KECK OBSERVATORY CALENDAR FOR 2011 -ASTRONOMICAL (computed for altitude 4160.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) Zenith 2011 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 18 18 h h % h m d m deg TUE NOV 01 17 58 18 37 19 03 23 55 05 09 05 35 06 13 21 26 02 23 07 33 10.1 5.2 51 2027-1502 >90 WED NOV 02 17 58 18 36 19 02 00 48 05 09 05 35 06 13 21 29 02 27 07 37 10.1 4.4 42 2117-1058 82 THU NOV 03 17 57 18 36 19 02 01 39 05 09 05 35 06 14 21 32 02 31 07 41 10.1 3.5 34 2203-0638 71 FRI NOV 04 17 57 18 36 19 02 02 28 05 10 05 36 06 14 21 36 02 35 07 46 10.1 2.7 26 2248-0202 60 SAT NOV 05 17 56 18 35 19 01 14 29 03 16 05 10 05 36 06 15 21 39 02 39 07 50 10.2 1.9 18 2333 0236 49 SUN NOV 06 17 56 18 35 19 01 15 03 04 04 05 11 05 37 06 15 21 43 02 43 07 55 10.2 1.1 10 0017 0707 38 MON NOV 07 17 56 18 34 19 01 15 38 04 54 05 11 05 37 06 16 21 47 02 47 07 59 10.2 0.3 2 0103 1121 26 TUE NOV 08 17 55 18 34 19 00 16 15 05 44 05 11 05 38 06 16 21 50 02 51 08 03 10.2 0.0 0 0150 1508 15 WED NOV 09 17 55 18 34 19 00 16 54 06 35 05 12 05 38 06 17 21 54 02 55 08 08 10.2 0.0 0 0238 1818 04 THU NOV 10 17 55 18 34 19 00 17 36 05 12 05 38 06 17 21 58 02 59 08 12 10.2 0.0 0 0329 2041 07 FRI NOV 11 17 54 18 33 18 59 18 22 05 13 05 39 06 18 22 01 03 03 08 17 10.2 0.0 0 0421 2208 18 SAT NOV 12 17 54 18 33 18 59 19 11 05 13 05 39 06 18 22 05 03 07 08 21 10.2 0.2 1 0515 2232 30 SUN NOV 13 17 54 18 33 18 59 20 02 05 14 05 40 06 19 22 09 03 11 08 26 10.2 1.0 10 0609 2149 41 MON NOV 14 17 53 18 33 18 59 20 57 05 14 05 40 06 20 22 13 03 15 08 30 10.2 2.0 19 0702 1959 53 TUE NOV 15 17 53 18 32 18 59 21 52 05 14 05 41 06 20 22 17 03 19 08 33 10.2 2.9 28 0755 1708 65 WED NOV 16 17 53 18 32 18 59 22 48 05 15 05 41 06 21 22 21 03 23 08 38 10.3 3.8 37 0847 1321 77 THU NOV 17 17 53 18 32 18 59 23 45 05 15 05 42 06 21 22 25 03 26 08 42 10.3 4.8 46 0936 0842 90 FRI NOV 18 17 53 18 32 18 58 00 42 05 16 05 42 06 22 22 28 03 30 08 47 10.3 5.7 55 1030 0351 >90 SAT NOV 19 17 52 18 32 18 58 01 40 05 16 05 43 06 22 22 32 03 34 08 51 10.3 6.7 65 1121-0130 >90 SUN NOV 20 17 52 18 32 18 58 02 40 14 15 05 17 05 43 06 23 22 35 03 38 08 56 10.3 7.7 74 1214-0652 >90 MON NOV 21 17 52 18 32 18 58 03 42 15 00 05 17 05 44 06 24 22 39 03 42 09 00 10.3 8.7 84 1310-1158 >90 TUE NOV 22 17 52 18 32 18 58 04 47 15 48 05 18 05 45 06 24 22 43 03 46 09 05 10.3 9.8 94 1408-1625 >90 WED NOV 23 17 52 18 32 18 58 05 53 16 41 05 18 05 45 06 25 22 47 03 50 09 09 10.3 10.3 100 1508-1950 >90 THU NOV 24 17 52 18 32 18 58 06 58 17 38 05 19 05 46 06 25 22 51 03 54 09 14 10.3 10.3 100 1611-2156 >90 FRI NOV 25 17 52 18 32 18 58 18 39 05 19 05 46 06 26 22 55 03 58 09 18 10.3 10.3 100 1714-2231 >90 SAT NOV 26 17 52 18 32 18 59 19 42 05 20 05 47 06 27 23 00 04 02 09 23 10.3 9.6 93 1815-2136 >90 SUN NOV 27 17 52 18 32 18 59 20 44 05 21 05 47 06 27 23 04 04 06 09 28 10.4 8.6 83 1914-1924 >90 MON NOV 28 17 52 18 32 18 59 21 43 05 21 05 48 06 28 23 08 04 10 09 32 10.4 7.6 73 2009-1610 >90 TUE NOV 29 17 52 18 32 18 59 22 38 05 22 05 48 06 28 23 12 04 14 09 37 10.4 6.7 64 2100-1214 >90 WED NOV 30 17 52 18 32 18 59 23 31 05 22 05 49 06 29 23 16 04 18 09 41 10.4 5.9 56 2148-0752 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Nov 02 16:37 UT AND FOLLOWING MORNING. FULL MOON Nov 10 20:18 UT All dates and times are zone HST LAST QUARTER Nov 18 15:10 UT in upper table (except sid time). NEW MOON Nov 25 06:11 UT