KECK OBSERVATORY CALENDAR FOR 2016 -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 2016 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 SAT OCT 01 18 20 18 57 19 23 19 07 05 00 05 26 06 03 19 47 00 24 05 25 9.6 9.6 100 1337-0640 >90 SUN OCT 02 18 19 18 57 19 22 19 45 05 00 05 26 06 03 19 49 00 28 05 29 9.6 9.2 96 1423-1002 >90 MON OCT 03 18 18 18 56 19 21 20 24 05 00 05 26 06 04 19 52 00 32 05 33 9.6 8.6 89 1509-1300 >90 TUE OCT 04 18 17 18 55 19 20 21 05 05 01 05 26 06 04 19 55 00 36 05 38 9.7 7.9 81 1556-1528 >90 WED OCT 05 18 16 18 54 19 19 21 48 05 01 05 26 06 04 19 58 00 40 05 42 9.7 7.2 74 1644-1720 >90 THU OCT 06 18 16 18 53 19 19 22 33 05 01 05 27 06 04 20 02 00 44 05 46 9.7 6.5 66 1734-1829 >90 FRI OCT 07 18 15 18 52 19 18 23 21 05 01 05 27 06 05 20 05 00 48 05 50 9.7 5.7 58 1825-1849 >90 SAT OCT 08 18 14 18 52 19 17 00 12 05 02 05 27 06 05 20 08 00 52 05 55 9.8 4.8 49 1919-1802 >90 SUN OCT 09 18 13 18 51 19 16 01 05 05 02 05 27 06 05 20 11 00 56 05 59 9.8 3.9 40 2010-1649 79 MON OCT 10 18 12 18 50 19 15 02 00 05 02 05 28 06 05 20 14 01 00 06 03 9.8 3.0 31 2104-1431 67 TUE OCT 11 18 12 18 49 19 15 14 45 02 57 05 02 05 28 06 06 20 18 01 04 06 07 9.8 2.1 21 2158-1118 55 WED OCT 12 18 11 18 48 19 14 15 32 03 56 05 03 05 28 06 06 20 21 01 08 06 11 9.8 1.1 11 2253-0720 43 THU OCT 13 18 10 18 48 19 13 16 18 04 57 05 03 05 29 06 06 20 24 01 12 06 15 9.8 0.1 1 2349-0249 30 FRI OCT 14 18 09 18 47 19 12 17 05 05 59 05 03 05 29 06 07 20 27 01 16 06 19 9.8 0.0 0 0046 0159 19 SAT OCT 15 18 08 18 46 19 12 17 53 05 04 05 29 06 07 20 31 01 19 06 24 9.9 0.0 0 0145 0644 14 SUN OCT 16 18 08 18 46 19 11 18 43 05 04 05 29 06 07 20 34 01 23 06 28 9.9 0.0 0 0245 1102 21 MON OCT 17 18 07 18 45 19 10 19 35 05 04 05 30 06 08 20 37 01 27 06 32 9.9 0.4 4 0346 1433 34 TUE OCT 18 18 06 18 44 19 10 20 30 05 04 05 30 06 08 20 41 01 31 06 36 9.9 1.3 13 0448 1700 47 WED OCT 19 18 06 18 43 19 09 21 27 05 05 05 30 06 08 20 43 01 35 06 41 9.9 2.3 23 0549 1814 60 THU OCT 20 18 05 18 43 19 08 22 25 05 05 05 31 06 09 20 46 01 39 06 45 10.0 3.3 32 0649 1815 73 FRI OCT 21 18 04 18 42 19 08 23 23 05 05 05 31 06 09 20 50 01 43 06 49 10.0 4.2 42 0747 1707 85 SAT OCT 22 18 04 18 42 19 07 00 19 05 06 05 31 06 09 20 53 01 47 06 54 10.0 5.2 52 0842 1509 >90 SUN OCT 23 18 03 18 41 19 07 01 13 05 06 05 32 06 10 20 57 01 51 06 58 10.0 6.1 61 0934 1224 >90 MON OCT 24 18 02 18 40 19 06 02 06 14 33 05 06 05 32 06 10 21 00 01 55 07 02 10.0 7.0 69 1023 0908 >90 TUE OCT 25 18 02 18 40 19 06 02 57 15 14 05 07 05 32 06 10 21 04 01 59 07 07 10.0 7.8 78 1111 0532 >90 WED OCT 26 18 01 18 39 19 05 03 47 15 52 05 07 05 33 06 11 21 07 02 03 07 11 10.0 8.7 86 1157 0145 >90 THU OCT 27 18 00 18 39 19 05 04 36 16 29 05 07 05 33 06 11 21 11 02 07 07 15 10.0 9.5 94 1242-0203 >90 FRI OCT 28 18 00 18 38 19 04 05 24 17 07 05 08 05 33 06 12 21 14 02 11 07 20 10.1 10.1 100 1327-0545 >90 SAT OCT 29 17 59 18 38 19 04 06 13 17 44 05 08 05 34 06 12 21 18 02 15 07 24 10.1 10.1 100 1412-0912 >90 SUN OCT 30 17 59 18 37 19 03 18 23 05 08 05 34 06 13 21 21 02 19 07 27 10.1 10.1 100 1458-1218 >90 MON OCT 31 17 58 18 37 19 03 19 03 05 09 05 35 06 13 21 25 02 23 07 32 10.1 10.1 100 1545-1455 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Oct 01 00:09 UT AND FOLLOWING MORNING. FIRST QUARTER Oct 09 04:34 UT All dates and times are zone HST FULL MOON Oct 16 04:24 UT in upper table (except sid time). LAST QUARTER Oct 22 19:13 UT NEW MOON Oct 30 17:37 UT