KECK OBSERVATORY CALENDAR FOR 2030 -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 2030 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 SUN DEC 01 17 52 18 32 18 59 00 46 05 23 05 50 06 30 23 21 04 23 09 47 10.4 4.6 44 2257-0101 83 MON DEC 02 17 53 18 33 19 00 01 39 05 23 05 50 06 30 23 26 04 27 09 51 10.4 3.7 35 2344 0344 71 TUE DEC 03 17 53 18 33 19 00 02 31 05 24 05 51 06 31 23 30 04 31 09 56 10.4 2.9 27 0032 0818 59 WED DEC 04 17 53 18 33 19 00 14 03 03 22 05 24 05 51 06 32 23 34 04 35 10 00 10.4 2.0 19 0120 1226 47 THU DEC 05 17 53 18 33 19 00 14 42 04 14 05 25 05 52 06 32 23 38 04 39 10 05 10.4 1.2 11 0208 1600 36 FRI DEC 06 17 53 18 34 19 01 15 23 05 06 05 25 05 52 06 33 23 43 04 43 10 09 10.4 0.3 3 0258 1850 25 SAT DEC 07 17 53 18 34 19 01 16 06 05 57 05 26 05 53 06 33 23 47 04 47 10 14 10.4 0.0 0 0349 2048 14 SUN DEC 08 17 54 18 34 19 01 16 52 06 47 05 27 05 54 06 34 23 51 04 51 10 19 10.4 0.0 0 0441 2149 03 MON DEC 09 17 54 18 34 19 01 17 40 05 27 05 54 06 35 23 55 04 55 10 23 10.4 0.0 0 0532 2150 09 TUE DEC 10 17 54 18 35 19 02 18 30 05 28 05 55 06 35 00 00 04 59 10 28 10.4 0.0 0 0624 2051 20 WED DEC 11 17 55 18 35 19 02 19 21 05 28 05 55 06 36 00 04 05 03 10 32 10.4 0.3 3 0714 1855 31 THU DEC 12 17 55 18 35 19 03 20 12 05 29 05 56 06 36 00 09 05 07 10 37 10.4 1.2 11 0804 1609 42 FRI DEC 13 17 55 18 36 19 03 21 03 05 29 05 56 06 37 00 13 05 11 10 40 10.4 2.0 19 0852 1241 53 SAT DEC 14 17 56 18 36 19 03 21 54 05 30 05 57 06 38 00 17 05 15 10 45 10.5 2.9 27 0939 0838 65 SUN DEC 15 17 56 18 37 19 04 22 45 05 30 05 58 06 38 00 22 05 18 10 49 10.4 3.7 35 1026 0410 76 MON DEC 16 17 56 18 37 19 04 23 37 05 31 05 58 06 39 00 26 05 22 10 54 10.4 4.5 43 1112-0026 88 TUE DEC 17 17 57 18 37 19 05 00 30 05 32 05 59 06 39 00 31 05 26 10 59 10.4 5.4 51 1202-0520 >90 WED DEC 18 17 57 18 38 19 05 01 26 05 32 05 59 06 40 00 34 05 30 11 03 10.4 6.3 60 1252-1001 >90 THU DEC 19 17 58 18 38 19 05 02 25 05 33 06 00 06 40 00 38 05 34 11 08 10.5 7.3 70 1346-1420 >90 FRI DEC 20 17 58 18 39 19 06 03 27 14 25 05 33 06 00 06 41 00 43 05 38 11 12 10.4 8.3 79 1443-1757 >90 SAT DEC 21 17 59 18 39 19 06 04 32 15 18 05 34 06 01 06 41 00 47 05 42 11 17 10.5 9.4 90 1544-2032 >90 SUN DEC 22 17 59 18 40 19 07 05 38 16 17 05 34 06 01 06 42 00 52 05 46 11 21 10.4 10.4 100 1647-2148 >90 MON DEC 23 18 00 18 40 19 07 06 41 17 21 05 35 06 02 06 42 00 56 05 50 11 26 10.5 10.5 100 1752-2131 >90 TUE DEC 24 18 00 18 41 19 08 18 28 05 35 06 02 06 43 01 01 05 54 11 30 10.5 10.5 100 1856-1942 >90 WED DEC 25 18 01 18 41 19 08 19 34 05 36 06 03 06 43 01 05 05 58 11 35 10.5 10.0 95 1957-1633 >90 THU DEC 26 18 01 18 42 19 09 20 38 05 36 06 03 06 44 01 10 06 02 11 39 10.5 9.0 85 2055-1225 >90 FRI DEC 27 18 02 18 42 19 10 21 39 05 36 06 04 06 44 01 15 06 06 11 43 10.4 8.0 76 2149-0741 >90 SAT DEC 28 18 02 18 43 19 10 22 37 05 37 06 04 06 44 01 19 06 10 11 48 10.5 7.0 66 2241-0242 >90 SUN DEC 29 18 03 18 44 19 11 23 32 05 37 06 04 06 45 01 24 06 14 11 52 10.4 6.1 58 2330 0215 >90 MON DEC 30 18 04 18 44 19 11 00 25 05 38 06 05 06 45 01 28 06 18 11 57 10.5 5.2 49 0020 0653 87 TUE DEC 31 18 04 18 45 19 12 01 18 05 38 06 05 06 46 01 33 06 22 12 00 10.4 4.3 41 0107 1115 76 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Dec 01 22:56 UT AND FOLLOWING MORNING. FULL MOON Dec 09 22:41 UT All dates and times are zone HST LAST QUARTER Dec 18 00:02 UT in upper table (except sid time). NEW MOON Dec 24 17:32 UT FIRST QUARTER Dec 31 13:35 UT