KECK OBSERVATORY CALENDAR FOR 2027 -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 2027 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 THU JUL 01 19 16 19 58 20 29 03 57 17 14 04 23 04 53 05 35 14 16 18 19 23 13 8.9 8.0 89 0500 2621 >90 FRI JUL 02 19 16 19 59 20 29 05 04 18 20 04 23 04 53 05 36 14 21 18 23 23 17 8.9 8.9 100 0606 2609 >90 SAT JUL 03 19 16 19 59 20 29 06 14 19 23 04 24 04 54 05 36 14 25 18 27 23 22 8.9 8.9 100 0711 2401 >90 SUN JUL 04 19 16 19 59 20 29 20 18 04 24 04 54 05 36 14 29 18 31 23 26 8.9 8.6 96 0814 2010 >90 MON JUL 05 19 16 19 59 20 28 21 07 04 24 04 54 05 37 14 33 18 35 23 30 8.9 7.8 87 0913 1500 >90 TUE JUL 06 19 16 19 58 20 28 21 51 04 25 04 55 05 37 14 36 18 39 23 34 8.9 7.1 78 1008 0859 >90 WED JUL 07 19 16 19 58 20 28 22 31 04 25 04 55 05 37 14 40 18 43 23 38 8.9 6.4 71 1100 0235 >90 THU JUL 08 19 16 19 58 20 28 23 09 04 26 04 56 05 38 14 44 18 47 23 43 9.0 5.8 64 1149-0348 >90 FRI JUL 09 19 16 19 58 20 28 23 47 04 26 04 56 05 38 14 48 18 51 23 47 9.0 5.2 57 1239-0953 >90 SAT JUL 10 19 16 19 58 20 28 00 25 04 27 04 56 05 39 14 52 18 54 23 51 9.0 4.5 50 1329-1518 88 SUN JUL 11 19 16 19 58 20 28 01 06 04 27 04 57 05 39 14 56 18 58 23 56 9.0 3.8 42 1419-2004 79 MON JUL 12 19 16 19 58 20 27 14 15 01 50 04 28 04 57 05 39 15 00 19 02 00 00 9.0 3.1 34 1511-2352 71 TUE JUL 13 19 16 19 58 20 27 15 11 02 37 04 28 04 58 05 40 15 04 19 06 00 05 9.0 2.3 26 1605-2626 64 WED JUL 14 19 15 19 57 20 27 16 06 03 27 04 29 04 58 05 40 15 07 19 10 00 09 9.0 1.5 16 1700-2744 57 THU JUL 15 19 15 19 57 20 27 16 59 04 20 04 29 04 59 05 40 15 10 19 14 00 14 9.0 0.7 7 1755-2741 51 FRI JUL 16 19 15 19 57 20 26 17 48 05 13 04 30 04 59 05 41 15 14 19 18 00 18 9.0 0.0 0 1849-2620 47 SAT JUL 17 19 15 19 57 20 26 18 33 06 06 04 30 05 00 05 41 15 18 19 22 00 23 9.0 0.0 0 1941-2348 44 SUN JUL 18 19 15 19 56 20 26 19 14 06 58 04 31 05 00 05 42 15 21 19 26 00 27 9.1 0.0 0 2030-2017 43 MON JUL 19 19 14 19 56 20 25 19 52 04 31 05 00 05 42 15 25 19 30 00 31 9.1 0.0 0 2117-1558 44 TUE JUL 20 19 14 19 56 20 25 20 26 04 32 05 01 05 42 15 29 19 34 00 36 9.1 0.5 5 2202-1103 48 WED JUL 21 19 14 19 55 20 24 20 59 04 32 05 01 05 43 15 32 19 38 00 40 9.1 1.1 11 2246-0544 53 THU JUL 22 19 14 19 55 20 24 21 31 04 33 05 02 05 43 15 36 19 42 00 45 9.1 1.6 17 2329-0013 59 FRI JUL 23 19 13 19 55 20 24 22 03 04 33 05 02 05 44 15 40 19 46 00 49 9.1 2.1 23 0013 0522 66 SAT JUL 24 19 13 19 54 20 23 22 37 04 34 05 03 05 44 15 43 19 50 00 53 9.2 2.7 29 0058 1049 74 SUN JUL 25 19 13 19 54 20 23 23 14 04 34 05 03 05 44 15 47 19 54 00 57 9.2 3.3 36 0146 1553 83 MON JUL 26 19 12 19 53 20 22 23 55 04 35 05 04 05 45 15 50 19 58 01 02 9.2 4.0 43 0233 1951 >90 TUE JUL 27 19 12 19 53 20 21 00 43 04 35 05 04 05 45 15 54 20 01 01 06 9.2 4.8 52 0335 2354 >90 WED JUL 28 19 11 19 52 20 21 01 38 14 55 04 36 05 05 05 46 15 57 20 05 01 11 9.2 5.8 62 0435 2605 >90 THU JUL 29 19 11 19 52 20 20 02 41 16 00 04 37 05 05 05 46 16 01 20 09 01 15 9.2 6.8 73 0539 2635 >90 FRI JUL 30 19 10 19 51 20 20 03 49 17 03 04 37 05 06 05 46 16 04 20 13 01 20 9.2 8.0 86 0644 2515 >90 SAT JUL 31 19 10 19 51 20 19 04 59 18 02 04 38 05 06 05 47 16 08 20 17 01 24 9.2 9.1 98 0748 2205 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Jul 04 03:01 UT AND FOLLOWING MORNING. FIRST QUARTER Jul 10 18:39 UT All dates and times are zone HST FULL MOON Jul 18 15:45 UT in upper table (except sid time). LAST QUARTER Jul 26 16:55 UT