KECK OBSERVATORY CALENDAR FOR 2002 -ASTRONOMICAL (computed for altitude 4145.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) RA DEC 2002 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 18 18 h h % midnight SUN SEP 01 18 48 19 26 19 52 01 21 04 52 05 18 05 56 18 15 22 24 03 16 9.0 5.5 60 0635+2515 MON SEP 02 18 47 19 25 19 52 02 20 04 52 05 18 05 57 18 19 22 28 03 20 9.0 6.5 71 0735+2445 TUE SEP 03 18 46 19 24 19 51 03 23 16 29 04 52 05 19 05 57 18 22 22 32 03 24 9.0 7.5 83 0835+2242 WED SEP 04 18 45 19 23 19 50 04 28 17 22 04 53 05 19 05 57 18 25 22 35 03 29 9.0 8.6 95 0935+1910 THU SEP 05 18 44 19 22 19 49 05 33 18 11 04 53 05 19 05 57 18 28 22 39 03 33 9.1 9.1 100 1034+1420 FRI SEP 06 18 43 19 21 19 48 06 37 18 57 04 53 05 19 05 57 18 31 22 43 03 37 9.1 9.1 100 1130+0834 SAT SEP 07 18 42 19 21 19 47 07 41 19 40 04 54 05 20 05 58 18 34 22 47 03 42 9.1 9.1 100 1225+0215 SUN SEP 08 18 42 19 20 19 46 20 23 04 54 05 20 05 58 18 37 22 51 03 46 9.1 8.5 93 1320-0410 MON SEP 09 18 41 19 19 19 45 21 06 04 54 05 20 05 58 18 39 22 55 03 50 9.2 7.8 85 1415-1016 TUE SEP 10 18 40 19 18 19 44 21 50 04 54 05 20 05 58 18 42 22 59 03 54 9.2 7.1 77 1510-1541 WED SEP 11 18 39 19 17 19 43 22 37 04 55 05 21 05 59 18 45 23 03 03 59 9.2 6.3 68 1607-2006 THU SEP 12 18 38 19 16 19 42 23 27 04 55 05 21 05 59 18 48 23 07 04 03 9.2 5.5 59 1704-2315 FRI SEP 13 18 37 19 15 19 41 00 20 04 55 05 21 05 59 18 51 23 11 04 07 9.2 4.6 49 1802-2500 SAT SEP 14 18 36 19 14 19 40 01 15 04 56 05 21 05 59 18 54 23 15 04 12 9.3 3.7 39 1900-2520 SUN SEP 15 18 35 19 13 19 39 02 11 04 56 05 22 05 59 18 57 23 19 04 16 9.3 2.8 29 1956-2418 MON SEP 16 18 34 19 12 19 38 03 06 04 56 05 22 06 00 19 00 23 23 04 20 9.3 1.8 19 2049-2204 TUE SEP 17 18 33 19 11 19 37 16 16 04 00 04 56 05 22 06 00 19 03 23 27 04 24 9.3 0.9 10 2140-1851 WED SEP 18 18 32 19 10 19 36 16 56 04 52 04 57 05 22 06 00 19 06 23 31 04 28 9.3 0.1 0 2228-1452 THU SEP 19 18 32 19 09 19 35 17 33 05 42 04 57 05 23 06 00 19 09 23 35 04 32 9.4 0.0 0 2314-1020 FRI SEP 20 18 31 19 08 19 34 18 07 06 30 04 57 05 23 06 00 19 12 23 39 04 36 9.4 0.0 0 2358-0527 SAT SEP 21 18 30 19 07 19 33 18 40 07 18 04 57 05 23 06 01 19 15 23 43 04 40 9.4 0.0 0 0041-0023 SUN SEP 22 18 29 19 06 19 32 19 12 04 58 05 23 06 01 19 18 23 46 04 45 9.4 0.0 0 0124+0440 MON SEP 23 18 28 19 05 19 31 19 45 04 58 05 23 06 01 19 21 23 50 04 49 9.5 0.2 2 0207+0934 TUE SEP 24 18 27 19 05 19 30 20 19 04 58 05 24 06 01 19 24 23 54 04 53 9.5 0.8 8 0252+1409 WED SEP 25 18 26 19 04 19 29 20 56 04 58 05 24 06 01 19 27 23 58 04 57 9.5 1.4 15 0339+1813 THU SEP 26 18 25 19 03 19 28 21 36 04 59 05 24 06 02 19 29 00 02 05 02 9.5 2.1 22 0428+2135 FRI SEP 27 18 24 19 02 19 27 22 20 04 59 05 24 06 02 19 32 00 06 05 06 9.5 2.9 30 0521+2402 SAT SEP 28 18 23 19 01 19 26 23 10 04 59 05 25 06 02 19 35 00 10 05 10 9.6 3.7 39 0616+2521 SUN SEP 29 18 22 19 00 19 26 00 05 04 59 05 25 06 02 19 39 00 14 05 14 9.6 4.7 48 0713+2521 MON SEP 30 18 22 18 59 19 25 01 05 04 59 05 25 06 03 19 42 00 18 05 18 9.6 5.7 59 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