KECK OBSERVATORY CALENDAR FOR 2042 -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 2042 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 FRI AUG 01 19 10 19 50 20 19 19 20 04 38 05 06 05 47 16 12 20 23 01 29 9.3 0.0 0 2134-1948 43 SAT AUG 02 19 09 19 50 20 18 20 05 04 39 05 07 05 47 16 16 20 27 01 34 9.3 0.2 2 2230-1402 46 SUN AUG 03 19 09 19 49 20 17 20 46 04 39 05 07 05 48 16 19 20 31 01 38 9.3 0.9 10 2324-0729 51 MON AUG 04 19 08 19 48 20 17 21 25 04 40 05 08 05 48 16 22 20 34 01 43 9.3 1.6 17 0016-0035 58 TUE AUG 05 19 07 19 48 20 16 22 04 04 40 05 08 05 48 16 26 20 38 01 47 9.3 2.3 24 0107 0616 67 WED AUG 06 19 07 19 47 20 15 22 43 04 41 05 09 05 49 16 29 20 42 01 52 9.4 2.9 31 0200 1240 76 THU AUG 07 19 06 19 46 20 14 23 25 04 41 05 09 05 49 16 32 20 46 01 56 9.4 3.6 38 0253 1816 86 FRI AUG 08 19 06 19 46 20 14 00 10 04 42 05 09 05 50 16 36 20 50 02 00 9.4 4.4 46 0350 2250 >90 SAT AUG 09 19 05 19 45 20 13 01 01 14 18 04 42 05 10 05 50 16 38 20 54 02 05 9.4 5.3 55 0449 2557 >90 SUN AUG 10 19 05 19 44 20 12 01 57 15 21 04 43 05 10 05 50 16 41 20 58 02 09 9.4 6.2 65 0549 2730 >90 MON AUG 11 19 04 19 44 20 11 02 55 16 21 04 43 05 11 05 51 16 45 21 02 02 14 9.4 7.2 76 0648 2724 >90 TUE AUG 12 19 03 19 43 20 11 03 55 17 16 04 44 05 11 05 51 16 48 21 06 02 18 9.5 8.2 86 0746 2546 >90 WED AUG 13 19 03 19 42 20 10 04 54 18 05 04 44 05 12 05 51 16 51 21 10 02 23 9.5 9.2 96 0840 2248 >90 THU AUG 14 19 02 19 41 20 09 05 50 18 48 04 44 05 12 05 51 16 54 21 14 02 27 9.5 9.5 100 0931 1847 >90 FRI AUG 15 19 01 19 41 20 08 06 44 19 26 04 45 05 12 05 52 16 58 21 18 02 31 9.5 9.5 100 1018 1401 >90 SAT AUG 16 19 01 19 40 20 07 20 00 04 45 05 13 05 52 17 01 21 22 02 36 9.6 9.2 96 1103 0846 >90 SUN AUG 17 19 00 19 39 20 06 20 32 04 46 05 13 05 52 17 04 21 26 02 40 9.6 8.7 90 1145 0315 >90 MON AUG 18 18 59 19 38 20 05 21 02 04 46 05 13 05 53 17 07 21 30 02 44 9.6 8.2 85 1227-0220 >90 TUE AUG 19 18 58 19 37 20 05 21 33 04 47 05 14 05 53 17 10 21 34 02 48 9.6 7.7 79 1308-0751 >90 WED AUG 20 18 58 19 37 20 04 22 05 04 47 05 14 05 53 17 14 21 38 02 52 9.6 7.1 74 1351-1306 >90 THU AUG 21 18 57 19 36 20 03 22 39 04 48 05 15 05 54 17 17 21 41 02 57 9.6 6.6 68 1436-1757 >90 FRI AUG 22 18 56 19 35 20 02 23 17 04 48 05 15 05 54 17 20 21 45 03 01 9.7 6.0 61 1523-2211 >90 SAT AUG 23 18 55 19 34 20 01 00 00 04 48 05 15 05 54 17 23 21 49 03 05 9.7 5.2 54 1620-2506 >90 SUN AUG 24 18 54 19 33 20 00 00 48 04 49 05 16 05 54 17 26 21 53 03 10 9.7 4.5 45 1710-2751 84 MON AUG 25 18 54 19 32 19 59 14 25 01 43 04 49 05 16 05 55 17 29 21 57 03 14 9.7 3.6 36 1807-2854 74 TUE AUG 26 18 53 19 32 19 58 15 22 02 43 04 49 05 16 05 55 17 32 22 01 03 18 9.7 2.6 26 1908-2815 64 WED AUG 27 18 52 19 31 19 57 16 17 03 46 04 50 05 16 05 55 17 35 22 05 03 22 9.8 1.5 15 2009-2554 54 THU AUG 28 18 51 19 30 19 56 17 09 04 50 04 50 05 17 05 55 17 38 22 09 03 27 9.8 0.4 4 2108-2154 44 FRI AUG 29 18 50 19 29 19 55 17 56 05 54 04 51 05 17 05 56 17 41 22 13 03 31 9.8 0.0 0 2206-1631 36 SAT AUG 30 18 50 19 28 19 54 18 39 06 57 04 51 05 17 05 56 17 44 22 17 03 35 9.8 0.0 0 2302-1004 32 SUN AUG 31 18 49 19 27 19 53 19 20 04 51 05 18 05 56 17 47 22 21 03 40 9.8 0.0 0 2356-0301 33 ONE LINE REFERS TO EVENING DATE FULL MOON Aug 01 17:32 UT AND FOLLOWING MORNING. LAST QUARTER Aug 08 10:36 UT All dates and times are zone HST NEW MOON Aug 15 17:58 UT in upper table (except sid time). FIRST QUARTER Aug 23 21:55 UT FULL MOON Aug 31 02:02 UT