KECK OBSERVATORY CALENDAR FOR 2041 -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 2041 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 JUL 01 19 16 19 58 20 29 22 09 04 23 04 53 05 35 14 50 18 21 22 45 7.9 6.2 78 0954 1721 >90 TUE JUL 02 19 16 19 59 20 29 22 44 04 23 04 53 05 36 14 54 18 25 22 49 7.9 5.6 71 1039 1251 >90 WED JUL 03 19 16 19 59 20 29 23 17 04 24 04 54 05 36 14 58 18 29 22 54 7.9 5.1 64 1122 0751 >90 THU JUL 04 19 16 19 59 20 29 23 48 04 24 04 54 05 36 15 02 18 33 22 58 7.9 4.6 58 1205 0232 >90 FRI JUL 05 19 16 19 59 20 28 00 20 04 24 04 54 05 37 15 05 18 37 23 02 7.9 4.1 51 1249-0252 89 SAT JUL 06 19 16 19 58 20 28 00 53 04 25 04 55 05 37 15 08 18 41 23 07 7.9 3.5 44 1332-0829 81 SUN JUL 07 19 16 19 58 20 28 01 28 04 25 04 55 05 37 15 12 18 45 23 11 7.9 2.9 37 1418-1356 74 MON JUL 08 19 16 19 58 20 28 14 17 02 08 04 26 04 56 05 38 15 16 18 49 23 16 8.0 2.3 28 1508-1855 67 TUE JUL 09 19 16 19 58 20 28 15 15 02 53 04 26 04 56 05 38 15 20 18 53 23 20 8.0 1.6 19 1602-2312 60 WED JUL 10 19 16 19 58 20 28 16 17 03 46 04 27 04 56 05 39 15 24 18 57 23 25 8.0 0.7 8 1702-2620 54 THU JUL 11 19 16 19 58 20 28 17 21 04 46 04 27 04 57 05 39 15 28 19 01 23 29 8.0 0.0 0 1806-2756 50 FRI JUL 12 19 16 19 58 20 27 18 25 05 52 04 28 04 57 05 39 15 31 19 05 23 33 8.0 0.0 0 1913-2739 47 SAT JUL 13 19 16 19 58 20 27 19 26 04 28 04 58 05 40 15 35 19 09 23 37 8.0 0.0 0 2019-2524 48 SUN JUL 14 19 15 19 57 20 27 20 21 04 29 04 58 05 40 15 39 19 13 23 42 8.0 0.0 0 2122-2124 52 MON JUL 15 19 15 19 57 20 27 21 11 04 29 04 59 05 40 15 43 19 17 23 46 8.0 0.7 9 2222-1603 58 TUE JUL 16 19 15 19 57 20 26 21 55 04 30 04 59 05 41 15 46 19 21 23 51 8.1 1.5 18 2318-0951 65 WED JUL 17 19 15 19 57 20 26 22 35 04 30 05 00 05 41 15 50 19 24 23 55 8.1 2.2 26 0010-0317 74 THU JUL 18 19 15 19 56 20 26 23 13 04 31 05 00 05 42 15 54 19 28 00 00 8.1 2.8 34 0101 0315 82 FRI JUL 19 19 14 19 56 20 25 23 51 04 31 05 00 05 42 15 57 19 32 00 04 8.1 3.4 42 0148 0910 >90 SAT JUL 20 19 14 19 56 20 25 00 30 04 32 05 01 05 42 16 01 19 36 00 09 8.1 4.1 50 0242 1502 >90 SUN JUL 21 19 14 19 55 20 24 01 11 14 07 04 32 05 01 05 43 16 04 19 40 00 13 8.1 4.8 58 0333 1943 >90 MON JUL 22 19 14 19 55 20 24 01 56 15 05 04 33 05 02 05 43 16 08 19 44 00 18 8.2 5.5 67 0427 2318 >90 TUE JUL 23 19 13 19 55 20 24 02 44 16 04 04 33 05 02 05 44 16 12 19 48 00 22 8.2 6.3 77 0521 2539 >90 WED JUL 24 19 13 19 54 20 23 03 36 17 01 04 34 05 03 05 44 16 14 19 52 00 27 8.2 7.2 88 0616 2639 >90 THU JUL 25 19 13 19 54 20 23 04 30 17 54 04 34 05 03 05 44 16 18 19 56 00 31 8.2 8.1 99 0711 2618 >90 FRI JUL 26 19 12 19 53 20 22 05 25 18 44 04 35 05 04 05 45 16 21 20 00 00 36 8.2 8.2 100 0804 2442 >90 SAT JUL 27 19 12 19 53 20 21 06 19 19 28 04 35 05 04 05 45 16 24 20 04 00 40 8.2 8.2 100 0854 2158 >90 SUN JUL 28 19 11 19 52 20 21 20 08 04 36 05 05 05 46 16 28 20 08 00 45 8.2 8.2 100 0942 1819 >90 MON JUL 29 19 11 19 52 20 20 20 44 04 37 05 05 05 46 16 31 20 12 00 50 8.3 7.9 95 1027 1357 >90 TUE JUL 30 19 10 19 51 20 20 21 17 04 37 05 06 05 46 16 35 20 16 00 53 8.3 7.3 88 1111 0905 >90 WED JUL 31 19 10 19 51 20 19 21 49 04 38 05 06 05 47 16 38 20 20 00 58 8.3 6.8 81 1153 0351 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Jul 06 14:12 UT AND FOLLOWING MORNING. FULL MOON Jul 13 19:00 UT All dates and times are zone HST LAST QUARTER Jul 20 09:13 UT in upper table (except sid time). NEW MOON Jul 28 00:59 UT