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 MON JUN 01 19 08 19 50 20 20 22 15 04 19 04 49 05 31 12 42 16 23 20 43 8.0 1.9 24 2025-2013 72 TUE JUN 02 19 08 19 50 20 20 23 00 04 19 04 49 05 31 12 46 16 27 20 47 8.0 2.7 33 2116-1754 80 WED JUN 03 19 09 19 51 20 21 23 42 04 19 04 49 05 31 12 51 16 31 20 51 8.0 3.4 42 2204-1448 89 THU JUN 04 19 09 19 51 20 21 00 20 04 19 04 49 05 31 12 55 16 35 20 54 8.0 4.0 49 2252-1126 >90 FRI JUN 05 19 10 19 52 20 22 00 57 04 19 04 49 05 31 13 00 16 39 20 58 7.9 4.6 57 2337-0730 >90 SAT JUN 06 19 10 19 52 20 22 01 32 04 19 04 49 05 31 13 04 16 43 21 02 7.9 5.2 64 0022-0319 >90 SUN JUN 07 19 10 19 53 20 23 02 08 14 08 04 19 04 49 05 31 13 09 16 47 21 06 7.9 5.8 72 0106 0059 >90 MON JUN 08 19 11 19 53 20 23 02 44 14 57 04 19 04 49 05 31 13 13 16 51 21 10 7.9 6.4 80 0151 0518 >90 TUE JUN 09 19 11 19 53 20 23 03 22 15 48 04 19 04 49 05 31 13 17 16 55 21 14 7.9 7.0 88 0238 0928 >90 WED JUN 10 19 11 19 54 20 24 04 03 16 41 04 19 04 49 05 31 13 22 16 58 21 18 7.9 7.7 96 0327 1317 >90 THU JUN 11 19 12 19 54 20 24 04 49 17 36 04 19 04 49 05 31 13 26 17 02 21 22 7.9 7.9 100 0418 1634 >90 FRI JUN 12 19 12 19 55 20 25 05 39 18 33 04 19 04 49 05 31 13 31 17 06 21 26 7.9 7.9 100 0513 1902 >90 SAT JUN 13 19 12 19 55 20 25 06 33 19 32 04 19 04 49 05 31 13 35 17 10 21 30 7.9 7.9 100 0610 2029 >90 SUN JUN 14 19 13 19 55 20 25 20 31 04 19 04 49 05 31 13 39 17 14 21 34 7.9 7.8 98 0709 2042 >90 MON JUN 15 19 13 19 56 20 26 21 27 04 19 04 49 05 32 13 44 17 18 21 38 7.9 6.9 87 0808 1938 >90 TUE JUN 16 19 13 19 56 20 26 22 21 04 19 04 49 05 32 13 48 17 22 21 42 7.9 6.0 75 0907 1719 >90 WED JUN 17 19 13 19 56 20 26 23 11 04 19 04 49 05 32 13 51 17 26 21 46 7.9 5.1 65 1004 1354 >90 THU JUN 18 19 14 19 56 20 27 23 57 04 19 04 49 05 32 13 56 17 30 21 50 7.9 4.4 55 1100 0938 >90 FRI JUN 19 19 14 19 57 20 27 00 41 04 19 04 50 05 32 14 00 17 34 21 54 7.9 3.6 46 1154 0446 84 SAT JUN 20 19 14 19 57 20 27 01 24 04 20 04 50 05 32 14 04 17 38 21 59 7.9 2.9 37 1247-0019 74 SUN JUN 21 19 14 19 57 20 27 02 06 04 20 04 50 05 33 14 08 17 42 22 03 7.9 2.2 28 1339-0525 65 MON JUN 22 19 15 19 57 20 28 14 32 02 49 04 20 04 50 05 33 14 13 17 46 22 06 7.9 1.5 19 1433-1014 56 TUE JUN 23 19 15 19 58 20 28 15 30 03 34 04 20 04 50 05 33 14 17 17 50 22 10 7.9 0.8 9 1527-1430 49 WED JUN 24 19 15 19 58 20 28 16 28 04 22 04 21 04 51 05 33 14 21 17 54 22 15 7.9 0.0 0 1622-1758 44 THU JUN 25 19 15 19 58 20 28 17 26 05 12 04 21 04 51 05 34 14 25 17 58 22 19 7.9 0.0 0 1718-2026 41 FRI JUN 26 19 15 19 58 20 28 18 22 06 04 04 21 04 51 05 34 14 29 18 02 22 23 7.9 0.0 0 1815-2146 42 SAT JUN 27 19 16 19 58 20 28 19 16 06 57 04 21 04 52 05 34 14 33 18 05 22 27 7.9 0.0 0 1911-2156 45 SUN JUN 28 19 16 19 58 20 28 20 07 04 22 04 52 05 35 14 37 18 09 22 32 7.9 0.0 0 2006-2058 50 MON JUN 29 19 16 19 58 20 28 20 54 04 22 04 52 05 35 14 41 18 13 22 36 7.9 0.4 5 2058-1901 56 TUE JUN 30 19 16 19 58 20 29 21 37 04 22 04 53 05 35 14 46 18 17 22 40 7.9 1.1 14 2149-1616 63 ONE LINE REFERS TO EVENING DATE LAST QUARTER Jun 05 22:49 UT AND FOLLOWING MORNING. NEW MOON Jun 13 17:11 UT All dates and times are zone HST FIRST QUARTER Jun 20 13:45 UT in upper table (except sid time). FULL MOON Jun 27 15:20 UT