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 MON JUL 01 19 16 19 58 20 29 00 08 04 23 04 53 05 35 14 17 18 19 23 13 8.9 4.2 46 0037-0119 TUE JUL 02 19 16 19 58 20 29 00 40 04 23 04 53 05 36 14 20 18 23 23 17 8.9 4.7 52 0120+0340 WED JUL 03 19 16 19 59 20 29 01 14 04 24 04 54 05 36 14 25 18 27 23 22 8.9 5.2 58 0204+0835 THU JUL 04 19 16 19 59 20 28 01 49 04 24 04 54 05 36 14 29 18 31 23 26 8.9 5.8 65 0249+1315 FRI JUL 05 19 16 19 58 20 28 02 28 04 24 04 54 05 37 14 32 18 35 23 30 8.9 6.5 72 0337+1728 SAT JUL 06 19 16 19 58 20 28 03 11 16 11 04 25 04 55 05 37 14 36 18 39 23 35 8.9 7.2 80 0429+2100 SUN JUL 07 19 16 19 58 20 28 03 59 17 08 04 25 04 55 05 37 14 40 18 43 23 39 8.9 8.0 89 0524+2334 MON JUL 08 19 16 19 58 20 28 04 54 18 07 04 26 04 56 05 38 14 44 18 47 23 44 9.0 8.9 99 0623+2454 TUE JUL 09 19 16 19 58 20 28 05 54 19 06 04 26 04 56 05 38 14 48 18 51 23 48 9.0 9.0 100 0723+2447 WED JUL 10 19 16 19 58 20 28 06 56 20 02 04 27 04 56 05 39 14 52 18 55 23 52 9.0 8.9 99 0824+2306 THU JUL 11 19 16 19 58 20 28 08 00 20 55 04 27 04 57 05 39 14 56 18 59 23 56 9.0 8.0 89 0923+1959 FRI JUL 12 19 16 19 58 20 27 21 43 04 28 04 57 05 39 15 00 19 03 00 00 9.0 7.2 80 1020+1537 SAT JUL 13 19 16 19 58 20 27 22 28 04 28 04 58 05 40 15 04 19 07 00 05 9.0 6.5 72 1115+1022 SUN JUL 14 19 15 19 57 20 27 23 10 04 29 04 58 05 40 15 07 19 10 00 09 9.0 5.8 64 1208+0433 MON JUL 15 19 15 19 57 20 27 23 50 04 29 04 59 05 40 15 11 19 14 00 14 9.0 5.1 57 1300-0128 TUE JUL 16 19 15 19 57 20 26 00 30 04 30 04 59 05 41 15 15 19 18 00 18 9.0 4.5 49 1352-0722 WED JUL 17 19 15 19 57 20 26 01 12 04 30 05 00 05 41 15 19 19 22 00 23 9.0 3.8 41 1444-1250 THU JUL 18 19 15 19 56 20 26 01 56 04 31 05 00 05 42 15 22 19 26 00 27 9.1 3.1 33 1538-1735 FRI JUL 19 19 14 19 56 20 25 02 44 04 31 05 00 05 42 15 26 19 30 00 31 9.1 2.3 24 1634-2120 SAT JUL 20 19 14 19 56 20 25 16 01 03 35 04 32 05 01 05 42 15 29 19 34 00 36 9.1 1.4 15 1732-2351 SUN JUL 21 19 14 19 55 20 24 17 00 04 30 04 32 05 01 05 43 15 32 19 38 00 40 9.1 0.5 5 1830-2459 MON JUL 22 19 13 19 55 20 24 17 57 05 27 04 33 05 02 05 43 15 36 19 42 00 45 9.1 0.0 0 1928-2442 TUE JUL 23 19 13 19 54 20 23 18 49 06 23 04 33 05 02 05 44 15 39 19 46 00 49 9.1 0.0 0 2024-2306 WED JUL 24 19 13 19 54 20 23 19 37 07 19 04 34 05 03 05 44 15 43 19 50 00 54 9.2 0.0 0 2117-2021 THU JUL 25 19 12 19 54 20 23 20 19 04 34 05 03 05 44 15 47 19 54 00 58 9.2 0.4 4 2207-1644 FRI JUL 26 19 12 19 53 20 22 20 58 04 35 05 04 05 45 15 50 19 58 01 03 9.2 1.1 11 2254-1228 SAT JUL 27 19 12 19 53 20 21 21 33 04 35 05 04 05 45 15 54 20 02 01 07 9.2 1.7 18 2339-0746 SUN JUL 28 19 11 19 52 20 21 22 07 04 36 05 05 05 46 15 57 20 06 01 11 9.2 2.2 24 0022-0249 MON JUL 29 19 11 19 52 20 20 22 39 04 36 05 05 05 46 16 01 20 10 01 15 9.2 2.8 30 0105+0211 TUE JUL 30 19 10 19 51 20 20 23 12 04 37 05 06 05 46 16 04 20 14 01 20 9.2 3.4 36 0149+0707 WED JUL 31 19 10 19 51 20 19 23 46 04 38 05 06 05 47 16 08 20 17 01 24 9.2 3.9 42 0233+1151 ONE LINE REFERS TO EVENING DATE LAST QUARTER JUL 02 17:22 UT AND FOLLOWING MORNING. NEW MOON JUL 10 10:28 UT All dates and times are zone HST FIRST QUARTER JUL 17 04:50 UT in upper table (except sid time). FULL MOON JUL 24 09:08 UT