LICK OBSERVATORY CALENDAR FOR 2007 -ASTRONOMICAL (computed for altitude 1283.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON DATE(PST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) RA DEC 2007 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 18 18 h h % midnight SUN APR 01 18 35 19 26 19 57 17 47 05 48 04 23 04 55 05 45 08 31 12 35 16 58 8.4 0.0 0 1226-0458 MON APR 02 18 36 19 27 19 59 18 44 06 11 04 22 04 53 05 44 08 37 12 39 17 01 8.4 0.0 0 1308-1027 TUE APR 03 18 37 19 28 20 00 19 43 06 35 04 20 04 52 05 42 08 42 12 42 17 03 8.3 0.0 0 1352-1533 WED APR 04 18 38 19 29 20 01 20 43 07 03 04 18 04 50 05 41 08 47 12 46 17 05 8.3 0.7 8 1438-2006 THU APR 05 18 39 19 30 20 02 21 44 07 37 04 16 04 49 05 40 08 52 12 50 17 07 8.2 1.7 20 1527-2352 FRI APR 06 18 40 19 31 20 03 22 45 04 15 04 47 05 38 08 57 12 54 17 10 8.2 2.7 32 1619-2639 SAT APR 07 18 41 19 32 20 04 23 45 04 13 04 45 05 37 09 02 12 58 17 12 8.1 3.7 45 1713-2813 SUN APR 08 18 41 19 33 20 05 00 40 04 11 04 44 05 35 09 07 13 02 17 14 8.1 4.6 56 1810-2824 MON APR 09 18 42 19 34 20 06 01 29 04 10 04 42 05 34 09 11 13 06 17 17 8.1 5.4 66 1907-2706 TUE APR 10 18 43 19 35 20 07 02 12 04 08 04 41 05 32 09 16 13 10 17 19 8.0 6.1 75 2004-2419 WED APR 11 18 44 19 36 20 09 02 48 04 06 04 39 05 31 09 22 13 14 17 21 8.0 6.7 83 2059-2007 THU APR 12 18 45 19 37 20 10 03 20 04 05 04 38 05 29 09 27 13 18 17 24 7.9 7.2 90 2153-1443 FRI APR 13 18 46 19 38 20 11 03 49 04 03 04 36 05 28 09 32 13 22 17 26 7.9 7.6 97 2246-0822 SAT APR 14 18 47 19 39 20 12 04 17 04 01 04 35 05 27 09 37 13 26 17 27 7.8 7.8 100 2338-0124 SUN APR 15 18 48 19 40 20 13 04 45 17 05 04 00 04 33 05 25 09 42 13 30 17 30 7.8 7.8 100 0031+0545 MON APR 16 18 49 19 41 20 15 05 15 18 22 03 58 04 31 05 24 09 48 13 34 17 32 7.7 7.7 100 0126+1239 TUE APR 17 18 50 19 42 20 16 05 50 19 41 03 56 04 30 05 22 09 53 13 38 17 34 7.7 7.7 100 0224+1849 WED APR 18 18 51 19 43 20 17 06 31 21 01 03 55 04 28 05 21 09 58 13 42 17 37 7.6 6.9 90 0325+2344 THU APR 19 18 51 19 44 20 18 07 22 22 18 03 53 04 27 05 20 10 03 13 46 17 39 7.6 5.6 73 0429+2700 FRI APR 20 18 52 19 45 20 19 23 28 03 51 04 25 05 18 10 08 13 49 17 41 7.5 4.4 58 0533+2823 SAT APR 21 18 53 19 46 20 21 00 28 03 50 04 24 05 17 10 14 13 53 17 44 7.5 3.4 44 0636+2755 SUN APR 22 18 54 19 47 20 22 01 15 03 48 04 22 05 16 10 19 13 57 17 46 7.4 2.5 34 0735+2548 MON APR 23 18 55 19 48 20 23 01 53 03 46 04 21 05 14 10 24 14 01 17 48 7.4 1.9 25 0830+2223 TUE APR 24 18 56 19 50 20 24 02 23 03 45 04 20 05 13 10 29 14 05 17 51 7.4 1.4 18 0920+1802 WED APR 25 18 57 19 51 20 26 02 49 03 43 04 18 05 12 10 35 14 09 17 53 7.3 0.9 12 1007+1301 THU APR 26 18 58 19 52 20 27 03 12 03 42 04 17 05 11 10 40 14 13 17 56 7.2 0.5 6 1051+0737 FRI APR 27 18 59 19 53 20 28 03 33 03 40 04 15 05 09 10 45 14 17 17 58 7.2 0.1 1 1133+0201 SAT APR 28 19 00 19 54 20 29 03 54 03 38 04 14 05 08 10 49 14 21 18 00 7.1 0.0 0 1215-0336 SUN APR 29 19 01 19 55 20 31 16 38 04 16 03 37 04 12 05 07 10 55 14 25 18 03 7.1 0.0 0 1257-0906 MON APR 30 19 02 19 56 20 32 17 36 04 39 03 35 04 11 05 06 11 00 14 29 18 05 7.1 0.0 0 1341-1418 ONE LINE REFERS TO EVENING DATE FULL MOON APR 02 17:17 UT AND FOLLOWING MORNING. LAST QUARTER APR 10 18:09 UT All dates and times are zone PST NEW MOON APR 17 11:37 UT in upper table (except sid time). FIRST QUARTER APR 24 06:38 UT