Subject: 3.5m Night Log 20090910
Date: Fri, 11 Sep 2009 12:07:54 +0000 (UTC)
From: bketzeba@apo.nmsu.edu
                        Apache Point Observatory
                        3.5m Telescope Night Log
                      Thursday, September 10, 2009
                                                         ACTUAL
 ASTRONOMER      OBSERVER(S)            INSTRUMENT     START  FINISH
 ------------------------------------------------------------------
Y. Shen           Y. Shen                TSPEC         --:--  --:--
J. Greene         J. Greene              DIS           --:--  --:--
    NST     SCHED(TWILIGHT) WEATH     EQUIP      OBS     DAY  NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B   USE   D    B
 ----------------------------------------------------------------------
PU04/R      20:10  01:05   2.6  2.3   0    0    0    0    0    0    0
PU03/R      01:05  05:51   0.0  4.8   0    0    0    0    0    0    0
 note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: B.Ketzeback, J.Huehnerhoff
Another night of variable weather with uncertain conditions.  Closed all night.
We spent the night performing DIS linearity tests.
                      ------- 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
 --------------------------------------------------------------------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    -------------------------------------------------------------------
     16:00    53    48      7    32  (NNE)    445   cloudy     none
     17:00    53    48      6     5    (N)    530   cloudy     none
     18:00    53    50      9    72  (ENE)    534   cloudy    humid
     19:00    52    47     15    55   (NE)    641   cloudy    humid
     20:00    51    47     14    64  (ENE)    586   cloudy     none
     21:00    51    45     13    78  (ENE)    479   cloudy     none
     22:00    51    45      7    84    (E)    452 mstly cldy   none
     23:00    52    42      6    91    (E)    498 mstly cldy   none
     00:00    51    44     11    80    (E)    564 mstly cldy   none
     01:00    51    41     11   103  (ESE)    439  ptly cldy   none
     02:00    50    42     17    74  (ENE)    425 mstly cldy  humid
     03:00    50    46     12    80    (E)    778 mstly cldy  humid
     04:00    51    45      8    84    (E)    807   cloudy     none
     05:00    52    40      1   221   (SW)    445   cloudy     none
     06:00    52    41      1   193  (SSW)    646   cloudy     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: 2.10.0