KECK OBSERVATORY CALENDAR FOR 2047 -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 2047 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 SUN DEC 01 17 52 18 32 18 59 17 04 05 23 05 50 06 30 23 21 04 23 09 47 10.4 0.0 0 0429 2418 05 MON DEC 02 17 53 18 33 19 00 17 53 05 23 05 50 06 30 23 26 04 27 09 51 10.4 0.0 0 0522 2437 14 TUE DEC 03 17 53 18 33 19 00 18 44 05 24 05 51 06 31 23 30 04 31 09 56 10.4 0.0 0 0615 2345 25 WED DEC 04 17 53 18 33 19 00 19 38 05 24 05 51 06 32 23 34 04 35 10 00 10.4 0.6 6 0708 2145 36 THU DEC 05 17 53 18 33 19 00 20 32 05 25 05 52 06 32 23 38 04 39 10 04 10.4 1.5 14 0800 1842 47 FRI DEC 06 17 53 18 34 19 01 21 26 05 25 05 52 06 33 23 43 04 43 10 08 10.4 2.4 23 0850 1446 59 SAT DEC 07 17 53 18 34 19 01 22 20 05 26 05 53 06 33 23 47 04 46 10 13 10.4 3.3 31 0938 1006 71 SUN DEC 08 17 54 18 34 19 01 23 14 05 27 05 54 06 34 23 51 04 50 10 18 10.4 4.2 40 1026 0453 83 MON DEC 09 17 54 18 34 19 01 00 09 05 27 05 54 06 35 23 55 04 54 10 22 10.4 5.1 49 1115-0036 >90 TUE DEC 10 17 54 18 35 19 02 01 05 05 28 05 55 06 35 23 59 04 58 10 27 10.4 6.1 57 1205-0613 >90 WED DEC 11 17 55 18 35 19 02 02 04 05 28 05 55 06 36 00 03 05 02 10 31 10.4 7.0 67 1257-1140 >90 THU DEC 12 17 55 18 35 19 03 03 06 14 10 05 29 05 56 06 36 00 08 05 06 10 36 10.4 8.1 77 1353-1636 >90 FRI DEC 13 17 55 18 36 19 03 04 12 14 59 05 29 05 56 06 37 00 12 05 10 10 40 10.4 9.2 87 1452-2038 >90 SAT DEC 14 17 56 18 36 19 03 05 20 15 54 05 30 05 57 06 38 00 16 05 14 10 45 10.5 10.3 98 1555-2322 >90 SUN DEC 15 17 56 18 37 19 04 06 26 16 56 05 30 05 58 06 38 00 21 05 18 10 49 10.4 10.4 100 1700-2429 >90 MON DEC 16 17 56 18 37 19 04 18 01 05 31 05 58 06 39 00 25 05 22 10 54 10.4 10.4 100 1805-2352 >90 TUE DEC 17 17 57 18 37 19 05 19 08 05 32 05 59 06 39 00 30 05 26 10 59 10.4 10.4 99 1908-2137 >90 WED DEC 18 17 57 18 38 19 05 20 12 05 32 05 59 06 40 00 34 05 30 11 03 10.4 9.3 89 2007-1802 >90 THU DEC 19 17 58 18 38 19 05 21 14 05 33 06 00 06 40 00 38 05 34 11 08 10.5 8.3 79 2101-1332 >90 FRI DEC 20 17 58 18 39 19 06 22 11 05 33 06 00 06 41 00 43 05 38 11 12 10.4 7.4 70 2152-0830 >90 SAT DEC 21 17 59 18 39 19 06 23 05 05 34 06 01 06 41 00 47 05 42 11 17 10.5 6.5 61 2240-0314 >90 SUN DEC 22 17 59 18 40 19 07 23 57 05 34 06 01 06 42 00 52 05 46 11 21 10.4 5.6 53 2326 0201 >90 MON DEC 23 18 00 18 40 19 07 00 47 05 35 06 02 06 42 00 56 05 50 11 25 10.5 4.8 45 0012 0701 83 TUE DEC 24 18 00 18 41 19 08 01 37 05 35 06 02 06 43 01 01 05 53 11 29 10.5 4.0 37 0057 1145 71 WED DEC 25 18 01 18 41 19 08 02 27 05 35 06 03 06 43 01 05 05 57 11 33 10.5 3.1 29 0143 1557 60 THU DEC 26 18 01 18 42 19 09 03 19 05 36 06 03 06 44 01 10 06 01 11 38 10.5 2.3 21 0231 1930 49 FRI DEC 27 18 02 18 42 19 10 14 16 04 11 05 36 06 04 06 44 01 15 06 05 11 42 10.4 1.4 13 0321 2214 38 SAT DEC 28 18 02 18 43 19 10 15 00 05 03 05 37 06 04 06 44 01 18 06 09 11 47 10.5 0.6 5 0412 2400 27 SUN DEC 29 18 03 18 44 19 11 15 47 05 54 05 37 06 04 06 45 01 23 06 13 11 51 10.4 0.0 0 0505 2440 16 MON DEC 30 18 04 18 44 19 11 16 38 06 43 05 38 06 05 06 45 01 27 06 17 11 56 10.5 0.0 0 0559 2409 06 TUE DEC 31 18 04 18 45 19 12 17 32 05 38 06 05 06 46 01 32 06 21 12 00 10.4 0.0 0 0653 2226 08 ONE LINE REFERS TO EVENING DATE FULL MOON Dec 02 11:56 UT AND FOLLOWING MORNING. LAST QUARTER Dec 10 08:29 UT All dates and times are zone HST NEW MOON Dec 16 23:39 UT in upper table (except sid time). FIRST QUARTER Dec 24 01:50 UT