OBSERVING PERIODS- 2026
      (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)
     ---------------------------------------------
     2025 Dec 28-Jan 10    BRIGHT    FULL   Jan 03
     2026 Jan 11-Jan 26    DARK      NEW    Jan 18
     2026 Jan 27-Feb 09    BRIGHT    FULL   Feb 01
     2026 Feb 10-Feb 24    DARK      NEW    Feb 17
     2026 Feb 25-Mar 11    BRIGHT    FULL   Mar 03
     2026 Mar 12-Mar 25    DARK      NEW    Mar 19
     2026 Mar 26-Apr 10    BRIGHT    FULL   Apr 02
     2026 Apr 11-Apr 24    DARK      NEW    Apr 17
     2026 Apr 25-May 09    BRIGHT    FULL   May 01
     2026 May 10-May 23    DARK      NEW    May 16
     2026 May 24-Jun 08    BRIGHT    FULL   May 31
     2026 Jun 09-Jun 21    DARK      NEW    Jun 15
     2026 Jun 22-Jul 07    BRIGHT    FULL   Jun 29
     2026 Jul 08-Jul 21    DARK      NEW    Jul 14
     2026 Jul 22-Aug 06    BRIGHT    FULL   Jul 29
     2026 Aug 07-Aug 20    DARK      NEW    Aug 12
     2026 Aug 21-Sep 04    BRIGHT    FULL   Aug 28
     2026 Sep 05-Sep 18    DARK      NEW    Sep 11
     2026 Sep 19-Oct 03    BRIGHT    FULL   Sep 26
     2026 Oct 04-Oct 18    DARK      NEW    Oct 10
     2026 Oct 19-Nov 01    BRIGHT    FULL   Oct 26
     2026 Nov 02-Nov 17    DARK      NEW    Nov 09
     2026 Nov 18-Dec 01    BRIGHT    FULL   Nov 24
     2026 Dec 02-Dec 17    DARK      NEW    Dec 09
     2026 Dec 18-Dec 30    BRIGHT    FULL   Dec 24
     2026 Dec 31-Jan 15    DARK      NEW    Jan 07
     ---------------------------------------------