KECK OBSERVATORY CALENDAR FOR 2048 -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 2048 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 TUE DEC 01 17 53 18 33 19 00 03 26 14 38 05 23 05 50 06 30 23 25 04 26 09 50 10.4 8.4 81 1335-1418 >90 WED DEC 02 17 53 18 33 19 00 04 29 15 25 05 24 05 51 06 31 23 29 04 30 09 55 10.4 9.5 91 1432-1815 >90 THU DEC 03 17 53 18 33 19 00 05 34 16 17 05 24 05 51 06 32 23 33 04 34 09 59 10.4 10.4 100 1532-2110 >90 FRI DEC 04 17 53 18 33 19 00 06 40 17 17 05 25 05 52 06 32 23 37 04 38 10 03 10.4 10.4 100 1636-2243 >90 SAT DEC 05 17 53 18 34 19 01 18 20 05 25 05 52 06 33 23 42 04 42 10 07 10.4 10.4 100 1741-2240 >90 SUN DEC 06 17 53 18 34 19 01 19 27 05 26 05 53 06 33 23 46 04 45 10 12 10.4 10.0 95 1845-2100 >90 MON DEC 07 17 54 18 34 19 01 20 33 05 27 05 54 06 34 23 50 04 49 10 17 10.4 8.9 85 1946-1755 >90 TUE DEC 08 17 54 18 34 19 01 21 38 05 27 05 54 06 35 23 54 04 53 10 21 10.4 7.8 74 2044-1345 >90 WED DEC 09 17 54 18 35 19 02 22 38 05 28 05 55 06 35 23 59 04 57 10 26 10.4 6.8 65 2139-0853 >90 THU DEC 10 17 55 18 35 19 02 23 36 05 28 05 55 06 36 00 02 05 01 10 30 10.4 5.9 56 2230-0342 >90 FRI DEC 11 17 55 18 35 19 03 00 31 05 29 05 56 06 36 00 07 05 05 10 35 10.4 5.0 47 2321 0127 86 SAT DEC 12 17 55 18 36 19 03 01 25 05 29 05 56 06 37 00 11 05 09 10 39 10.4 4.1 38 0009 0631 74 SUN DEC 13 17 56 18 36 19 03 02 18 05 30 05 57 06 38 00 15 05 13 10 44 10.5 3.2 30 0057 1109 62 MON DEC 14 17 56 18 37 19 04 03 11 05 30 05 58 06 38 00 20 05 17 10 48 10.4 2.3 22 0146 1514 50 TUE DEC 15 17 56 18 37 19 04 14 22 04 04 05 31 05 58 06 39 00 24 05 21 10 53 10.4 1.4 13 0236 1835 39 WED DEC 16 17 57 18 37 19 05 15 05 04 56 05 32 05 59 06 39 00 29 05 25 10 58 10.4 0.6 5 0327 2104 28 THU DEC 17 17 57 18 38 19 05 15 50 05 48 05 32 05 59 06 40 00 33 05 29 11 02 10.4 0.0 0 0419 2234 17 FRI DEC 18 17 58 18 38 19 06 16 38 06 37 05 33 06 00 06 40 00 38 05 33 11 07 10.4 0.0 0 0511 2300 06 SAT DEC 19 17 58 18 39 19 06 17 28 05 33 06 00 06 41 00 42 05 37 11 11 10.4 0.0 0 0603 2222 07 SUN DEC 20 17 59 18 39 19 06 18 19 05 34 06 01 06 41 00 46 05 41 11 16 10.5 0.0 0 0655 2042 17 MON DEC 21 17 59 18 40 19 07 19 10 05 34 06 01 06 42 00 51 05 45 11 20 10.4 0.0 0 0744 1808 28 TUE DEC 22 18 00 18 40 19 07 20 01 05 35 06 02 06 42 00 55 05 49 11 24 10.5 0.9 8 0833 1448 39 WED DEC 23 18 00 18 41 19 08 20 51 05 35 06 02 06 43 01 00 05 53 11 28 10.5 1.7 16 0919 1050 51 THU DEC 24 18 01 18 41 19 08 21 41 05 35 06 03 06 43 01 04 05 56 11 32 10.5 2.5 24 1005 0624 62 FRI DEC 25 18 01 18 42 19 09 22 32 05 36 06 03 06 44 01 09 06 00 11 37 10.5 3.4 32 1051 0139 73 SAT DEC 26 18 02 18 42 19 10 23 23 05 36 06 04 06 44 01 14 06 04 11 41 10.4 4.2 40 1137-0310 85 SUN DEC 27 18 02 18 43 19 10 00 15 05 37 06 04 06 44 01 17 06 08 11 46 10.5 5.1 48 1225-0804 >90 MON DEC 28 18 03 18 44 19 11 01 11 05 37 06 04 06 45 01 22 06 12 11 50 10.4 6.0 57 1315-1241 >90 TUE DEC 29 18 04 18 44 19 11 02 09 05 38 06 05 06 45 01 26 06 16 11 55 10.5 7.0 66 1409-1647 >90 WED DEC 30 18 04 18 45 19 12 03 12 14 02 05 38 06 05 06 46 01 31 06 20 11 59 10.4 8.0 76 1507-2005 >90 THU DEC 31 18 05 18 45 19 12 04 16 14 56 05 38 06 06 06 46 01 35 06 24 12 03 10.4 9.1 86 1608-2213 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Dec 05 15:31 UT AND FOLLOWING MORNING. FIRST QUARTER Dec 12 07:28 UT All dates and times are zone HST FULL MOON Dec 20 06:39 UT in upper table (except sid time). LAST QUARTER Dec 28 08:33 UT