KECK OBSERVATORY CALENDAR FOR 2008 -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 2008 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight TUE JAN 01 18 05 18 45 19 12 01 57 05 39 06 06 06 46 01 08 06 24 12 31 11.3 7.2 63 1404-1739 WED JAN 02 18 05 18 46 19 13 02 49 05 39 06 06 06 46 01 13 06 28 12 35 11.3 8.1 71 1451-2142 THU JAN 03 18 06 18 47 19 14 03 42 05 39 06 06 06 47 01 18 06 32 12 39 11.3 8.9 78 1541-2454 FRI JAN 04 18 07 18 47 19 14 04 36 05 40 06 07 06 47 01 22 06 36 12 44 11.3 9.8 86 1633-2702 SAT JAN 05 18 07 18 48 19 15 05 29 05 40 06 07 06 47 01 27 06 40 12 48 11.3 10.7 94 1728-2755 SUN JAN 06 18 08 18 48 19 15 06 21 16 48 05 40 06 07 06 47 01 31 06 44 12 52 11.3 11.3 100 1823-2726 MON JAN 07 18 09 18 49 19 16 07 10 17 44 05 41 06 07 06 48 01 36 06 47 12 55 11.3 11.3 100 1918-2534 TUE JAN 08 18 09 18 49 19 16 07 56 18 41 05 41 06 08 06 48 01 40 06 51 13 00 11.3 11.3 100 2012-2224 WED JAN 09 18 10 18 50 19 17 19 38 05 41 06 08 06 48 01 45 06 55 13 04 11.3 10.5 92 2104-1806 THU JAN 10 18 11 18 51 19 18 20 34 05 41 06 08 06 48 01 49 06 59 13 08 11.3 9.6 84 2154-1254 FRI JAN 11 18 11 18 51 19 18 21 29 05 42 06 08 06 48 01 53 07 03 13 12 11.3 8.6 76 2242-0702 SAT JAN 12 18 12 18 52 19 19 22 24 05 42 06 09 06 49 01 58 07 07 13 17 11.3 7.8 68 2330-0046 SUN JAN 13 18 12 18 52 19 19 23 20 05 42 06 09 06 49 02 02 07 11 13 21 11.3 6.8 60 0019+0536 MON JAN 14 18 13 18 53 19 20 00 17 05 42 06 09 06 49 02 07 07 15 13 25 11.3 5.9 52 0109+1149 TUE JAN 15 18 14 18 54 19 20 01 18 05 42 06 09 06 49 02 12 07 19 13 29 11.3 4.9 43 0202+1732 WED JAN 16 18 14 18 54 19 21 02 22 05 42 06 09 06 49 02 16 07 23 13 33 11.3 3.8 33 0259+2222 THU JAN 17 18 15 18 55 19 22 03 29 05 42 06 09 06 49 02 21 07 27 13 37 11.2 2.7 23 0400+2553 FRI JAN 18 18 16 18 55 19 22 04 36 05 43 06 09 06 49 02 25 07 31 13 41 11.2 1.6 13 0505+2744 SAT JAN 19 18 16 18 56 19 23 05 39 05 43 06 09 06 49 02 30 07 35 13 45 11.2 0.5 4 0610+2742 SUN JAN 20 18 17 18 57 19 23 16 20 06 37 05 43 06 09 06 49 02 35 07 39 13 49 11.2 0.0 0 0714+2546 MON JAN 21 18 18 18 57 19 24 17 26 07 27 05 43 06 09 06 49 02 39 07 43 13 53 11.2 0.0 0 0814+2214 TUE JAN 22 18 18 18 58 19 24 18 30 05 43 06 09 06 49 02 44 07 47 13 57 11.2 0.0 0 0910+1729 WED JAN 23 18 19 18 58 19 25 19 30 05 43 06 09 06 49 02 48 07 51 14 01 11.2 0.5 4 1002+1157 THU JAN 24 18 19 18 59 19 25 20 26 05 43 06 09 06 48 02 53 07 54 14 05 11.2 1.4 12 1050+0602 FRI JAN 25 18 20 18 59 19 26 21 18 05 43 06 09 06 48 02 57 07 58 14 08 11.2 2.3 20 1135+0002 SAT JAN 26 18 21 19 00 19 26 22 09 05 43 06 09 06 48 03 02 08 02 14 12 11.2 3.1 28 1220-0548 SUN JAN 27 18 21 19 00 19 27 22 59 05 42 06 09 06 48 03 06 08 06 14 16 11.2 4.0 35 1304-1118 MON JAN 28 18 22 19 01 19 27 23 49 05 42 06 09 06 48 03 10 08 10 14 20 11.1 4.8 43 1349-1617 TUE JAN 29 18 22 19 02 19 28 00 40 05 42 06 08 06 48 03 15 08 14 14 23 11.1 5.6 50 1436-2036 WED JAN 30 18 23 19 02 19 28 01 32 05 42 06 08 06 47 03 19 08 18 14 27 11.1 6.5 58 1524-2405 THU JAN 31 18 24 19 03 19 29 02 26 05 42 06 08 06 47 03 24 08 22 14 31 11.1 7.4 66 1616-2634 ONE LINE REFERS TO EVENING DATE NEW MOON JAN 08 11:40 UT AND FOLLOWING MORNING. FIRST QUARTER JAN 15 19:47 UT All dates and times are zone HST FULL MOON JAN 22 13:38 UT in upper table (except sid time). LAST QUARTER JAN 30 05:05 UT