KECK OBSERVATORY CALENDAR FOR 2012 -NAUTICAL (computed for altitude 4160.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) Zenith 2012 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 12 12 h h % h m d m deg MON OCT 01 18 20 18 57 19 23 19 05 05 00 05 26 06 03 19 20 00 24 05 51 10.5 0.1 1 0211 1458 26 TUE OCT 02 18 19 18 57 19 22 19 46 05 00 05 26 06 03 19 24 00 28 05 55 10.5 0.8 7 0300 1743 36 WED OCT 03 18 18 18 56 19 21 20 29 05 00 05 26 06 04 19 27 00 32 05 59 10.5 1.6 14 0351 1939 47 THU OCT 04 18 17 18 55 19 20 21 14 05 01 05 26 06 04 19 30 00 36 06 03 10.5 2.3 22 0441 2040 57 FRI OCT 05 18 16 18 54 19 19 22 02 05 01 05 26 06 04 19 33 00 40 06 07 10.5 3.1 29 0532 2045 68 SAT OCT 06 18 16 18 53 19 19 22 52 05 01 05 27 06 04 19 36 00 44 06 12 10.6 4.0 37 0623 1953 79 SUN OCT 07 18 15 18 52 19 18 23 44 05 01 05 27 06 05 19 39 00 48 06 16 10.6 4.9 45 0712 1757 90 MON OCT 08 18 14 18 52 19 17 00 36 05 02 05 27 06 05 19 43 00 52 06 20 10.6 5.7 54 0804 1529 >90 TUE OCT 09 18 13 18 51 19 16 01 30 14 06 05 02 05 27 06 05 19 46 00 56 06 24 10.6 6.6 62 0854 1204 >90 WED OCT 10 18 12 18 50 19 15 02 25 14 48 05 02 05 28 06 05 19 49 01 00 06 29 10.6 7.6 71 0944 0759 >90 THU OCT 11 18 12 18 49 19 15 03 21 15 29 05 02 05 28 06 06 19 52 01 04 06 32 10.6 8.5 80 1034 0323 >90 FRI OCT 12 18 11 18 48 19 14 04 19 16 10 05 03 05 28 06 06 19 55 01 08 06 36 10.7 9.5 89 1126-0132 >90 SAT OCT 13 18 10 18 48 19 13 05 19 16 53 05 03 05 29 06 06 19 59 01 11 06 41 10.7 10.5 98 1219-0630 >90 SUN OCT 14 18 09 18 47 19 12 06 21 17 39 05 03 05 29 06 07 20 02 01 15 06 45 10.7 10.7 100 1314-1114 >90 MON OCT 15 18 08 18 46 19 12 18 29 05 04 05 29 06 07 20 05 01 19 06 49 10.7 10.7 100 1412-1522 >90 TUE OCT 16 18 08 18 46 19 11 19 22 05 04 05 29 06 07 20 08 01 23 06 53 10.7 10.1 94 1512-1833 >90 WED OCT 17 18 07 18 45 19 10 20 19 05 04 05 30 06 08 20 11 01 27 06 58 10.8 9.2 85 1614-2031 >90 THU OCT 18 18 06 18 44 19 10 21 20 05 04 05 30 06 08 20 14 01 31 07 02 10.8 8.2 75 1716-2105 >90 FRI OCT 19 18 06 18 43 19 09 22 21 05 05 05 30 06 08 20 17 01 35 07 06 10.8 7.1 66 1817-2016 >90 SAT OCT 20 18 05 18 43 19 08 23 22 05 05 05 31 06 09 20 21 01 39 07 11 10.8 6.1 56 1916-1813 >90 SUN OCT 21 18 04 18 42 19 08 00 21 05 05 05 31 06 09 20 24 01 43 07 15 10.8 5.2 47 2013-1503 88 MON OCT 22 18 04 18 42 19 07 01 18 05 06 05 31 06 09 20 28 01 47 07 19 10.8 4.2 38 2105-1122 76 TUE OCT 23 18 03 18 41 19 07 02 12 05 06 05 32 06 10 20 31 01 51 07 24 10.9 3.3 30 2156-0709 64 WED OCT 24 18 02 18 40 19 06 14 31 03 05 05 06 05 32 06 10 20 34 01 55 07 28 10.9 2.5 22 2245-0238 52 THU OCT 25 18 02 18 40 19 06 15 09 03 56 05 07 05 32 06 10 20 38 01 59 07 32 10.9 1.6 14 2332 0156 40 FRI OCT 26 18 01 18 39 19 05 15 46 04 47 05 07 05 33 06 11 20 41 02 03 07 37 10.9 0.8 7 0020 0622 28 SAT OCT 27 18 00 18 39 19 05 16 24 05 38 05 07 05 33 06 11 20 45 02 07 07 41 10.9 0.0 0 0107 1028 17 SUN OCT 28 18 00 18 38 19 04 17 03 06 29 05 08 05 33 06 12 20 48 02 11 07 45 10.9 0.0 0 0155 1404 07 MON OCT 29 17 59 18 38 19 04 17 43 05 08 05 34 06 12 20 52 02 15 07 49 10.9 0.0 0 0245 1701 08 TUE OCT 30 17 59 18 37 19 03 18 26 05 08 05 34 06 13 20 55 02 19 07 53 10.9 0.0 0 0335 1911 18 WED OCT 31 17 58 18 37 19 03 19 10 05 09 05 35 06 13 20 59 02 22 07 58 11.0 0.5 5 0426 2029 29 ONE LINE REFERS TO EVENING DATE LAST QUARTER Oct 08 07:34 UT AND FOLLOWING MORNING. NEW MOON Oct 15 12:03 UT All dates and times are zone HST FIRST QUARTER Oct 22 03:31 UT in upper table (except sid time). FULL MOON Oct 29 19:49 UT