LICK OBSERVATORY CALENDAR FOR 2004 -NAUTICAL (computed for altitude 1283.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON DATE(PST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) RA DEC 2004 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight THU APR 01 18 36 19 27 19 59 04 49 04 22 04 53 05 44 08 04 12 37 17 31 9.4 0.1 0 1026+1459 FRI APR 02 18 37 19 28 20 00 05 16 04 20 04 52 05 42 08 09 12 41 17 34 9.4 0.0 0 1116+0921 SAT APR 03 18 38 19 29 20 01 16 46 05 43 04 18 04 50 05 41 08 14 12 45 17 36 9.3 0.0 0 1205+0308 SUN APR 04 18 39 19 30 20 02 17 55 06 10 04 16 04 49 05 40 08 19 12 49 17 39 9.3 0.0 0 1255-0323 MON APR 05 18 40 19 31 20 03 19 05 06 39 04 15 04 47 05 38 08 23 12 53 17 41 9.3 0.0 0 1347-0952 TUE APR 06 18 41 19 32 20 04 20 19 07 12 04 13 04 45 05 37 08 28 12 57 17 43 9.2 0.8 8 1442-1555 WED APR 07 18 41 19 33 20 05 21 34 07 51 04 11 04 44 05 35 08 33 13 01 17 46 9.2 2.0 21 1540-2104 THU APR 08 18 42 19 34 20 06 22 50 04 10 04 42 05 34 08 38 13 05 17 48 9.1 3.3 35 1641-2456 FRI APR 09 18 43 19 35 20 07 00 02 04 08 04 41 05 32 08 43 13 09 17 51 9.1 4.4 48 1745-2708 SAT APR 10 18 44 19 36 20 09 01 06 04 06 04 39 05 31 08 48 13 13 17 53 9.0 5.5 60 1849-2730 SUN APR 11 18 45 19 37 20 10 02 00 04 05 04 38 05 29 08 53 13 17 17 56 9.0 6.4 70 1951-2605 MON APR 12 18 46 19 38 20 11 02 45 04 03 04 36 05 28 08 58 13 21 17 58 9.0 7.1 79 2051-2306 TUE APR 13 18 47 19 39 20 12 03 21 04 01 04 35 05 27 09 03 13 25 18 01 8.9 7.7 86 2146-1853 WED APR 14 18 48 19 40 20 13 03 51 04 00 04 33 05 25 09 08 13 29 18 02 8.9 8.2 92 2237-1348 THU APR 15 18 49 19 41 20 15 04 18 03 58 04 31 05 24 09 13 13 33 18 04 8.8 8.6 97 2326-0810 FRI APR 16 18 50 19 42 20 16 04 42 16 16 03 56 04 30 05 22 09 18 13 37 18 07 8.8 8.8 100 0012-0218 SAT APR 17 18 51 19 43 20 17 05 05 17 18 03 55 04 28 05 21 09 23 13 41 18 09 8.7 8.7 100 0057+0333 SUN APR 18 18 51 19 44 20 18 05 29 18 19 03 53 04 27 05 20 09 28 13 44 18 12 8.7 8.7 100 0142+0912 MON APR 19 18 52 19 45 20 19 05 55 19 20 03 51 04 25 05 18 09 33 13 48 18 14 8.7 8.7 100 0227+1425 TUE APR 20 18 53 19 46 20 21 06 23 20 22 03 50 04 24 05 17 09 38 13 52 18 17 8.6 8.0 93 0314+1901 WED APR 21 18 54 19 47 20 22 06 56 21 24 03 48 04 22 05 16 09 43 13 56 18 19 8.6 7.0 81 0403+2247 THU APR 22 18 55 19 48 20 23 07 34 22 24 03 46 04 21 05 14 09 48 14 00 18 22 8.6 6.0 69 0454+2534 FRI APR 23 18 56 19 50 20 24 23 22 03 45 04 20 05 13 09 53 14 04 18 25 8.5 5.0 58 0546+2712 SAT APR 24 18 57 19 51 20 26 00 15 03 43 04 18 05 12 09 58 14 08 18 27 8.4 4.1 47 0640+2735 SUN APR 25 18 58 19 52 20 27 01 02 03 42 04 17 05 11 10 03 14 12 18 30 8.4 3.2 38 0733+2643 MON APR 26 18 59 19 53 20 28 01 42 03 40 04 15 05 09 10 08 14 16 18 32 8.4 2.5 30 0826+2435 TUE APR 27 19 00 19 54 20 29 02 17 03 38 04 14 05 08 10 13 14 20 18 35 8.3 1.9 23 0917+2118 WED APR 28 19 01 19 55 20 31 02 48 03 37 04 12 05 07 10 18 14 24 18 37 8.3 1.4 16 1007+1658 THU APR 29 19 02 19 56 20 32 03 15 03 35 04 11 05 06 10 23 14 28 18 40 8.3 0.9 11 1056+1146 FRI APR 30 19 02 19 57 20 33 03 42 03 34 04 10 05 05 10 28 14 32 18 42 8.2 0.5 5 1144+0550 ONE LINE REFERS TO EVENING DATE FULL MOON APR 05 11:05 UT AND FOLLOWING MORNING. LAST QUARTER APR 12 03:50 UT All dates and times are zone PST NEW MOON APR 19 13:23 UT in upper table (except sid time). FIRST QUARTER APR 27 17:35 UT