Saurage"
                       Apache Point Observatory
                       3.5m Telescope Night Log
                       Wednesday, April 21, 2010
                                                          ACTUAL
 ASTRONOMER      OBSERVER(S)         INSTRUMENT        START  FINISH
--------------------------------------------------------------------
 T.Murphy        R.McMillan          APOLLO            19:33  20:58
 T.Harrison      T.Harrison          DIS               20:48  23:40
 J.Wisniewski    J.Wisniewski,       NICFPS            --:--  --:--
   INST       SCHEDULED     WEATH     EQUIP      OBS     NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B    D    B
 --------------------------------------------------------------------
 DD01/O     19:46  20:46    0    0    0    0    0   1.0    0   0
 NM06/R     20:46  01:07    0   1.5   0    0    0   2.9    0   0
 UW04/O     01:07  06:17   3.7  1.4   0    0    0    0     0   0
note: scheduled times listed include instrument change time
              ------------- ACTIVITY LOG --------------
 Observing Specialist: G.Saurage
Clouds moving through here and there most of first half. Overcast at 23:30 with
radar returns approaching. Light rain at about 23:50. Clouds and humidity second
half.
Apollo report a probable detection of the Russian detector. Data reduction pending.
                    ------- 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
--------------------------------------------------------------------------
 19:43 APOLLO    275( 1273)  49  61  10.0 12.1 10.8 11.4 11.1     1.20
 20:54 dis-slit  262(  360) 141  76  10.1 10.2 10.1  9.7  9.8     1.05
             ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    56    38     26   224   (SW)   1797  ptly cldy   none
     17:00    57    37     18   192  (SSW)   1524  ptly cldy   none
     18:00    54    33     19   190    (S)   1442  ptly cldy   none
     19:00    53    35     17   191    (S)   1690  ptly cldy   none
     20:00    50    34     20   202  (SSW)   1600  ptly cldy   none
     21:00    50    33     20   200  (SSW)   1581  ptly cldy   none
     22:00    48    32     13   239  (WSW)   1495  ptly cldy   none
     23:00    47    31      9   211  (SSW)   1716 mstly cldy   none
     00:00    45    29     19   219   (SW)   2001   cloudy   lt rain
     01:00    44    28     18   198  (SSW)   2141   cloudy     none
     02:00    42    30     18   211  (SSW)   2090   cloudy     none
     03:00    40    30     15   257  (WSW)   2150  ptly cldy   none
     04:00    38    34     16   243  (WSW)   2593  ptly cldy  humid
     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: 2.11.1
    Current TUI version: 1.7.1