KECK OBSERVATORY CALENDAR FOR 2003 -NAUTICAL (computed for altitude 4145.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) RA DEC 2003 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight WED JAN 01 18 05 18 45 19 12 06 48 17 17 05 39 06 06 06 46 01 09 06 25 12 32 11.3 11.3 100 1831-2544 THU JAN 02 18 05 18 46 19 13 07 46 18 17 05 39 06 06 06 46 01 14 06 29 12 36 11.3 11.3 100 1933-2516 FRI JAN 03 18 06 18 47 19 14 19 18 05 39 06 06 06 47 01 19 06 33 12 40 11.3 10.8 95 2031-2319 SAT JAN 04 18 07 18 47 19 14 20 17 05 40 06 07 06 47 01 23 06 36 12 44 11.3 9.8 86 2126-2008 SUN JAN 05 18 07 18 48 19 15 21 13 05 40 06 07 06 47 01 28 06 40 12 48 11.3 8.9 78 2218-1604 MON JAN 06 18 08 18 48 19 15 22 07 05 40 06 07 06 47 01 32 06 44 12 52 11.3 8.0 70 2305-1123 TUE JAN 07 18 09 18 49 19 16 22 57 05 41 06 07 06 48 01 36 06 48 12 56 11.3 7.2 63 2350-0622 WED JAN 08 18 09 18 49 19 16 23 46 05 41 06 08 06 48 01 40 06 52 13 01 11.3 6.4 56 0034-0112 THU JAN 09 18 10 18 50 19 17 00 34 05 41 06 08 06 48 01 45 06 56 13 05 11.3 5.6 49 0116+0356 FRI JAN 10 18 11 18 51 19 18 01 22 05 41 06 08 06 48 01 50 07 00 13 09 11.3 4.8 42 0200+0856 SAT JAN 11 18 11 18 51 19 18 02 11 05 42 06 08 06 48 01 54 07 04 13 13 11.3 3.9 35 0244+1337 SUN JAN 12 18 12 18 52 19 19 03 03 05 42 06 09 06 49 01 59 07 08 13 18 11.3 3.1 27 0331+1751 MON JAN 13 18 12 18 52 19 19 03 56 05 42 06 09 06 49 02 03 07 12 13 22 11.3 2.2 19 0420+2124 TUE JAN 14 18 13 18 53 19 20 04 52 05 42 06 09 06 49 02 08 07 16 13 26 11.3 1.3 11 0513+2403 WED JAN 15 18 14 18 54 19 20 05 49 05 42 06 09 06 49 02 13 07 20 13 30 11.3 0.3 2 0609+2532 THU JAN 16 18 14 18 54 19 21 16 32 06 45 05 42 06 09 06 49 02 17 07 24 13 34 11.3 0.0 0 0707+2539 FRI JAN 17 18 15 18 55 19 22 17 30 07 39 05 42 06 09 06 49 02 22 07 28 13 38 11.2 0.0 0 0806+2419 SAT JAN 18 18 16 18 55 19 22 18 31 05 43 06 09 06 49 02 26 07 32 13 42 11.2 0.0 0 0904+2132 SUN JAN 19 18 16 18 56 19 23 19 33 05 43 06 09 06 49 02 31 07 36 13 46 11.2 0.6 5 1000+1728 MON JAN 20 18 17 18 57 19 23 20 35 05 43 06 09 06 49 02 36 07 40 13 50 11.2 1.6 14 1054+1225 TUE JAN 21 18 18 18 57 19 24 21 34 05 43 06 09 06 49 02 40 07 43 13 54 11.2 2.6 23 1147+0640 WED JAN 22 18 18 18 58 19 24 22 33 05 43 06 09 06 49 02 45 07 47 13 57 11.2 3.6 32 1238+0034 THU JAN 23 18 19 18 58 19 25 23 32 05 43 06 09 06 49 02 49 07 51 14 01 11.2 4.6 40 1329-0534 FRI JAN 24 18 19 18 59 19 25 00 30 05 43 06 09 06 48 02 54 07 55 14 05 11.2 5.5 49 1421-1124 SAT JAN 25 18 20 18 59 19 26 01 31 05 43 06 09 06 48 02 57 07 59 14 09 11.2 6.5 58 1515-1638 SUN JAN 26 18 21 19 00 19 26 02 32 05 43 06 09 06 48 03 02 08 03 14 13 11.2 7.5 67 1612-2056 MON JAN 27 18 21 19 00 19 27 03 35 05 42 06 09 06 48 03 06 08 07 14 17 11.2 8.6 76 1710-2400 TUE JAN 28 18 22 19 01 19 27 04 36 05 42 06 09 06 48 03 11 08 11 14 21 11.1 9.6 86 1811-2536 WED JAN 29 18 22 19 02 19 28 05 34 16 04 05 42 06 08 06 48 03 16 08 15 14 24 11.1 10.5 94 1911-2539 THU JAN 30 18 23 19 02 19 28 06 28 17 04 05 42 06 08 06 47 03 20 08 19 14 28 11.1 11.1 100 2010-2410 FRI JAN 31 18 24 19 03 19 29 07 16 18 03 05 42 06 08 06 47 03 25 08 23 14 32 11.1 11.1 100 2106-2123 ONE LINE REFERS TO EVENING DATE NEW MOON JAN 02 20:26 UT AND FOLLOWING MORNING. FIRST QUARTER JAN 10 13:18 UT All dates and times are zone HST FULL MOON JAN 18 10:50 UT in upper table (except sid time). LAST QUARTER JAN 25 08:36 UT