OBSERVING PERIODS- 2010
      (UT dates. Lick PST=UT-8h   Keck HST=UT-10h)
      --------------------------------------------
            DURATION       RUN           MOON
           FQ+1 to LQ      bright     PHASE  DATE
           LQ+1 to FQ      dark              (UT)
     ---------------------------------------------
     2009 Dec 25-Jan 07    BRIGHT    FULL   Dec 31
     2010 Jan 08-Jan 23    DARK      NEW    Jan 15
     2010 Jan 24-Feb 05    BRIGHT    FULL   Jan 30
     2010 Feb 06-Feb 22    DARK      NEW    Feb 14
     2010 Feb 23-Mar 07    BRIGHT    FULL   Feb 28
     2010 Mar 08-Mar 23    DARK      NEW    Mar 15
     2010 Mar 24-Apr 06    BRIGHT    FULL   Mar 30
     2010 Apr 07-Apr 21    DARK      NEW    Apr 14
     2010 Apr 22-May 06    BRIGHT    FULL   Apr 28
     2010 May 07-May 20    DARK      NEW    May 14
     2010 May 21-Jun 04    BRIGHT    FULL   May 27
     2010 Jun 05-Jun 19    DARK      NEW    Jun 12
     2010 Jun 20-Jul 04    BRIGHT    FULL   Jun 26
     2010 Jul 05-Jul 18    DARK      NEW    Jul 11
     2010 Jul 19-Aug 03    BRIGHT    FULL   Jul 26
     2010 Aug 04-Aug 16    DARK      NEW    Aug 10
     2010 Aug 17-Sep 01    BRIGHT    FULL   Aug 24
     2010 Sep 02-Sep 15    DARK      NEW    Sep 08
     2010 Sep 16-Oct 01    BRIGHT    FULL   Sep 23
     2010 Oct 02-Oct 14    DARK      NEW    Oct 07
     2010 Oct 15-Oct 30    BRIGHT    FULL   Oct 23
     2010 Oct 31-Nov 13    DARK      NEW    Nov 06
     2010 Nov 14-Nov 28    BRIGHT    FULL   Nov 21
     2010 Nov 29-Dec 13    DARK      NEW    Dec 05
     2010 Dec 14-Dec 28    BRIGHT    FULL   Dec 21
     2010 Dec 29-Jan 12    DARK      NEW    Jan 04
     ---------------------------------------------