LICK OBSERVATORY CALENDAR FOR 2025 -ASTRONOMICAL (computed for altitude 1283.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON(midnight) DATE(PST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) Zenith 2025 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 MON DEC 01 16 57 17 50 18 22 04 29 05 30 06 01 06 55 23 00 04 39 10 10 11.1 1.0 9 0156 1539 42 TUE DEC 02 16 57 17 50 18 22 05 49 05 31 06 02 06 56 23 04 04 43 10 15 11.1 0.0 0 0255 2113 28 WED DEC 03 16 56 17 50 18 22 07 09 05 31 06 03 06 57 23 08 04 47 10 19 11.1 0.0 0 0400 2526 16 THU DEC 04 16 56 17 50 18 22 16 16 08 24 05 32 06 04 06 57 23 12 04 51 10 24 11.2 0.0 0 0509 2745 10 FRI DEC 05 16 56 17 50 18 22 17 20 05 33 06 04 06 58 23 16 04 55 10 29 11.2 0.0 0 0618 2754 20 SAT DEC 06 16 56 17 50 18 22 18 32 05 34 06 05 06 59 23 20 04 59 10 34 11.2 0.2 1 0725 2557 33 SUN DEC 07 16 56 17 50 18 22 19 48 05 34 06 06 07 00 23 24 05 03 10 38 11.2 1.4 12 0827 2217 46 MON DEC 08 16 56 17 50 18 22 21 02 05 35 06 07 07 01 23 28 05 07 10 43 11.2 2.7 23 0923 1725 59 TUE DEC 09 16 56 17 50 18 22 22 11 05 36 06 08 07 02 23 32 05 11 10 48 11.2 3.8 33 1014 1150 72 WED DEC 10 16 56 17 50 18 22 23 15 05 37 06 08 07 02 23 36 05 15 10 52 11.2 4.9 43 1101 0554 84 THU DEC 11 16 57 17 51 18 22 00 17 05 37 06 09 07 03 23 40 05 19 10 56 11.2 5.9 52 1146 0003 >90 FRI DEC 12 16 57 17 51 18 23 01 16 05 38 06 10 07 04 23 45 05 22 11 01 11.2 6.9 61 1229-0543 >90 SAT DEC 13 16 57 17 51 18 23 02 15 05 39 06 10 07 05 23 48 05 26 11 06 11.3 7.9 69 1312-1111 >90 SUN DEC 14 16 57 17 51 18 23 03 14 05 39 06 11 07 05 23 52 05 30 11 10 11.3 8.9 78 1357-1610 >90 MON DEC 15 16 57 17 52 18 23 04 14 05 40 06 12 07 06 23 56 05 34 11 15 11.3 9.8 87 1442-2032 >90 TUE DEC 16 16 58 17 52 18 24 05 14 05 41 06 12 07 07 00 01 05 38 11 20 11.3 10.8 96 1530-2406 >90 WED DEC 17 16 58 17 52 18 24 06 14 05 41 06 13 07 07 00 05 05 42 11 24 11.3 11.3 100 1621-2641 >90 THU DEC 18 16 58 17 53 18 25 07 10 05 42 06 14 07 08 00 10 05 46 11 29 11.3 11.3 100 1713-2807 >90 FRI DEC 19 16 59 17 53 18 25 08 01 16 32 05 42 06 14 07 09 00 14 05 50 11 33 11.3 11.3 100 1807-2817 >90 SAT DEC 20 16 59 17 54 18 25 08 46 17 28 05 43 06 15 07 09 00 18 05 54 11 38 11.3 11.3 100 1900-2708 >90 SUN DEC 21 17 00 17 54 18 26 18 28 05 43 06 15 07 10 00 23 05 58 11 42 11.3 11.2 99 1953-2443 >90 MON DEC 22 17 00 17 55 18 26 19 32 05 44 06 16 07 10 00 27 06 02 11 47 11.3 10.2 90 2044-2109 >90 TUE DEC 23 17 01 17 55 18 27 20 36 05 44 06 16 07 11 00 32 06 06 11 51 11.3 9.1 80 2133-1637 >90 WED DEC 24 17 01 17 56 18 27 21 40 05 45 06 17 07 11 00 36 06 10 11 56 11.3 8.1 71 2221-1117 >90 THU DEC 25 17 02 17 56 18 28 22 44 05 45 06 17 07 11 00 41 06 14 12 00 11.3 7.0 62 2307-0522 >90 FRI DEC 26 17 02 17 57 18 29 23 49 05 46 06 17 07 12 00 46 06 18 12 05 11.3 5.9 52 2354 0055 >90 SAT DEC 27 17 03 17 57 18 29 00 57 05 46 06 18 07 12 00 50 06 22 12 09 11.3 4.8 42 0043 0716 81 SUN DEC 28 17 04 17 58 18 30 02 08 05 46 06 18 07 12 00 55 06 26 12 12 11.3 3.6 32 0134 1333 68 MON DEC 29 17 04 17 59 18 30 03 23 05 47 06 18 07 13 00 59 06 29 12 17 11.3 2.4 21 0230 1915 55 TUE DEC 30 17 05 17 59 18 31 04 41 05 47 06 19 07 13 01 04 06 33 12 21 11.3 1.1 9 0331 2353 41 WED DEC 31 17 06 18 00 18 32 05 57 05 47 06 19 07 13 01 08 06 37 12 25 11.3 0.0 0 0436 2659 28 ONE LINE REFERS TO EVENING DATE FULL MOON Dec 04 23:15 UT AND FOLLOWING MORNING. LAST QUARTER Dec 11 20:51 UT All dates and times are zone PST NEW MOON Dec 20 01:45 UT in upper table (except sid time). FIRST QUARTER Dec 27 19:10 UT