OBSERVING PERIODS- 2046
      (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)
     ---------------------------------------------
     2045 Dec 31-Jan 15    DARK      NEW    Jan 07
     2046 Jan 16-Jan 29    BRIGHT    FULL   Jan 22
     2046 Jan 30-Feb 14    DARK      NEW    Feb 05
     2046 Feb 15-Feb 27    BRIGHT    FULL   Feb 20
     2046 Feb 28-Mar 15    DARK      NEW    Mar 07
     2046 Mar 16-Mar 29    BRIGHT    FULL   Mar 22
     2046 Mar 30-Apr 14    DARK      NEW    Apr 06
     2046 Apr 15-Apr 27    BRIGHT    FULL   Apr 20
     2046 Apr 28-May 13    DARK      NEW    May 06
     2046 May 14-May 27    BRIGHT    FULL   May 20
     2046 May 28-Jun 11    DARK      NEW    Jun 04
     2046 Jun 12-Jun 26    BRIGHT    FULL   Jun 18
     2046 Jun 27-Jul 10    DARK      NEW    Jul 04
     2046 Jul 11-Jul 26    BRIGHT    FULL   Jul 18
     2046 Jul 27-Aug 09    DARK      NEW    Aug 02
     2046 Aug 10-Aug 24    BRIGHT    FULL   Aug 16
     2046 Aug 25-Sep 07    DARK      NEW    Aug 31
     2046 Sep 08-Sep 23    BRIGHT    FULL   Sep 15
     2046 Sep 24-Oct 06    DARK      NEW    Sep 30
     2046 Oct 07-Oct 22    BRIGHT    FULL   Oct 14
     2046 Oct 23-Nov 05    DARK      NEW    Oct 29
     2046 Nov 06-Nov 21    BRIGHT    FULL   Nov 13
     2046 Nov 22-Dec 05    DARK      NEW    Nov 27
     2046 Dec 06-Dec 20    BRIGHT    FULL   Dec 13
     2046 Dec 21-Jan 04    DARK      NEW    Dec 27
     ---------------------------------------------