Date: Sun, 24 May 2009 11:09:46 -0000 (UTC)
Subject: 3.5m Night Log 20090523
From: "Gabrelle Saurage"
                        Apache Point Observatory
                        3.5m Telescope Night Log
                        Saturday, May 23rd, 2009
                                                          ACTUAL
 ASTRONOMER     OBSERVER(S)            INSTRUMENT      START  FINISH
-------------------------------------------------------------------
 A.Reines       A.Reines, D.Whelan     DIS             20:45  00:55
 D.York         J.Barentine            DIS             00:57  05:10
   INST     SCHED(TWILIGHT) WEATH     EQUIP      OBS     DAY  NOT USED
 I/ROW/DN   START  FINISH   D    B    D    B    D    B   USE   D    B
----------------------------------------------------------------------
 UV03/R     21:02  01:05    0    0    0    0   4.0   0    0    0    0
 UC02/R     01:05  04:58    0    0    0    0   3.9   0    0    0    0
  note: scheduled times listed include instrument change time
                ------------- ACTIVITY LOG --------------
 Observing Specialist: G.Saurage
Local thunderstorms dissipated enough by sunset to open. Open all night fighting
with partly cloudy skies.
No problems.
                       ------- 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
--------------------------------------------------------------------------
 21:09 dis-slit    98(  273)  45  76   9.0 11.8 10.5 10.7  9.8     1.18
 01:03 dis-slit    57(  110) 253  44   9.3  8.7  8.9  7.8  8.5     1.34
                ------------- WEATHER LOG ----------------
                                   Wind                      Precip.or
     Time   Temp F Dewp F  MPH  Direction    Dust    Sky    Conditions
    ------------------------------------------------------------------
     16:00    53    38      7   283  (WNW)   1478  ptly cldy   none
     17:00    51    37      7   264    (W)   1418  ptly cldy   none
     18:00    52    37      4   287  (WNW)   1512  ptly cldy   none
     19:00    50    36      2   275    (W)   1493  ptly cldy   none
     20:00    49    37      2   241  (WSW)   1348  ptly cldy   none
     21:00    49    33      3   261    (W)   1472  ptly cldy   none
     22:00    50    35      2   255  (WSW)   1510  ptly cldy   none
     23:00    49    35      3   256  (WSW)   1698  ptly cldy   none
     00:00    49    35      7   243  (WSW)   1607  ptly cldy   none
     01:00    49    35      5   200  (SSW)   1589  ptly cldy   none
     02:00    49    34      7   258  (WSW)   1560  ptly cldy   none
     03:00    48    35     10   235   (SW)   1510  ptly cldy   none
     04:00    47    36      8   225   (SW)   1605  ptly cldy   none
     05:00    47    37      6   222   (SW)   1662  ptly 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.
                              TELESCOPE STATUS
      Telescope drives operational. Current TCC version: 2.10.0
      Current TUI version: TUI 1.5.1