LICK OBSERVATORY CALENDAR FOR 2001 -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 2001 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight SUN APR 01 18 35 19 26 19 57 02 35 04 23 04 55 05 45 08 02 12 36 17 32 9.5 2.3 24 0745+2226 MON APR 02 18 36 19 27 19 59 03 25 04 22 04 53 05 44 08 07 12 40 17 34 9.4 1.5 15 0845+2026 TUE APR 03 18 37 19 28 20 00 04 09 04 20 04 52 05 42 08 12 12 44 17 37 9.4 0.7 7 0945+1706 WED APR 04 18 38 19 29 20 01 04 48 04 18 04 50 05 41 08 16 12 48 17 39 9.3 0.0 0 1042+1240 THU APR 05 18 39 19 30 20 02 05 23 04 16 04 49 05 40 08 21 12 52 17 42 9.3 0.0 0 1138+0730 FRI APR 06 18 40 19 31 20 03 17 06 05 57 04 15 04 47 05 38 08 26 12 56 17 44 9.3 0.0 0 1232+0155 SAT APR 07 18 41 19 32 20 04 18 15 06 29 04 13 04 45 05 37 08 31 13 00 17 46 9.2 0.0 0 1325-0340 SUN APR 08 18 41 19 33 20 05 19 24 07 02 04 11 04 44 05 35 08 36 13 04 17 49 9.2 0.0 0 1417-0859 MON APR 09 18 42 19 34 20 06 20 30 07 38 04 10 04 42 05 34 08 41 13 08 17 51 9.1 0.9 10 1510-1343 TUE APR 10 18 43 19 35 20 07 21 35 04 08 04 41 05 32 08 46 13 12 17 54 9.1 2.0 21 1603-1737 WED APR 11 18 44 19 36 20 09 22 38 04 06 04 39 05 31 08 51 13 16 17 56 9.0 3.0 33 1656-2033 THU APR 12 18 45 19 37 20 10 23 36 04 05 04 38 05 29 08 56 13 20 17 58 9.0 4.0 44 1750-2223 FRI APR 13 18 46 19 38 20 11 00 30 04 03 04 36 05 28 09 01 13 24 18 00 9.0 4.9 54 1843-2306 SAT APR 14 18 47 19 39 20 12 01 18 04 01 04 35 05 27 09 06 13 28 18 03 8.9 5.7 63 1935-2243 SUN APR 15 18 48 19 40 20 13 02 01 04 00 04 33 05 25 09 11 13 32 18 05 8.9 6.4 71 2026-2119 MON APR 16 18 49 19 41 20 15 02 39 03 58 04 31 05 24 09 16 13 36 18 07 8.8 7.0 78 2116-1859 TUE APR 17 18 50 19 42 20 16 03 13 03 56 04 30 05 22 09 21 13 39 18 10 8.8 7.5 85 2204-1552 WED APR 18 18 51 19 43 20 17 03 44 03 55 04 28 05 21 09 26 13 43 18 12 8.7 8.0 91 2250-1204 THU APR 19 18 51 19 44 20 18 04 12 03 53 04 27 05 20 09 31 13 47 18 15 8.7 8.5 97 2336-0744 FRI APR 20 18 52 19 45 20 19 04 40 16 10 03 51 04 25 05 18 09 36 13 51 18 17 8.7 8.7 100 0022-0301 SAT APR 21 18 53 19 46 20 21 05 08 17 10 03 50 04 24 05 17 09 41 13 55 18 20 8.6 8.6 100 0108+0154 SUN APR 22 18 54 19 47 20 22 05 37 18 10 03 48 04 22 05 16 09 45 13 59 18 22 8.6 8.6 100 0156+0652 MON APR 23 18 55 19 48 20 23 06 09 19 13 03 46 04 21 05 14 09 50 14 03 18 25 8.6 8.6 100 0245+1138 TUE APR 24 18 56 19 50 20 24 06 45 20 18 03 45 04 20 05 13 09 56 14 07 18 28 8.5 8.0 94 0337+1556 WED APR 25 18 57 19 51 20 26 07 26 21 25 03 43 04 18 05 12 10 01 14 11 18 30 8.4 6.9 81 0432+1928 THU APR 26 18 58 19 52 20 27 22 31 03 42 04 17 05 11 10 06 14 15 18 33 8.4 5.8 68 0530+2157 FRI APR 27 18 59 19 53 20 28 23 34 03 40 04 15 05 09 10 11 14 19 18 35 8.4 4.7 55 0630+2310 SAT APR 28 19 00 19 54 20 29 00 32 03 38 04 14 05 08 10 16 14 23 18 38 8.3 3.7 44 0731+2256 SUN APR 29 19 01 19 55 20 31 01 24 03 37 04 12 05 07 10 21 14 27 18 39 8.3 2.8 33 0831+2115 MON APR 30 19 02 19 56 20 32 02 09 03 35 04 11 05 06 10 26 14 31 18 42 8.3 2.0 24 0930+1815 ONE LINE REFERS TO EVENING DATE FIRST QUARTER APR 01 10:52 UT AND FOLLOWING MORNING. FULL MOON APR 08 03:26 UT All dates and times are zone PST LAST QUARTER APR 15 15:35 UT in upper table (except sid time). NEW MOON APR 23 15:30 UT FIRST QUARTER APR 30 17:10 UT