OBSERVING PERIODS- 2020 (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) --------------------------------------------- 2019 Dec 20-Jan 03 DARK NEW Dec 26 2020 Jan 04-Jan 17 BRIGHT FULL Jan 10 2020 Jan 18-Feb 02 DARK NEW Jan 24 2020 Feb 03-Feb 15 BRIGHT FULL Feb 09 2020 Feb 16-Mar 02 DARK NEW Feb 23 2020 Mar 03-Mar 16 BRIGHT FULL Mar 09 2020 Mar 17-Apr 01 DARK NEW Mar 24 2020 Apr 02-Apr 14 BRIGHT FULL Apr 08 2020 Apr 15-Apr 30 DARK NEW Apr 23 2020 May 01-May 14 BRIGHT FULL May 07 2020 May 15-May 30 DARK NEW May 22 2020 May 31-Jun 13 BRIGHT FULL Jun 05 2020 Jun 14-Jun 28 DARK NEW Jun 21 2020 Jun 29-Jul 12 BRIGHT FULL Jul 05 2020 Jul 13-Jul 27 DARK NEW Jul 20 2020 Jul 28-Aug 11 BRIGHT FULL Aug 03 2020 Aug 12-Aug 25 DARK NEW Aug 19 2020 Aug 26-Sep 10 BRIGHT FULL Sep 02 2020 Sep 11-Sep 24 DARK NEW Sep 17 2020 Sep 25-Oct 10 BRIGHT FULL Oct 01 2020 Oct 11-Oct 23 DARK NEW Oct 16 2020 Oct 24-Nov 08 BRIGHT FULL Oct 31 2020 Nov 09-Nov 22 DARK NEW Nov 15 2020 Nov 23-Dec 08 BRIGHT FULL Nov 30 2020 Dec 09-Dec 21 DARK NEW Dec 14 2020 Dec 22-Jan 06 BRIGHT FULL Dec 30 ---------------------------------------------