KECK OBSERVATORY CALENDAR FOR 2039 -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 2039 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 21 18 58 19 24 18 05 06 47 05 00 05 25 06 03 19 45 00 22 05 23 9.6 0.0 0 0046-0026 21 SUN OCT 02 18 20 18 57 19 23 18 41 05 00 05 26 06 03 19 48 00 26 05 27 9.6 0.0 0 0133 0503 22 MON OCT 03 18 19 18 57 19 22 19 16 05 00 05 26 06 03 19 51 00 30 05 31 9.6 0.0 0 0220 1013 28 TUE OCT 04 18 18 18 56 19 21 19 52 05 00 05 26 06 04 19 54 00 34 05 35 9.6 0.5 5 0307 1451 37 WED OCT 05 18 17 18 55 19 20 20 30 05 01 05 26 06 04 19 57 00 38 05 40 9.7 1.2 12 0355 1846 46 THU OCT 06 18 16 18 54 19 19 21 11 05 01 05 26 06 04 20 00 00 42 05 44 9.7 1.9 19 0445 2150 57 FRI OCT 07 18 16 18 53 19 19 21 55 05 01 05 27 06 04 20 04 00 46 05 48 9.7 2.6 26 0536 2354 67 SAT OCT 08 18 15 18 52 19 18 22 42 05 01 05 27 06 05 20 07 00 50 05 51 9.7 3.4 34 0628 2452 77 SUN OCT 09 18 14 18 52 19 17 23 33 05 02 05 27 06 05 20 10 00 54 05 56 9.8 4.3 43 0720 2436 88 MON OCT 10 18 13 18 51 19 16 00 26 05 02 05 27 06 05 20 13 00 58 06 00 9.8 5.2 52 0813 2322 >90 TUE OCT 11 18 12 18 50 19 15 01 20 14 26 05 02 05 28 06 05 20 16 01 01 06 04 9.8 6.1 62 0905 2055 >90 WED OCT 12 18 12 18 49 19 15 02 16 15 09 05 02 05 28 06 06 20 20 01 05 06 08 9.8 7.0 71 0956 1726 >90 THU OCT 13 18 11 18 48 19 14 03 12 15 51 05 03 05 28 06 06 20 23 01 09 06 13 9.8 8.0 81 1046 1302 >90 FRI OCT 14 18 10 18 48 19 13 04 09 16 30 05 03 05 29 06 06 20 26 01 13 06 17 9.8 8.9 90 1136 0753 >90 SAT OCT 15 18 09 18 47 19 12 05 06 17 09 05 03 05 29 06 07 20 28 01 17 06 21 9.8 9.8 100 1225 0213 >90 SUN OCT 16 18 08 18 46 19 12 06 04 17 49 05 04 05 29 06 07 20 32 01 21 06 26 9.9 9.9 100 1316-0343 >90 MON OCT 17 18 08 18 46 19 11 18 29 05 04 05 29 06 07 20 35 01 25 06 30 9.9 9.9 100 1408-0935 >90 TUE OCT 18 18 07 18 45 19 10 19 13 05 04 05 30 06 08 20 38 01 29 06 34 9.9 9.8 99 1503-1503 >90 WED OCT 19 18 06 18 44 19 10 20 01 05 04 05 30 06 08 20 42 01 33 06 38 9.9 9.1 91 1600-1942 >90 THU OCT 20 18 06 18 43 19 09 20 54 05 05 05 30 06 08 20 45 01 37 06 43 9.9 8.2 82 1701-2310 >90 FRI OCT 21 18 05 18 43 19 08 21 52 05 05 05 31 06 09 20 48 01 41 06 47 10.0 7.2 72 1803-2508 >90 SAT OCT 22 18 04 18 42 19 08 22 53 05 05 05 31 06 09 20 52 01 45 06 51 10.0 6.2 62 1906-2527 >90 SUN OCT 23 18 04 18 42 19 07 23 56 05 06 05 31 06 09 20 55 01 49 06 56 10.0 5.2 51 2008-2409 >90 MON OCT 24 18 03 18 41 19 07 00 57 05 06 05 32 06 10 20 59 01 53 07 00 10.0 4.1 41 2107-2122 81 TUE OCT 25 18 02 18 40 19 06 14 06 01 57 05 06 05 32 06 10 21 02 01 57 07 04 10.0 3.1 31 2202-1733 69 WED OCT 26 18 02 18 40 19 06 14 49 02 53 05 07 05 32 06 10 21 06 02 01 07 08 10.0 2.2 22 2254-1250 56 THU OCT 27 18 01 18 39 19 05 15 28 03 48 05 07 05 33 06 11 21 09 02 05 07 12 10.0 1.3 13 2343-0735 44 FRI OCT 28 18 00 18 39 19 05 16 05 04 40 05 07 05 33 06 11 21 13 02 08 07 16 10.0 0.5 4 0031-0205 33 SAT OCT 29 18 00 18 38 19 04 16 40 05 31 05 08 05 33 06 12 21 16 02 12 07 21 10.1 0.0 0 0117 0325 21 SUN OCT 30 17 59 18 38 19 04 17 14 06 23 05 08 05 34 06 12 21 20 02 16 07 25 10.1 0.0 0 0203 0842 12 MON OCT 31 17 59 18 37 19 03 17 50 05 08 05 34 06 13 21 23 02 20 07 29 10.1 0.0 0 0250 1334 10 ONE LINE REFERS TO EVENING DATE FULL MOON Oct 02 07:22 UT AND FOLLOWING MORNING. LAST QUARTER Oct 10 09:00 UT All dates and times are zone HST NEW MOON Oct 17 19:08 UT in upper table (except sid time). FIRST QUARTER Oct 24 11:50 UT FULL MOON Oct 31 22:35 UT