LICK OBSERVATORY CALENDAR FOR 2015 -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 2015 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 WED APR 01 18 35 19 26 19 57 16 08 05 01 04 23 04 55 05 45 08 31 12 35 16 59 8.4 0.0 0 1114 0210 40 THU APR 02 18 36 19 27 19 59 17 02 05 31 04 22 04 53 05 44 08 37 12 39 17 01 8.4 0.0 0 1200-0135 40 FRI APR 03 18 37 19 28 20 00 17 57 06 03 04 20 04 52 05 42 08 42 12 43 17 03 8.3 0.0 0 1246-0520 43 SAT APR 04 18 38 19 29 20 01 18 53 06 35 04 18 04 50 05 41 08 47 12 47 17 05 8.3 0.0 0 1333-0855 47 SUN APR 05 18 39 19 30 20 02 19 49 07 11 04 16 04 49 05 40 08 52 12 51 17 07 8.2 0.0 0 1421-1211 54 MON APR 06 18 40 19 31 20 03 20 46 07 49 04 15 04 47 05 38 08 57 12 55 17 10 8.2 0.7 8 1511-1459 61 TUE APR 07 18 41 19 32 20 04 21 42 08 32 04 13 04 45 05 37 09 02 12 58 17 12 8.1 1.6 20 1603-1708 70 WED APR 08 18 41 19 33 20 05 22 38 04 11 04 44 05 35 09 07 13 02 17 14 8.1 2.5 31 1657-1824 78 THU APR 09 18 42 19 34 20 06 23 33 04 10 04 42 05 34 09 12 13 06 17 17 8.1 3.4 42 1751-1842 87 FRI APR 10 18 43 19 35 20 07 00 25 04 08 04 41 05 32 09 17 13 10 17 19 8.0 4.3 53 1848-1818 >90 SAT APR 11 18 44 19 36 20 09 01 14 04 06 04 39 05 31 09 23 13 14 17 21 8.0 5.1 63 1944-1643 >90 SUN APR 12 18 45 19 37 20 10 02 00 04 05 04 38 05 29 09 28 13 18 17 24 7.9 5.8 73 2041-1410 >90 MON APR 13 18 46 19 38 20 11 02 43 04 03 04 36 05 28 09 33 13 22 17 26 7.9 6.5 83 2137-1047 >90 TUE APR 14 18 47 19 39 20 12 03 24 04 01 04 35 05 27 09 37 13 26 17 28 7.8 7.2 92 2233-0644 >90 WED APR 15 18 48 19 40 20 13 04 03 04 00 04 33 05 25 09 42 13 30 17 31 7.8 7.8 100 2329-0216 >90 THU APR 16 18 49 19 41 20 15 04 43 16 45 03 58 04 31 05 24 09 48 13 34 17 33 7.7 7.7 100 0025 0221 >90 FRI APR 17 18 50 19 42 20 16 05 24 17 55 03 56 04 30 05 22 09 53 13 38 17 35 7.7 7.7 100 0122 0646 >90 SAT APR 18 18 51 19 43 20 17 06 06 19 05 03 55 04 28 05 21 09 58 13 42 17 37 7.6 7.6 100 0219 1042 >90 SUN APR 19 18 51 19 44 20 18 06 52 20 14 03 53 04 27 05 20 10 03 13 46 17 39 7.6 7.6 100 0316 1354 >90 MON APR 20 18 52 19 45 20 19 07 41 21 18 03 51 04 25 05 18 10 08 13 50 17 41 7.5 6.6 86 0413 1609 >90 TUE APR 21 18 53 19 46 20 21 08 32 22 19 03 50 04 24 05 17 10 14 13 54 17 44 7.5 5.5 73 0510 1722 >90 WED APR 22 18 54 19 47 20 22 23 13 03 48 04 22 05 16 10 19 13 58 17 46 7.4 4.6 61 0605 1734 >90 THU APR 23 18 55 19 48 20 23 00 02 03 46 04 21 05 14 10 24 14 02 17 48 7.4 3.7 50 0703 1603 >90 FRI APR 24 18 56 19 50 20 24 00 45 03 45 04 20 05 13 10 29 14 06 17 51 7.4 3.0 40 0751 1509 84 SAT APR 25 18 57 19 51 20 26 01 24 03 43 04 18 05 12 10 35 14 09 17 53 7.3 2.3 31 0840 1254 76 SUN APR 26 18 58 19 52 20 27 01 59 03 42 04 17 05 11 10 40 14 13 17 56 7.2 1.7 23 0928 1005 69 MON APR 27 18 59 19 53 20 28 02 31 03 40 04 15 05 09 10 45 14 17 17 58 7.2 1.2 15 1014 0649 63 TUE APR 28 19 00 19 54 20 29 03 02 03 38 04 14 05 08 10 50 14 21 18 00 7.1 0.6 8 1100 0316 57 WED APR 29 19 01 19 55 20 31 03 33 03 37 04 12 05 07 10 56 14 25 18 03 7.1 0.1 0 1145-0028 53 THU APR 30 19 02 19 56 20 32 04 03 03 35 04 11 05 06 11 01 14 29 18 05 7.1 0.0 0 1231-0414 50 ONE LINE REFERS TO EVENING DATE FULL MOON Apr 04 12:08 UT AND FOLLOWING MORNING. LAST QUARTER Apr 12 03:45 UT All dates and times are zone PST NEW MOON Apr 18 18:57 UT in upper table (except sid time). FIRST QUARTER Apr 25 23:56 UT