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 SUN SEP 01 18 48 19 26 19 52 01 21 04 52 05 18 05 56 17 49 22 24 03 43 9.9 5.9 59 0635+2515 MON SEP 02 18 47 19 25 19 52 02 20 04 52 05 18 05 57 17 52 22 28 03 46 9.9 6.9 69 0735+2445 TUE SEP 03 18 46 19 24 19 51 03 23 16 29 04 52 05 19 05 57 17 55 22 32 03 51 9.9 8.0 80 0835+2242 WED SEP 04 18 45 19 23 19 50 04 28 17 22 04 53 05 19 05 57 17 58 22 35 03 55 9.9 9.1 91 0935+1910 THU SEP 05 18 44 19 22 19 49 05 33 18 11 04 53 05 19 05 57 18 01 22 39 03 59 9.9 9.9 100 1034+1420 FRI SEP 06 18 43 19 21 19 48 06 37 18 57 04 53 05 19 05 57 18 04 22 43 04 03 10.0 10.0 100 1130+0834 SAT SEP 07 18 42 19 21 19 47 07 41 19 40 04 54 05 20 05 58 18 08 22 47 04 08 10.0 9.7 96 1225+0215 SUN SEP 08 18 42 19 20 19 46 20 23 04 54 05 20 05 58 18 10 22 51 04 12 10.0 9.0 89 1320-0410 MON SEP 09 18 41 19 19 19 45 21 06 04 54 05 20 05 58 18 13 22 55 04 16 10.0 8.2 82 1415-1016 TUE SEP 10 18 40 19 18 19 44 21 50 04 54 05 20 05 58 18 16 22 59 04 20 10.0 7.5 74 1510-1541 WED SEP 11 18 39 19 17 19 43 22 37 04 55 05 21 05 59 18 19 23 03 04 25 10.1 6.7 66 1607-2006 THU SEP 12 18 38 19 16 19 42 23 27 04 55 05 21 05 59 18 22 23 07 04 29 10.1 5.9 58 1704-2315 FRI SEP 13 18 37 19 15 19 41 00 20 04 55 05 21 05 59 18 25 23 11 04 33 10.1 5.0 49 1802-2500 SAT SEP 14 18 36 19 14 19 40 01 15 04 56 05 21 05 59 18 28 23 15 04 37 10.1 4.1 40 1900-2520 SUN SEP 15 18 35 19 13 19 39 02 11 04 56 05 22 05 59 18 31 23 19 04 42 10.1 3.2 31 1956-2418 MON SEP 16 18 34 19 12 19 38 03 06 04 56 05 22 06 00 18 34 23 23 04 46 10.2 2.3 22 2049-2204 TUE SEP 17 18 33 19 11 19 37 16 16 04 00 04 56 05 22 06 00 18 37 23 27 04 50 10.2 1.4 13 2140-1851 WED SEP 18 18 32 19 10 19 36 16 56 04 52 04 57 05 22 06 00 18 40 23 31 04 54 10.2 0.5 4 2228-1452 THU SEP 19 18 32 19 09 19 35 17 33 05 42 04 57 05 23 06 00 18 43 23 35 04 59 10.2 0.0 0 2314-1020 FRI SEP 20 18 31 19 08 19 34 18 07 06 30 04 57 05 23 06 00 18 46 23 39 05 02 10.2 0.0 0 2358-0527 SAT SEP 21 18 30 19 07 19 33 18 40 07 18 04 57 05 23 06 01 18 49 23 43 05 06 10.3 0.0 0 0041-0023 SUN SEP 22 18 29 19 06 19 32 19 12 04 58 05 23 06 01 18 52 23 46 05 10 10.3 0.1 0 0124+0440 MON SEP 23 18 28 19 05 19 31 19 45 04 58 05 23 06 01 18 55 23 50 05 14 10.3 0.7 6 0207+0934 TUE SEP 24 18 27 19 05 19 30 20 19 04 58 05 24 06 01 18 59 23 54 05 19 10.3 1.2 11 0252+1409 WED SEP 25 18 26 19 04 19 29 20 56 04 58 05 24 06 01 19 01 23 58 05 23 10.3 1.9 18 0339+1813 THU SEP 26 18 25 19 03 19 28 21 36 04 59 05 24 06 02 19 04 00 02 05 27 10.4 2.6 24 0428+2135 FRI SEP 27 18 24 19 02 19 27 22 20 04 59 05 24 06 02 19 07 00 06 05 31 10.4 3.3 31 0521+2402 SAT SEP 28 18 23 19 01 19 26 23 10 04 59 05 25 06 02 19 10 00 10 05 36 10.4 4.1 39 0616+2521 SUN SEP 29 18 22 19 00 19 26 00 05 04 59 05 25 06 02 19 13 00 14 05 40 10.4 5.1 48 0713+2521 MON SEP 30 18 22 18 59 19 25 01 05 04 59 05 25 06 03 19 16 00 18 05 44 10.4 6.1 58 0812+2354 ONE LINE REFERS TO EVENING DATE NEW MOON SEP 07 03:12 UT AND FOLLOWING MORNING. FIRST QUARTER SEP 13 18:09 UT All dates and times are zone HST FULL MOON SEP 21 14:01 UT in upper table (except sid time). LAST QUARTER SEP 29 17:06 UT