KECK OBSERVATORY CALENDAR FOR 2002 -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 2002 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight THU AUG 01 19 10 19 50 20 18 00 22 04 38 05 06 05 47 16 11 20 21 01 28 9.3 4.5 48 0320+1610 FRI AUG 02 19 09 19 50 20 18 01 03 04 39 05 07 05 47 16 15 20 25 01 33 9.3 5.2 56 0409+1955 SAT AUG 03 19 09 19 49 20 17 01 48 04 39 05 07 05 48 16 18 20 29 01 37 9.3 6.0 64 0503+2249 SUN AUG 04 19 08 19 48 20 16 02 40 04 40 05 08 05 48 16 21 20 33 01 42 9.3 6.9 73 0559+2438 MON AUG 05 19 07 19 48 20 16 03 37 16 50 04 40 05 08 05 48 16 25 20 37 01 46 9.3 7.8 83 0659+2504 TUE AUG 06 19 07 19 47 20 15 04 39 17 48 04 41 05 09 05 49 16 27 20 41 01 51 9.4 8.9 94 0800+2357 WED AUG 07 19 06 19 46 20 14 05 44 18 44 04 41 05 09 05 49 16 30 20 45 01 55 9.4 9.4 100 0901+2117 THU AUG 08 19 06 19 46 20 14 06 49 19 35 04 42 05 09 05 49 16 34 20 49 01 59 9.4 9.4 100 1000+1713 FRI AUG 09 19 05 19 45 20 13 07 53 20 22 04 42 05 10 05 50 16 37 20 53 02 04 9.4 8.8 93 1057+1204 SAT AUG 10 19 04 19 44 20 12 21 06 04 43 05 10 05 50 16 40 20 57 02 08 9.4 8.1 85 1152+0611 SUN AUG 11 19 04 19 44 20 11 21 48 04 43 05 11 05 50 16 44 21 01 02 13 9.4 7.4 78 1246+0000 MON AUG 12 19 03 19 43 20 11 22 29 04 44 05 11 05 51 16 47 21 05 02 17 9.5 6.7 70 1339-0606 TUE AUG 13 19 03 19 42 20 10 23 11 04 44 05 12 05 51 16 50 21 09 02 22 9.5 6.0 63 1432-1148 WED AUG 14 19 02 19 41 20 09 23 55 04 44 05 12 05 51 16 53 21 13 02 26 9.5 5.3 55 1526-1647 THU AUG 15 19 01 19 41 20 08 00 41 04 45 05 12 05 52 16 57 21 17 02 29 9.5 4.5 47 1621-2046 FRI AUG 16 19 00 19 40 20 07 01 31 04 45 05 13 05 52 17 00 21 21 02 34 9.6 3.7 38 1718-2333 SAT AUG 17 19 00 19 39 20 06 02 24 04 46 05 13 05 52 17 03 21 25 02 38 9.6 2.8 29 1816-2458 SUN AUG 18 18 59 19 38 20 05 03 20 04 46 05 13 05 53 17 06 21 28 02 42 9.6 1.9 19 1913-2500 MON AUG 19 18 58 19 37 20 05 16 44 04 16 04 47 05 14 05 53 17 09 21 32 02 47 9.6 1.0 10 2009-2342 TUE AUG 20 18 58 19 37 20 04 17 33 05 11 04 47 05 14 05 53 17 13 21 36 02 51 9.6 0.0 0 2102-2115 WED AUG 21 18 57 19 36 20 03 18 17 06 05 04 47 05 14 05 54 17 16 21 40 02 55 9.6 0.0 0 2152-1750 THU AUG 22 18 56 19 35 20 02 18 56 06 56 04 48 05 15 05 54 17 19 21 44 03 00 9.7 0.0 0 2240-1343 FRI AUG 23 18 55 19 34 20 01 19 32 07 46 04 48 05 15 05 54 17 21 21 48 03 04 9.7 0.0 0 2326-0905 SAT AUG 24 18 54 19 33 20 00 20 06 04 49 05 15 05 54 17 24 21 52 03 08 9.7 0.6 5 0009-0410 SUN AUG 25 18 54 19 32 19 59 20 39 04 49 05 16 05 55 17 27 21 56 03 13 9.7 1.1 11 0052+0051 MON AUG 26 18 53 19 32 19 58 21 11 04 49 05 16 05 55 17 31 22 00 03 17 9.7 1.6 16 0135+0551 TUE AUG 27 18 52 19 31 19 57 21 44 04 50 05 16 05 55 17 34 22 04 03 21 9.8 2.2 22 0219+1039 WED AUG 28 18 51 19 30 19 56 22 19 04 50 05 17 05 55 17 37 22 08 03 26 9.8 2.8 28 0304+1505 THU AUG 29 18 50 19 29 19 55 22 57 04 51 05 17 05 56 17 40 22 12 03 30 9.8 3.5 35 0352+1859 FRI AUG 30 18 49 19 28 19 54 23 40 04 51 05 17 05 56 17 43 22 16 03 34 9.8 4.2 42 0443+2208 SAT AUG 31 18 49 19 27 19 53 00 27 04 51 05 18 05 56 17 46 22 20 03 39 9.8 5.0 50 0538+2418 ONE LINE REFERS TO EVENING DATE LAST QUARTER AUG 01 10:24 UT AND FOLLOWING MORNING. NEW MOON AUG 08 19:16 UT All dates and times are zone HST FIRST QUARTER AUG 15 10:14 UT in upper table (except sid time). FULL MOON AUG 22 22:29 UT LAST QUARTER AUG 31 02:33 UT