KECK OBSERVATORY CALENDAR FOR 2043 -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 2043 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 MAY 01 18 55 19 35 20 03 01 09 04 35 05 03 05 42 10 21 14 19 18 55 8.5 5.1 59 2108-2127 >90 SAT MAY 02 18 56 19 36 20 03 01 50 04 34 05 02 05 42 10 25 14 23 18 58 8.5 5.8 67 2200-1633 >90 SUN MAY 03 18 56 19 36 20 04 02 29 04 34 05 01 05 41 10 30 14 27 19 02 8.5 6.4 75 2249-1045 >90 MON MAY 04 18 56 19 36 20 04 03 07 14 48 04 33 05 01 05 41 10 34 14 31 19 05 8.5 7.0 83 2339-0416 >90 TUE MAY 05 18 57 19 37 20 05 03 45 15 46 04 32 05 00 05 40 10 39 14 35 19 07 8.4 7.7 90 0029 0234 >90 WED MAY 06 18 57 19 37 20 05 04 25 16 47 04 31 04 59 05 40 10 43 14 39 19 10 8.4 8.3 98 0122 0925 >90 THU MAY 07 18 58 19 38 20 06 05 09 17 51 04 31 04 59 05 39 10 48 14 43 19 14 8.4 8.4 100 0217 1551 >90 FRI MAY 08 18 58 19 38 20 06 05 59 19 00 04 30 04 58 05 39 10 52 14 47 19 17 8.4 8.4 100 0316 2120 >90 SAT MAY 09 18 58 19 39 20 07 06 56 20 11 04 29 04 58 05 38 10 57 14 50 19 20 8.4 8.3 99 0420 2523 >90 SUN MAY 10 18 59 19 39 20 08 21 21 04 29 04 57 05 38 11 02 14 54 19 24 8.3 7.1 85 0525 2737 >90 MON MAY 11 18 59 19 40 20 08 22 27 04 28 04 57 05 37 11 06 14 58 19 27 8.3 6.0 72 0631 2750 >90 TUE MAY 12 19 00 19 40 20 09 23 26 04 28 04 56 05 37 11 11 15 02 19 31 8.3 5.0 60 0734 2610 >90 WED MAY 13 19 00 19 41 20 09 00 17 04 27 04 55 05 36 11 15 15 06 19 34 8.3 4.2 50 0835 2245 90 THU MAY 14 19 00 19 41 20 10 01 00 04 26 04 55 05 36 11 20 15 10 19 37 8.3 3.4 41 0927 1831 80 FRI MAY 15 19 01 19 42 20 10 01 37 04 26 04 55 05 35 11 24 15 14 19 41 8.3 2.8 34 1016 1322 71 SAT MAY 16 19 01 19 42 20 11 02 11 04 25 04 54 05 35 11 28 15 18 19 44 8.2 2.2 27 1102 0746 63 SUN MAY 17 19 02 19 43 20 12 02 43 04 25 04 54 05 35 11 33 15 22 19 48 8.2 1.7 20 1146 0157 56 MON MAY 18 19 02 19 43 20 12 14 42 03 14 04 24 04 53 05 34 11 37 15 26 19 51 8.2 1.2 14 1229-0352 49 TUE MAY 19 19 03 19 44 20 13 15 31 03 45 04 24 04 53 05 34 11 42 15 30 19 55 8.2 0.7 7 1312-0931 45 WED MAY 20 19 03 19 44 20 13 16 19 04 18 04 23 04 52 05 34 11 46 15 34 19 58 8.2 0.1 1 1356-1450 42 THU MAY 21 19 03 19 45 20 14 17 09 04 54 04 23 04 52 05 33 11 51 15 38 20 02 8.1 0.0 0 1442-1937 42 FRI MAY 22 19 04 19 45 20 14 18 01 05 33 04 23 04 52 05 33 11 55 15 42 20 05 8.1 0.0 0 1531-2338 44 SAT MAY 23 19 04 19 46 20 15 18 54 06 17 04 22 04 51 05 33 12 00 15 46 20 08 8.1 0.0 0 1622-2642 47 SUN MAY 24 19 05 19 46 20 15 19 48 04 22 04 51 05 33 12 04 15 50 20 12 8.1 0.0 0 1716-2835 53 MON MAY 25 19 05 19 47 20 16 20 42 04 21 04 51 05 32 12 09 15 54 20 15 8.1 0.4 5 1811-2908 59 TUE MAY 26 19 06 19 47 20 17 21 34 04 21 04 50 05 32 12 14 15 58 20 19 8.1 1.3 15 1907-2817 66 WED MAY 27 19 06 19 48 20 17 22 22 04 21 04 50 05 32 12 18 16 01 20 23 8.1 2.1 25 2001-2602 74 THU MAY 28 19 06 19 48 20 18 23 07 04 20 04 50 05 32 12 23 16 05 20 26 8.0 2.8 35 2054-2227 82 FRI MAY 29 19 07 19 49 20 18 23 48 04 20 04 50 05 32 12 27 16 09 20 30 8.0 3.5 43 2143-1739 >90 SAT MAY 30 19 07 19 49 20 19 00 27 04 20 04 50 05 31 12 32 16 13 20 34 8.0 4.1 51 2235-1227 >90 SUN MAY 31 19 08 19 50 20 19 01 03 04 20 04 49 05 31 12 36 16 17 20 38 8.0 4.7 59 2323-0619 >90 ONE LINE REFERS TO EVENING DATE LAST QUARTER May 02 09:00 UT AND FOLLOWING MORNING. NEW MOON May 09 03:20 UT All dates and times are zone HST FIRST QUARTER May 15 21:04 UT in upper table (except sid time). FULL MOON May 23 23:38 UT LAST QUARTER May 31 19:25 UT