KECK OBSERVATORY CALENDAR FOR 2031 -NAUTICAL (computed for altitude 4160.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) Zenith 2031 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 12 12 h h % h m d m deg SUN JUN 01 19 08 19 50 20 20 15 16 03 22 04 19 04 49 05 31 12 10 16 21 21 11 9.0 1.4 16 1345-1413 51 MON JUN 02 19 08 19 51 20 20 16 16 04 12 04 19 04 49 05 31 12 15 16 25 21 15 9.0 0.6 6 1443-1748 45 TUE JUN 03 19 09 19 51 20 21 17 19 05 08 04 19 04 49 05 31 12 19 16 29 21 18 9.0 0.0 0 1544-2024 42 WED JUN 04 19 09 19 51 20 21 18 23 06 09 04 19 04 49 05 31 12 23 16 33 21 22 9.0 0.0 0 1649-2139 42 THU JUN 05 19 10 19 52 20 22 19 27 04 19 04 49 05 31 12 28 16 37 21 26 8.9 0.0 0 1755-2122 45 FRI JUN 06 19 10 19 52 20 22 20 27 04 19 04 49 05 31 12 32 16 41 21 30 8.9 0.6 6 1859-1934 52 SAT JUN 07 19 10 19 53 20 23 21 22 04 19 04 49 05 31 12 37 16 44 21 34 8.9 1.5 16 2001-1627 60 SUN JUN 08 19 11 19 53 20 23 22 13 04 19 04 49 05 31 12 41 16 48 21 38 8.9 2.3 26 2100-1223 70 MON JUN 09 19 11 19 53 20 23 22 59 04 19 04 49 05 31 12 45 16 52 21 42 8.9 3.1 34 2155-0740 79 TUE JUN 10 19 11 19 54 20 24 23 42 04 19 04 49 05 31 12 50 16 56 21 46 8.9 3.8 42 2247-0239 89 WED JUN 11 19 12 19 54 20 24 00 22 04 19 04 49 05 31 12 54 17 00 21 50 8.9 4.5 50 2339 0204 >90 THU JUN 12 19 12 19 55 20 25 01 02 04 19 04 49 05 31 12 59 17 04 21 54 8.9 5.1 57 0028 0640 >90 FRI JUN 13 19 12 19 55 20 25 01 42 14 11 04 19 04 49 05 31 13 02 17 08 21 58 8.9 5.8 64 0117 1049 >90 SAT JUN 14 19 13 19 55 20 25 02 24 15 04 04 19 04 49 05 31 13 06 17 12 22 02 8.9 6.5 72 0206 1422 >90 SUN JUN 15 19 13 19 56 20 26 03 06 15 57 04 19 04 49 05 32 13 11 17 16 22 06 8.9 7.2 80 0256 1712 >90 MON JUN 16 19 13 19 56 20 26 03 51 16 49 04 19 04 49 05 32 13 15 17 20 22 10 8.9 7.9 89 0346 1912 >90 TUE JUN 17 19 13 19 56 20 26 04 39 17 41 04 19 04 49 05 32 13 19 17 24 22 14 8.9 8.7 98 0437 2018 >90 WED JUN 18 19 14 19 56 20 27 05 27 18 31 04 19 04 49 05 32 13 23 17 28 22 18 8.9 8.9 100 0527 2027 >90 THU JUN 19 19 14 19 57 20 27 06 17 19 18 04 19 04 50 05 32 13 28 17 32 22 23 8.9 8.9 100 0617 1941 >90 FRI JUN 20 19 14 19 57 20 27 20 03 04 20 04 50 05 32 13 32 17 36 22 27 8.9 8.8 98 0706 1804 >90 SAT JUN 21 19 14 19 57 20 27 20 45 04 20 04 50 05 33 13 36 17 40 22 30 8.9 8.1 90 0754 1540 >90 SUN JUN 22 19 15 19 57 20 28 21 24 04 20 04 50 05 33 13 40 17 44 22 34 8.9 7.4 83 0841 1236 >90 MON JUN 23 19 15 19 58 20 28 22 02 04 20 04 50 05 33 13 45 17 48 22 38 8.9 6.8 76 0926 0900 >90 TUE JUN 24 19 15 19 58 20 28 22 38 04 21 04 51 05 33 13 49 17 51 22 43 8.9 6.2 69 1012 0459 >90 WED JUN 25 19 15 19 58 20 28 23 15 04 21 04 51 05 34 13 53 17 55 22 47 8.9 5.6 63 1057 0040 >90 THU JUN 26 19 15 19 58 20 28 23 52 04 21 04 51 05 34 13 57 17 59 22 51 8.9 5.0 56 1144-0349 >90 FRI JUN 27 19 16 19 58 20 28 00 31 04 21 04 52 05 34 14 01 18 03 22 56 8.9 4.4 48 1233-0812 86 SAT JUN 28 19 16 19 58 20 28 01 13 04 22 04 52 05 35 14 05 18 07 23 00 8.9 3.7 41 1324-1229 77 SUN JUN 29 19 16 19 58 20 28 02 00 04 22 04 52 05 35 14 09 18 11 23 04 8.9 2.9 32 1418-1619 68 MON JUN 30 19 16 19 58 20 29 15 00 02 51 04 22 04 53 05 35 14 12 18 15 23 09 8.9 2.0 22 1516-1918 59 ONE LINE REFERS TO EVENING DATE FULL MOON Jun 05 11:58 UT AND FOLLOWING MORNING. LAST QUARTER Jun 12 02:21 UT All dates and times are zone HST NEW MOON Jun 19 22:23 UT in upper table (except sid time). FIRST QUARTER Jun 28 00:19 UT