OBSERVING PERIODS- 2011
      (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)
     ---------------------------------------------
     2010 Dec 29-Jan 12    DARK      NEW    Jan 04
     2011 Jan 13-Jan 26    BRIGHT    FULL   Jan 19
     2011 Jan 27-Feb 11    DARK      NEW    Feb 03
     2011 Feb 12-Feb 24    BRIGHT    FULL   Feb 18
     2011 Feb 25-Mar 12    DARK      NEW    Mar 04
     2011 Mar 13-Mar 26    BRIGHT    FULL   Mar 19
     2011 Mar 27-Apr 11    DARK      NEW    Apr 03
     2011 Apr 12-Apr 25    BRIGHT    FULL   Apr 18
     2011 Apr 26-May 10    DARK      NEW    May 03
     2011 May 11-May 24    BRIGHT    FULL   May 17
     2011 May 25-Jun 09    DARK      NEW    Jun 01
     2011 Jun 10-Jun 23    BRIGHT    FULL   Jun 15
     2011 Jun 24-Jul 08    DARK      NEW    Jul 01
     2011 Jul 09-Jul 23    BRIGHT    FULL   Jul 15
     2011 Jul 24-Aug 06    DARK      NEW    Jul 30
     2011 Aug 07-Aug 21    BRIGHT    FULL   Aug 13
     2011 Aug 22-Sep 04    DARK      NEW    Aug 29
     2011 Sep 05-Sep 20    BRIGHT    FULL   Sep 12
     2011 Sep 21-Oct 04    DARK      NEW    Sep 27
     2011 Oct 05-Oct 20    BRIGHT    FULL   Oct 12
     2011 Oct 21-Nov 02    DARK      NEW    Oct 26
     2011 Nov 03-Nov 18    BRIGHT    FULL   Nov 10
     2011 Nov 19-Dec 02    DARK      NEW    Nov 25
     2011 Dec 03-Dec 18    BRIGHT    FULL   Dec 10
     2011 Dec 19-Jan 01    DARK      NEW    Dec 24
     ---------------------------------------------