KECK OBSERVATORY CALENDAR FOR 2011 -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 2011 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 FRI JUL 01 19 16 19 59 20 29 06 58 19 50 04 23 04 53 05 35 14 17 18 18 23 12 8.9 8.9 100 0737 1816 >90 SAT JUL 02 19 16 19 59 20 29 20 37 04 23 04 53 05 36 14 21 18 22 23 16 8.9 8.3 92 0832 1430 >90 SUN JUL 03 19 16 19 59 20 29 21 21 04 24 04 54 05 36 14 25 18 26 23 21 8.9 7.5 84 0925 0952 >90 MON JUL 04 19 16 19 59 20 29 22 03 04 24 04 54 05 36 14 29 18 30 23 25 8.9 6.9 76 1018 0438 >90 TUE JUL 05 19 16 19 59 20 28 22 44 04 24 04 54 05 37 14 33 18 34 23 29 8.9 6.2 69 1109-0054 >90 WED JUL 06 19 16 19 58 20 28 23 26 04 25 04 55 05 37 14 36 18 38 23 34 8.9 5.5 61 1201-0628 >90 THU JUL 07 19 16 19 58 20 28 00 09 04 25 04 55 05 37 14 39 18 42 23 38 8.9 4.8 53 1258-1125 >90 FRI JUL 08 19 16 19 58 20 28 00 55 04 26 04 56 05 38 14 43 18 46 23 43 9.0 4.0 44 1350-1621 81 SAT JUL 09 19 16 19 58 20 28 01 44 04 26 04 56 05 38 14 47 18 50 23 47 9.0 3.2 35 1448-2010 72 SUN JUL 10 19 16 19 58 20 28 14 57 02 38 04 27 04 56 05 39 14 51 18 54 23 51 9.0 2.3 25 1547-2245 62 MON JUL 11 19 16 19 58 20 28 15 58 03 34 04 27 04 57 05 39 14 55 18 58 23 56 9.0 1.4 15 1648-2356 54 TUE JUL 12 19 16 19 58 20 27 16 56 04 33 04 28 04 57 05 39 14 59 19 02 00 00 9.0 0.4 4 1748-2341 47 WED JUL 13 19 16 19 58 20 27 17 51 05 32 04 28 04 58 05 40 15 03 19 06 00 05 9.0 0.0 0 1847-2202 42 THU JUL 14 19 15 19 57 20 27 18 41 06 30 04 29 04 58 05 40 15 06 19 10 00 09 9.0 0.0 0 1943-1913 40 FRI JUL 15 19 15 19 57 20 27 19 25 04 29 04 59 05 40 15 10 19 14 00 13 9.0 0.0 0 2036-1530 41 SAT JUL 16 19 15 19 57 20 26 20 06 04 30 04 59 05 41 15 14 19 18 00 17 9.0 0.1 1 2126-1109 44 SUN JUL 17 19 15 19 57 20 26 20 43 04 30 05 00 05 41 15 18 19 22 00 22 9.0 0.8 8 2213-0628 50 MON JUL 18 19 15 19 56 20 26 21 18 04 31 05 00 05 42 15 21 19 25 00 26 9.1 1.4 15 2259-0138 56 TUE JUL 19 19 14 19 56 20 25 21 53 04 31 05 00 05 42 15 25 19 29 00 30 9.1 2.0 21 2343 0309 64 WED JUL 20 19 14 19 56 20 25 22 27 04 32 05 01 05 42 15 29 19 33 00 35 9.1 2.5 27 0027 0744 72 THU JUL 21 19 14 19 55 20 24 23 02 04 32 05 01 05 43 15 32 19 37 00 39 9.1 3.1 34 0112 1158 80 FRI JUL 22 19 14 19 55 20 24 23 39 04 33 05 02 05 43 15 36 19 41 00 44 9.1 3.7 40 0158 1537 89 SAT JUL 23 19 13 19 55 20 24 00 20 04 33 05 02 05 44 15 40 19 45 00 48 9.1 4.4 48 0248 1852 >90 SUN JUL 24 19 13 19 54 20 23 01 04 14 08 04 34 05 03 05 44 15 42 19 49 00 53 9.2 5.2 56 0338 2111 >90 MON JUL 25 19 13 19 54 20 23 01 53 15 01 04 34 05 03 05 44 15 46 19 53 00 57 9.2 6.0 65 0431 2231 >90 TUE JUL 26 19 12 19 53 20 22 02 47 15 56 04 35 05 04 05 45 15 49 19 57 01 02 9.2 6.9 75 0526 2243 >90 WED JUL 27 19 12 19 53 20 21 03 44 16 49 04 35 05 04 05 45 15 53 20 01 01 06 9.2 7.9 85 0623 2141 >90 THU JUL 28 19 11 19 52 20 21 04 44 17 40 04 36 05 05 05 46 15 56 20 05 01 11 9.2 8.9 96 0719 1923 >90 FRI JUL 29 19 11 19 52 20 20 05 45 18 29 04 37 05 05 05 46 16 00 20 09 01 15 9.2 9.2 100 0815 1556 >90 SAT JUL 30 19 10 19 51 20 20 06 46 19 16 04 37 05 06 05 46 16 03 20 13 01 20 9.2 9.2 100 0909 1130 >90 SUN JUL 31 19 10 19 51 20 19 19 59 04 38 05 06 05 47 16 07 20 17 01 24 9.2 9.1 98 1003 0620 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Jul 01 08:53 UT AND FOLLOWING MORNING. FIRST QUARTER Jul 08 06:29 UT All dates and times are zone HST FULL MOON Jul 15 06:39 UT in upper table (except sid time). LAST QUARTER Jul 23 05:02 UT NEW MOON Jul 30 18:37 UT