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 TUE APR 01 18 35 19 26 19 57 08 21 23 13 04 23 04 55 05 45 08 33 12 37 17 01 8.4 5.2 61 0414 2539 >90 WED APR 02 18 36 19 27 19 59 00 25 04 22 04 53 05 44 08 39 12 41 17 04 8.4 4.0 47 0519 2733 88 THU APR 03 18 37 19 28 20 00 01 27 04 20 04 52 05 42 08 44 12 45 17 06 8.3 2.9 34 0621 2758 78 FRI APR 04 18 38 19 29 20 01 02 18 04 18 04 50 05 41 08 49 12 49 17 08 8.3 2.0 24 0721 2630 68 SAT APR 05 18 39 19 30 20 02 02 58 04 16 04 49 05 40 08 54 12 53 17 10 8.2 1.3 15 0818 2333 60 SUN APR 06 18 40 19 31 20 03 03 31 04 15 04 47 05 38 08 59 12 57 17 13 8.2 0.7 8 0910 1928 52 MON APR 07 18 41 19 32 20 04 03 58 04 13 04 45 05 37 09 04 13 01 17 14 8.1 0.2 3 0959 1433 46 TUE APR 08 18 41 19 33 20 05 04 21 04 11 04 44 05 35 09 09 13 05 17 16 8.1 0.0 0 1044 0907 42 WED APR 09 18 42 19 34 20 06 04 43 04 10 04 42 05 34 09 14 13 09 17 19 8.1 0.0 0 1128 0322 41 THU APR 10 18 43 19 35 20 07 16 41 05 04 04 08 04 41 05 32 09 19 13 13 17 21 8.0 0.0 0 1211-0227 42 FRI APR 11 18 44 19 36 20 09 17 39 05 25 04 06 04 39 05 31 09 25 13 17 17 23 8.0 0.0 0 1253-0811 46 SAT APR 12 18 45 19 37 20 10 18 37 05 48 04 05 04 38 05 29 09 30 13 20 17 26 7.9 0.0 0 1337-1337 51 SUN APR 13 18 46 19 38 20 11 19 36 06 14 04 03 04 36 05 28 09 35 13 24 17 28 7.9 0.0 0 1422-1834 58 MON APR 14 18 47 19 39 20 12 20 36 06 44 04 01 04 35 05 27 09 40 13 28 17 30 7.8 0.4 5 1510-2249 65 TUE APR 15 18 48 19 40 20 13 21 37 07 20 04 00 04 33 05 25 09 45 13 32 17 33 7.8 1.4 17 1600-2610 72 WED APR 16 18 49 19 41 20 15 22 38 08 03 03 58 04 31 05 24 09 51 13 36 17 35 7.7 2.4 30 1653-2817 80 THU APR 17 18 50 19 42 20 16 23 35 08 54 03 56 04 30 05 22 09 56 13 40 17 37 7.7 3.3 43 1748-2902 88 FRI APR 18 18 51 19 43 20 17 00 27 03 55 04 28 05 21 10 01 13 44 17 40 7.6 4.2 54 1845-2848 >90 SAT APR 19 18 51 19 44 20 18 01 13 03 53 04 27 05 20 10 05 13 48 17 42 7.6 4.9 64 1941-2653 >90 SUN APR 20 18 52 19 45 20 19 01 52 03 51 04 25 05 18 10 10 13 52 17 44 7.5 5.5 73 2036-2335 >90 MON APR 21 18 53 19 46 20 21 02 26 03 50 04 24 05 17 10 16 13 56 17 47 7.5 6.1 81 2129-1902 >90 TUE APR 22 18 54 19 47 20 22 02 55 03 48 04 22 05 16 10 21 14 00 17 49 7.4 6.5 88 2220-1326 >90 WED APR 23 18 55 19 48 20 23 03 23 03 46 04 21 05 14 10 26 14 04 17 50 7.4 7.0 94 2311-0701 >90 THU APR 24 18 56 19 50 20 24 03 50 03 45 04 20 05 13 10 31 14 08 17 53 7.4 7.4 100 0002-0007 >90 FRI APR 25 18 57 19 51 20 26 04 18 16 49 03 43 04 18 05 12 10 37 14 12 17 55 7.3 7.3 100 0055 0654 >90 SAT APR 26 18 58 19 52 20 27 04 48 18 06 03 42 04 17 05 11 10 42 14 16 17 58 7.2 7.2 100 0150 1336 >90 SUN APR 27 18 59 19 53 20 28 05 25 19 26 03 40 04 15 05 09 10 47 14 20 18 00 7.2 7.2 100 0248 1929 >90 MON APR 28 19 00 19 54 20 29 06 09 20 46 03 38 04 14 05 08 10 52 14 24 18 02 7.1 6.9 96 0349 2404 >90 TUE APR 29 19 01 19 55 20 31 07 03 22 04 03 37 04 12 05 07 10 58 14 27 18 05 7.1 5.5 78 0454 2656 >90 WED APR 30 19 02 19 56 20 32 08 05 23 14 03 35 04 11 05 06 11 03 14 31 18 07 7.1 4.3 61 0559 2751 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Apr 05 02:15 UT AND FOLLOWING MORNING. FULL MOON Apr 13 00:22 UT All dates and times are zone PST LAST QUARTER Apr 21 01:38 UT in upper table (except sid time). NEW MOON Apr 27 19:30 UT