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 FRI MAR 01 18 37 19 15 19 40 06 50 18 04 05 28 05 54 06 32 06 00 10 20 15 49 9.8 9.8 100 2249-1243 >90 SAT MAR 02 18 37 19 15 19 41 19 08 05 28 05 53 06 31 06 05 10 24 15 53 9.8 9.8 100 2343-0620 >90 SUN MAR 03 18 38 19 15 19 41 20 10 05 27 05 52 06 30 06 09 10 28 15 56 9.8 9.3 95 0035 0017 >90 MON MAR 04 18 38 19 16 19 41 21 10 05 26 05 52 06 29 06 12 10 32 15 59 9.8 8.3 84 0127 0644 >90 TUE MAR 05 18 38 19 16 19 41 22 09 05 25 05 51 06 28 06 16 10 36 16 02 9.7 7.3 74 0218 1241 >90 WED MAR 06 18 39 19 16 19 42 23 08 05 25 05 50 06 28 06 21 10 40 16 06 9.7 6.3 64 0309 1750 >90 THU MAR 07 18 39 19 17 19 42 00 06 05 24 05 49 06 27 06 25 10 44 16 09 9.7 5.3 54 0407 2131 >90 FRI MAR 08 18 39 19 17 19 42 01 04 05 23 05 49 06 26 06 29 10 48 16 12 9.7 4.3 44 0456 2456 80 SAT MAR 09 18 40 19 17 19 43 02 00 05 22 05 48 06 25 06 34 10 52 16 15 9.6 3.4 34 0551 2638 69 SUN MAR 10 18 40 19 17 19 43 02 52 05 21 05 47 06 24 06 38 10 56 16 18 9.6 2.5 25 0645 2659 57 MON MAR 11 18 40 19 18 19 43 03 40 05 21 05 46 06 24 06 42 11 00 16 22 9.6 1.7 17 0739 2603 46 TUE MAR 12 18 40 19 18 19 44 14 21 04 24 05 20 05 45 06 23 06 47 11 04 16 25 9.6 0.9 9 0831 2355 36 WED MAR 13 18 41 19 18 19 44 15 14 05 04 05 19 05 44 06 22 06 51 11 08 16 28 9.6 0.2 2 0921 2043 25 THU MAR 14 18 41 19 19 19 44 16 06 05 41 05 18 05 44 06 21 06 55 11 12 16 30 9.6 0.0 0 1008 1639 15 FRI MAR 15 18 41 19 19 19 44 16 57 06 15 05 17 05 43 06 20 06 59 11 16 16 33 9.5 0.0 0 1054 1153 09 SAT MAR 16 18 42 19 19 19 45 17 47 06 47 05 16 05 42 06 19 07 04 11 20 16 36 9.5 0.0 0 1139 0636 14 SUN MAR 17 18 42 19 19 19 45 18 36 05 15 05 41 06 19 07 08 11 23 16 39 9.5 0.0 0 1223 0101 24 MON MAR 18 18 42 19 20 19 45 19 26 05 15 05 40 06 18 07 12 11 27 16 43 9.5 0.0 0 1307-0442 35 TUE MAR 19 18 42 19 20 19 46 20 16 05 14 05 39 06 17 07 17 11 31 16 46 9.5 0.5 5 1353-1018 46 WED MAR 20 18 43 19 20 19 46 21 09 05 13 05 38 06 16 07 21 11 35 16 49 9.5 1.4 14 1441-1533 58 THU MAR 21 18 43 19 21 19 46 22 05 05 12 05 38 06 15 07 25 11 39 16 52 9.4 2.3 24 1532-2012 70 FRI MAR 22 18 43 19 21 19 47 23 03 05 11 05 37 06 14 07 29 11 43 16 55 9.4 3.3 34 1626-2353 82 SAT MAR 23 18 44 19 21 19 47 00 04 05 10 05 36 06 13 07 33 11 47 16 58 9.4 4.3 45 1725-2627 >90 SUN MAR 24 18 44 19 21 19 47 01 05 05 09 05 35 06 12 07 37 11 51 17 01 9.4 5.3 56 1826-2728 >90 MON MAR 25 18 44 19 22 19 47 02 05 05 08 05 34 06 12 07 41 11 55 17 04 9.4 6.3 67 1928-2648 >90 TUE MAR 26 18 44 19 22 19 48 03 01 05 07 05 33 06 11 07 46 11 59 17 07 9.3 7.2 77 2030-2426 >90 WED MAR 27 18 45 19 22 19 48 03 53 14 39 05 06 05 32 06 10 07 50 12 03 17 10 9.3 8.1 86 2130-2029 >90 THU MAR 28 18 45 19 23 19 48 04 39 15 44 05 05 05 31 06 09 07 54 12 07 17 13 9.3 8.9 95 2227-1517 >90 FRI MAR 29 18 45 19 23 19 49 05 22 16 48 05 05 05 30 06 08 07 59 12 11 17 17 9.3 9.3 100 2321-0912 >90 SAT MAR 30 18 45 19 23 19 49 06 03 17 50 05 04 05 29 06 07 08 03 12 15 17 20 9.2 9.2 100 0014-0240 >90 SUN MAR 31 18 46 19 24 19 49 06 42 18 50 05 03 05 29 06 06 08 07 12 19 17 22 9.2 9.2 100 0105 0356 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Mar 02 15:38 UT AND FOLLOWING MORNING. FIRST QUARTER Mar 09 15:51 UT All dates and times are zone HST FULL MOON Mar 17 20:21 UT in upper table (except sid time). LAST QUARTER Mar 25 10:33 UT