KECK OBSERVATORY CALENDAR FOR 2046 -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 2046 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 SAT DEC 01 17 52 18 32 18 59 21 53 05 23 05 50 06 30 23 22 04 24 09 48 10.4 7.5 72 2035-1736 >90 SUN DEC 02 17 53 18 33 19 00 22 47 05 23 05 50 06 30 23 27 04 28 09 52 10.4 6.6 63 2123-1304 >90 MON DEC 03 17 53 18 33 19 00 23 39 05 24 05 51 06 31 23 31 04 32 09 57 10.4 5.8 55 2209-0806 >90 TUE DEC 04 17 53 18 33 19 00 00 27 05 24 05 51 06 32 23 35 04 36 10 00 10.4 5.0 47 2254-0251 87 WED DEC 05 17 53 18 33 19 00 01 15 05 25 05 52 06 32 23 39 04 40 10 05 10.4 4.2 39 2336 0217 76 THU DEC 06 17 53 18 34 19 01 02 03 05 25 05 52 06 33 23 44 04 43 10 09 10.4 3.4 32 0019 0726 65 FRI DEC 07 17 53 18 34 19 01 02 52 05 26 05 53 06 33 23 48 04 47 10 14 10.4 2.6 24 0103 1221 54 SAT DEC 08 17 54 18 34 19 01 14 10 03 43 05 27 05 54 06 34 23 52 04 51 10 19 10.4 1.7 16 0149 1650 43 SUN DEC 09 17 54 18 34 19 01 14 48 04 36 05 27 05 54 06 35 23 55 04 55 10 23 10.4 0.8 8 0238 2042 32 MON DEC 10 17 54 18 35 19 02 15 29 05 31 05 28 05 55 06 35 00 00 04 59 10 28 10.4 0.0 0 0330 2342 21 TUE DEC 11 17 55 18 35 19 02 16 16 06 27 05 28 05 55 06 36 00 04 05 03 10 32 10.4 0.0 0 0425 2536 10 WED DEC 12 17 55 18 35 19 03 17 08 05 29 05 56 06 36 00 09 05 07 10 37 10.4 0.0 0 0523 2610 07 THU DEC 13 17 55 18 36 19 03 18 05 05 29 05 56 06 37 00 13 05 11 10 41 10.4 0.0 0 0621 2518 17 FRI DEC 14 17 56 18 36 19 03 19 04 05 30 05 57 06 38 00 17 05 15 10 46 10.5 0.0 0 0719 2259 29 SAT DEC 15 17 56 18 37 19 04 20 04 05 30 05 58 06 38 00 22 05 19 10 50 10.4 1.0 9 0815 1921 41 SUN DEC 16 17 56 18 37 19 04 21 04 05 31 05 58 06 39 00 26 05 23 10 55 10.4 2.0 19 0909 1439 54 MON DEC 17 17 57 18 37 19 05 22 02 05 32 05 59 06 39 00 31 05 27 11 00 10.4 2.9 28 1001 0910 67 TUE DEC 18 17 57 18 38 19 05 23 00 05 32 05 59 06 40 00 35 05 31 11 04 10.4 3.9 37 1051 0311 80 WED DEC 19 17 58 18 38 19 05 23 58 05 33 06 00 06 40 00 39 05 35 11 09 10.5 4.9 46 1136-0226 >90 THU DEC 20 17 58 18 39 19 06 00 56 05 33 06 00 06 41 00 44 05 39 11 13 10.4 5.8 55 1233-0859 >90 FRI DEC 21 17 59 18 39 19 06 01 57 05 34 06 01 06 41 00 48 05 43 11 18 10.5 6.8 65 1326-1434 >90 SAT DEC 22 17 59 18 40 19 07 02 59 05 34 06 01 06 42 00 53 05 47 11 21 10.4 7.9 75 1422-1923 >90 SUN DEC 23 18 00 18 40 19 07 04 03 14 43 05 35 06 02 06 42 00 57 05 50 11 26 10.5 8.9 85 1521-2303 >90 MON DEC 24 18 00 18 41 19 08 05 07 15 37 05 35 06 02 06 43 01 02 05 54 11 30 10.5 10.0 95 1621-2519 >90 TUE DEC 25 18 01 18 41 19 08 06 09 16 35 05 35 06 03 06 43 01 06 05 58 11 34 10.5 10.5 100 1723-2558 >90 WED DEC 26 18 01 18 42 19 09 17 37 05 36 06 03 06 44 01 11 06 02 11 39 10.5 10.5 100 1824-2501 >90 THU DEC 27 18 02 18 42 19 10 18 39 05 36 06 04 06 44 01 15 06 06 11 43 10.4 10.4 100 1921-2237 >90 FRI DEC 28 18 02 18 43 19 10 19 38 05 37 06 04 06 44 01 19 06 10 11 48 10.5 10.0 95 2015-1905 >90 SAT DEC 29 18 03 18 44 19 11 20 35 05 37 06 04 06 45 01 24 06 14 11 52 10.4 9.0 86 2106-1442 >90 SUN DEC 30 18 04 18 44 19 11 21 28 05 38 06 05 06 45 01 28 06 18 11 57 10.5 8.2 78 2153-0949 >90 MON DEC 31 18 04 18 45 19 12 22 18 05 38 06 05 06 46 01 33 06 22 12 01 10.4 7.3 70 2237-0438 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Dec 05 07:57 UT AND FOLLOWING MORNING. FULL MOON Dec 13 09:56 UT All dates and times are zone HST LAST QUARTER Dec 20 14:43 UT in upper table (except sid time). NEW MOON Dec 27 10:40 UT