KECK OBSERVATORY CALENDAR FOR 2046 -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 2046 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 THU FEB 01 18 24 19 03 19 29 04 30 14 59 05 42 06 08 06 47 03 57 08 29 14 12 10.2 9.0 88 1821-2641 >90 FRI FEB 02 18 25 19 04 19 30 05 18 15 54 05 41 06 08 06 46 04 02 08 33 14 15 10.2 9.8 96 1915-2444 >90 SAT FEB 03 18 25 19 04 19 30 06 00 16 49 05 41 06 07 06 46 04 06 08 37 14 19 10.2 10.2 100 2005-2143 >90 SUN FEB 04 18 26 19 05 19 31 06 38 17 42 05 41 06 07 06 46 04 11 08 41 14 23 10.2 10.2 100 2053-1749 >90 MON FEB 05 18 26 19 05 19 31 18 33 05 41 06 07 06 45 04 15 08 45 14 27 10.2 10.2 100 2138-1317 >90 TUE FEB 06 18 27 19 06 19 32 19 22 05 40 06 06 06 45 04 20 08 49 14 30 10.1 10.1 100 2221-0818 >90 WED FEB 07 18 27 19 06 19 32 20 10 05 40 06 06 06 45 04 24 08 53 14 34 10.1 9.5 93 2303-0303 >90 THU FEB 08 18 28 19 07 19 32 20 58 05 40 06 06 06 44 04 28 08 57 14 38 10.1 8.7 85 2345 0219 >90 FRI FEB 09 18 28 19 07 19 33 21 46 05 39 06 05 06 44 04 33 09 01 14 41 10.1 7.9 78 0027 0737 >90 SAT FEB 10 18 29 19 07 19 33 22 35 05 39 06 05 06 43 04 37 09 05 14 45 10.1 7.1 69 0110 1242 >90 SUN FEB 11 18 29 19 08 19 34 23 27 05 39 06 04 06 43 04 42 09 09 14 48 10.1 6.2 61 0156 1723 >90 MON FEB 12 18 30 19 08 19 34 00 21 05 38 06 04 06 42 04 46 09 13 14 51 10.1 5.3 52 0247 2120 89 TUE FEB 13 18 30 19 09 19 35 01 18 05 38 06 03 06 42 04 51 09 16 14 55 10.0 4.3 43 0339 2440 77 WED FEB 14 18 31 19 09 19 35 02 18 05 37 06 03 06 41 04 55 09 20 14 58 10.0 3.3 33 0436 2642 65 THU FEB 15 18 31 19 10 19 35 03 17 05 37 06 03 06 41 04 59 09 24 15 02 10.0 2.3 23 0537 2714 52 FRI FEB 16 18 32 19 10 19 36 04 15 05 36 06 02 06 40 05 04 09 28 15 05 10.0 1.3 13 0640 2602 39 SAT FEB 17 18 32 19 10 19 36 15 02 05 08 05 36 06 01 06 40 05 08 09 32 15 09 10.0 0.5 4 0743 2304 26 SUN FEB 18 18 33 19 11 19 36 16 10 05 57 05 35 06 01 06 39 05 11 09 36 15 12 10.0 0.0 0 0844 1828 12 MON FEB 19 18 33 19 11 19 37 17 17 06 43 05 35 06 00 06 38 05 16 09 40 15 16 10.0 0.0 0 0943 1234 07 TUE FEB 20 18 33 19 11 19 37 18 22 05 34 06 00 06 38 05 20 09 44 15 19 9.9 0.0 0 1040 0550 19 WED FEB 21 18 34 19 12 19 38 19 26 05 34 05 59 06 37 05 25 09 48 15 23 9.9 0.0 0 1135-0113 34 THU FEB 22 18 34 19 12 19 38 20 28 05 33 05 59 06 36 05 29 09 52 15 26 9.9 0.8 8 1229-0806 48 FRI FEB 23 18 35 19 13 19 38 21 30 05 32 05 58 06 36 05 33 09 56 15 29 9.9 1.9 18 1324-1424 62 SAT FEB 24 18 35 19 13 19 39 22 32 05 32 05 57 06 35 05 38 10 00 15 33 9.9 2.9 29 1420-1939 75 SUN FEB 25 18 35 19 13 19 39 23 34 05 31 05 57 06 34 05 42 10 04 15 36 9.9 3.9 39 1516-2336 88 MON FEB 26 18 36 19 14 19 39 00 35 05 30 05 56 06 34 05 46 10 08 15 39 9.9 4.9 50 1615-2619 >90 TUE FEB 27 18 36 19 14 19 40 01 33 05 30 05 55 06 33 05 51 10 12 15 43 9.8 5.9 59 1713-2725 >90 WED FEB 28 18 37 19 14 19 40 02 27 05 29 05 55 06 32 05 55 10 16 15 45 9.8 6.8 69 1810-2703 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Feb 05 23:09 UT AND FOLLOWING MORNING. FIRST QUARTER Feb 14 03:22 UT All dates and times are zone HST FULL MOON Feb 20 23:42 UT in upper table (except sid time). LAST QUARTER Feb 27 16:23 UT