KECK OBSERVATORY CALENDAR FOR 2041 -NAUTICAL (computed for altitude 4160.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) Zenith 2041 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 12 12 h h % h m d m deg TUE JAN 01 18 05 18 45 19 12 06 53 17 14 05 39 06 06 06 46 01 12 06 28 12 35 11.3 11.3 100 1831-2639 >90 WED JAN 02 18 06 18 46 19 13 18 21 05 39 06 06 06 46 01 17 06 32 12 39 11.3 11.3 100 1938-2550 >90 THU JAN 03 18 06 18 47 19 14 19 30 05 39 06 06 06 47 01 22 06 36 12 43 11.3 10.6 93 2042-2310 >90 FRI JAN 04 18 07 18 47 19 14 20 38 05 40 06 07 06 47 01 26 06 40 12 48 11.3 9.5 83 2143-1858 >90 SAT JAN 05 18 07 18 48 19 15 21 44 05 40 06 07 06 47 01 31 06 44 12 52 11.3 8.4 74 2240-1339 >90 SUN JAN 06 18 08 18 48 19 15 22 44 05 40 06 07 06 47 01 35 06 47 12 55 11.3 7.4 65 2333-0741 >90 MON JAN 07 18 09 18 49 19 16 23 42 05 41 06 07 06 48 01 40 06 51 12 59 11.3 6.4 56 0024-0128 >90 TUE JAN 08 18 09 18 50 19 16 00 39 05 41 06 08 06 48 01 45 06 55 13 04 11.3 5.5 48 0113 0437 84 WED JAN 09 18 10 18 50 19 17 01 34 05 41 06 08 06 48 01 48 06 59 13 08 11.3 4.6 40 0201 1027 72 THU JAN 10 18 11 18 51 19 18 02 29 05 41 06 08 06 48 01 53 07 03 13 12 11.3 3.6 32 0250 1540 60 FRI JAN 11 18 11 18 51 19 18 03 24 05 42 06 08 06 48 01 57 07 07 13 16 11.3 2.7 24 0341 2006 48 SAT JAN 12 18 12 18 52 19 19 14 20 04 20 05 42 06 09 06 49 02 02 07 11 13 21 11.3 1.8 16 0433 2332 37 SUN JAN 13 18 12 18 53 19 19 15 05 05 15 05 42 06 09 06 49 02 07 07 15 13 25 11.3 0.9 7 0527 2550 26 MON JAN 14 18 13 18 53 19 20 15 53 06 09 05 42 06 09 06 49 02 11 07 19 13 29 11.3 0.0 0 0621 2650 15 TUE JAN 15 18 14 18 54 19 20 16 45 06 59 05 42 06 09 06 49 02 16 07 23 13 33 11.3 0.0 0 0716 2632 07 WED JAN 16 18 14 18 54 19 21 17 38 05 42 06 09 06 49 02 20 07 27 13 37 11.3 0.0 0 0809 2458 11 THU JAN 17 18 15 18 55 19 22 18 32 05 42 06 09 06 49 02 25 07 31 13 41 11.2 0.0 0 0900 2216 21 FRI JAN 18 18 16 18 55 19 22 19 24 05 43 06 09 06 49 02 29 07 35 13 45 11.2 0.5 4 0949 1838 32 SAT JAN 19 18 16 18 56 19 23 20 15 05 43 06 09 06 49 02 34 07 39 13 49 11.2 1.3 11 1036 1414 43 SUN JAN 20 18 17 18 57 19 23 21 05 05 43 06 09 06 49 02 39 07 43 13 53 11.2 2.1 19 1120 0918 53 MON JAN 21 18 18 18 57 19 24 21 54 05 43 06 09 06 49 02 43 07 47 13 57 11.2 2.9 26 1204 0400 65 TUE JAN 22 18 18 18 58 19 24 22 43 05 43 06 09 06 49 02 48 07 51 14 01 11.2 3.8 33 1247-0127 76 WED JAN 23 18 19 18 58 19 25 23 33 05 43 06 09 06 49 02 52 07 54 14 05 11.2 4.6 40 1331-0654 87 THU JAN 24 18 19 18 59 19 25 00 25 05 43 06 09 06 49 02 57 07 58 14 08 11.2 5.4 48 1418-1220 >90 FRI JAN 25 18 20 18 59 19 26 01 20 05 43 06 09 06 48 03 01 08 02 14 12 11.2 6.3 56 1508-1718 >90 SAT JAN 26 18 21 19 00 19 26 02 20 05 43 06 09 06 48 03 05 08 06 14 16 11.2 7.3 65 1602-2135 >90 SUN JAN 27 18 21 19 01 19 27 03 23 05 42 06 09 06 48 03 10 08 10 14 20 11.1 8.4 75 1700-2448 >90 MON JAN 28 18 22 19 01 19 27 04 29 14 53 05 42 06 09 06 48 03 14 08 14 14 24 11.1 9.5 85 1803-2634 >90 TUE JAN 29 18 22 19 02 19 28 05 34 15 56 05 42 06 08 06 48 03 19 08 18 14 27 11.1 10.5 94 1908-2632 >90 WED JAN 30 18 23 19 02 19 28 06 35 17 04 05 42 06 08 06 47 03 23 08 22 14 31 11.1 11.1 100 2014-2436 >90 THU JAN 31 18 24 19 03 19 29 18 14 05 42 06 08 06 47 03 28 08 26 14 35 11.1 11.1 100 2117-2056 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Jan 02 19:07 UT AND FOLLOWING MORNING. FIRST QUARTER Jan 09 10:05 UT All dates and times are zone HST FULL MOON Jan 17 07:10 UT in upper table (except sid time). LAST QUARTER Jan 25 10:35 UT