KECK OBSERVATORY CALENDAR FOR 2037 -ASTRONOMICAL (computed for altitude 4160.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) Zenith 2037 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 18 18 h h % h m d m deg THU JAN 01 18 05 18 45 19 12 17 46 05 39 06 06 06 46 01 39 06 28 12 08 10.4 0.0 0 0711 2029 10 FRI JAN 02 18 06 18 46 19 13 18 50 05 39 06 06 06 46 01 44 06 32 12 12 10.4 0.0 0 0815 1912 24 SAT JAN 03 18 06 18 47 19 14 19 54 05 39 06 06 06 47 01 49 06 36 12 15 10.4 0.7 6 0918 1634 39 SUN JAN 04 18 07 18 47 19 14 20 59 05 40 06 07 06 47 01 53 06 39 12 20 10.4 1.8 16 1018 1250 53 MON JAN 05 18 07 18 48 19 15 22 01 05 40 06 07 06 47 01 58 06 43 12 24 10.4 2.8 26 1115 0823 66 TUE JAN 06 18 08 18 48 19 15 23 01 05 40 06 07 06 47 02 02 06 47 12 28 10.4 3.8 36 1209 0331 80 WED JAN 07 18 09 18 49 19 16 23 59 05 41 06 07 06 48 02 07 06 51 12 33 10.4 4.7 45 1257-0052 >90 THU JAN 08 18 09 18 50 19 16 00 56 05 41 06 08 06 48 02 10 06 55 12 37 10.4 5.7 54 1354-0605 >90 FRI JAN 09 18 10 18 50 19 17 01 51 05 41 06 08 06 48 02 15 06 59 12 41 10.4 6.6 63 1445-1023 >90 SAT JAN 10 18 11 18 51 19 18 02 46 14 01 05 41 06 08 06 48 02 20 07 03 12 45 10.4 7.5 71 1536-1406 >90 SUN JAN 11 18 11 18 51 19 18 03 41 14 45 05 42 06 08 06 48 02 24 07 07 12 50 10.4 8.4 80 1627-1704 >90 MON JAN 12 18 12 18 52 19 19 04 34 15 31 05 42 06 09 06 49 02 29 07 11 12 54 10.4 9.2 89 1719-1910 >90 TUE JAN 13 18 12 18 53 19 19 05 27 16 19 05 42 06 09 06 49 02 33 07 15 12 58 10.4 10.1 97 1811-2020 >90 WED JAN 14 18 13 18 53 19 20 06 17 17 09 05 42 06 09 06 49 02 38 07 19 13 02 10.4 10.4 100 1903-2031 >90 THU JAN 15 18 14 18 54 19 20 17 59 05 42 06 09 06 49 02 42 07 23 13 06 10.4 10.4 100 1954-1947 >90 FRI JAN 16 18 14 18 54 19 21 18 50 05 42 06 09 06 49 02 47 07 27 13 10 10.3 10.3 100 2044-1810 >90 SAT JAN 17 18 15 18 55 19 22 19 41 05 42 06 09 06 49 02 52 07 31 13 14 10.3 10.0 96 2132-1549 >90 SUN JAN 18 18 16 18 55 19 22 20 30 05 43 06 09 06 49 02 56 07 35 13 19 10.3 9.2 89 2219-1249 >90 MON JAN 19 18 16 18 56 19 23 21 19 05 43 06 09 06 49 03 01 07 39 13 23 10.3 8.4 81 2304-0919 >90 TUE JAN 20 18 17 18 57 19 23 22 08 05 43 06 09 06 49 03 05 07 43 13 26 10.3 7.6 73 2349-0528 >90 WED JAN 21 18 18 18 57 19 24 22 56 05 43 06 09 06 49 03 10 07 46 13 30 10.3 6.8 65 0033-0122 >90 THU JAN 22 18 18 18 58 19 24 23 45 05 43 06 09 06 49 03 14 07 50 13 34 10.3 6.0 57 0118 0250 >90 FRI JAN 23 18 19 18 58 19 25 00 35 05 43 06 09 06 49 03 19 07 54 13 38 10.3 5.1 49 0205 0658 85 SAT JAN 24 18 19 18 59 19 25 01 27 05 43 06 09 06 49 03 23 07 58 13 42 10.3 4.3 41 0253 1100 74 SUN JAN 25 18 20 18 59 19 26 02 22 05 43 06 09 06 48 03 28 08 02 13 46 10.3 3.3 32 0344 1438 61 MON JAN 26 18 21 19 00 19 26 03 20 05 43 06 09 06 48 03 31 08 06 13 50 10.3 2.4 23 0439 1737 49 TUE JAN 27 18 21 19 01 19 27 14 29 04 20 05 42 06 09 06 48 03 36 08 10 13 53 10.2 1.4 13 0538 1942 36 WED JAN 28 18 22 19 01 19 27 15 25 05 21 05 42 06 09 06 48 03 40 08 14 13 57 10.2 0.3 3 0640 2034 22 THU JAN 29 18 22 19 02 19 28 16 27 06 21 05 42 06 08 06 48 03 45 08 18 14 01 10.2 0.0 0 0744 2001 08 FRI JAN 30 18 23 19 02 19 28 17 32 05 42 06 08 06 47 03 49 08 22 14 05 10.2 0.0 0 0848 1759 06 SAT JAN 31 18 24 19 03 19 29 18 38 05 42 06 08 06 47 03 54 08 26 14 09 10.2 0.0 0 0951 1438 21 ONE LINE REFERS TO EVENING DATE FULL MOON Jan 02 02:35 UT AND FOLLOWING MORNING. LAST QUARTER Jan 08 18:30 UT All dates and times are zone HST NEW MOON Jan 16 09:33 UT in upper table (except sid time). FIRST QUARTER Jan 24 14:56 UT FULL MOON Jan 31 14:03 UT