KECK OBSERVATORY CALENDAR FOR 2040 -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 2040 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 DEC 01 17 53 18 33 19 00 04 54 16 02 05 23 05 50 06 30 23 25 04 26 09 49 10.4 9.9 95 1456-1554 >90 SUN DEC 02 17 53 18 33 19 00 05 57 16 46 05 24 05 51 06 31 23 29 04 29 09 54 10.4 10.4 100 1551-2035 >90 MON DEC 03 17 53 18 33 19 00 17 36 05 24 05 51 06 32 23 33 04 33 09 58 10.4 10.4 100 1650-2410 >90 TUE DEC 04 17 53 18 33 19 00 18 33 05 25 05 52 06 32 23 37 04 37 10 03 10.4 10.4 100 1753-2617 >90 WED DEC 05 17 53 18 34 19 01 19 36 05 25 05 52 06 33 23 41 04 41 10 07 10.4 9.8 94 1858-2638 >90 THU DEC 06 17 53 18 34 19 01 20 43 05 26 05 53 06 33 23 45 04 45 10 12 10.4 8.7 83 2003-2508 >90 FRI DEC 07 17 54 18 34 19 01 21 49 05 27 05 54 06 34 23 49 04 49 10 17 10.4 7.6 73 2104-2200 >90 SAT DEC 08 17 54 18 34 19 01 22 54 05 27 05 54 06 35 23 53 04 53 10 21 10.4 6.6 62 2202-1732 >90 SUN DEC 09 17 54 18 35 19 02 23 55 05 28 05 55 06 35 23 58 04 57 10 26 10.4 5.6 53 2256-1208 >90 MON DEC 10 17 55 18 35 19 02 00 52 05 28 05 55 06 36 00 02 05 01 10 30 10.4 4.6 44 2348-0611 81 TUE DEC 11 17 55 18 35 19 03 01 48 05 29 05 56 06 36 00 07 05 05 10 35 10.4 3.7 35 0037-0007 69 WED DEC 12 17 55 18 36 19 03 02 43 05 29 05 56 06 37 00 11 05 09 10 39 10.4 2.8 26 0125 0556 56 THU DEC 13 17 56 18 36 19 03 14 21 03 38 05 30 05 57 06 38 00 15 05 13 10 44 10.5 1.9 17 0213 1137 44 FRI DEC 14 17 56 18 37 19 04 14 59 04 33 05 30 05 58 06 38 00 20 05 17 10 48 10.4 0.9 9 0303 1643 32 SAT DEC 15 17 56 18 37 19 04 15 38 05 29 05 31 05 58 06 39 00 24 05 21 10 53 10.4 0.0 0 0354 2059 20 SUN DEC 16 17 57 18 37 19 05 16 21 06 26 05 32 05 59 06 39 00 29 05 25 10 58 10.4 0.0 0 0448 2413 10 MON DEC 17 17 57 18 38 19 05 17 08 05 32 05 59 06 40 00 33 05 29 11 02 10.4 0.0 0 0543 2612 07 TUE DEC 18 17 58 18 38 19 05 17 58 05 33 06 00 06 40 00 37 05 33 11 06 10.5 0.0 0 0638 2652 17 WED DEC 19 17 58 18 39 19 06 18 51 05 33 06 00 06 41 00 42 05 37 11 10 10.4 0.0 0 0732 2613 27 THU DEC 20 17 59 18 39 19 06 19 44 05 34 06 01 06 41 00 46 05 40 11 15 10.5 0.6 6 0825 2419 38 FRI DEC 21 17 59 18 40 19 07 20 38 05 34 06 01 06 42 00 51 05 44 11 19 10.4 1.5 14 0916 2122 49 SAT DEC 22 18 00 18 40 19 07 21 29 05 35 06 02 06 42 00 55 05 48 11 24 10.5 2.4 22 1003 1732 60 SUN DEC 23 18 00 18 41 19 08 22 20 05 35 06 02 06 43 00 59 05 52 11 28 10.5 3.2 30 1049 1301 71 MON DEC 24 18 01 18 41 19 08 23 10 05 35 06 03 06 43 01 03 05 56 11 32 10.5 4.0 38 1133 0759 82 TUE DEC 25 18 01 18 42 19 09 23 59 05 36 06 03 06 44 01 08 06 00 11 37 10.5 4.8 46 1212 0210 >90 WED DEC 26 18 02 18 42 19 10 00 49 05 36 06 04 06 44 01 13 06 04 11 41 10.4 5.7 54 1301-0254 >90 THU DEC 27 18 02 18 43 19 10 01 41 05 37 06 04 06 44 01 17 06 08 11 46 10.5 6.5 62 1347-0829 >90 FRI DEC 28 18 03 18 44 19 11 02 36 05 37 06 04 06 45 01 22 06 12 11 50 10.4 7.4 71 1435-1352 >90 SAT DEC 29 18 04 18 44 19 11 03 36 14 34 05 38 06 05 06 45 01 26 06 16 11 55 10.5 8.4 80 1528-1846 >90 SUN DEC 30 18 04 18 45 19 12 04 39 15 20 05 38 06 05 06 46 01 31 06 20 11 59 10.4 9.4 90 1625-2248 >90 MON DEC 31 18 05 18 45 19 12 05 46 16 14 05 38 06 06 06 46 01 35 06 24 12 03 10.4 10.4 100 1726-2534 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Dec 04 07:33 UT AND FOLLOWING MORNING. FIRST QUARTER Dec 10 23:29 UT All dates and times are zone HST FULL MOON Dec 18 12:15 UT in upper table (except sid time). LAST QUARTER Dec 26 17:03 UT