LICK OBSERVATORY CALENDAR FOR 1999 -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 1999 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight WED SEP 01 18 44 19 35 20 08 22 26 04 06 04 39 05 30 18 12 22 38 03 17 9.1 2.8 31 0401+1537 THU SEP 02 18 42 19 34 20 06 23 13 04 07 04 40 05 31 18 15 22 41 03 22 9.1 3.6 40 0459+1818 FRI SEP 03 18 41 19 32 20 05 00 04 04 08 04 41 05 32 18 17 22 45 03 27 9.2 4.5 49 0559+1952 SAT SEP 04 18 39 19 30 20 03 01 01 04 09 04 41 05 33 18 19 22 49 03 31 9.2 5.5 60 0659+2011 SUN SEP 05 18 38 19 29 20 01 02 03 04 10 04 42 05 34 18 22 22 53 03 36 9.2 6.6 71 0759+1915 MON SEP 06 18 36 19 27 19 59 03 07 16 48 04 11 04 43 05 34 18 24 22 57 03 41 9.3 7.7 82 0856+1709 TUE SEP 07 18 35 19 26 19 58 04 12 17 32 04 12 04 44 05 35 18 26 23 01 03 46 9.3 8.8 94 0952+1405 WED SEP 08 18 33 19 24 19 56 05 16 18 11 04 13 04 45 05 36 18 28 23 05 03 51 9.4 9.4 100 1045+1019 THU SEP 09 18 32 19 22 19 54 06 19 18 46 04 14 04 46 05 37 18 30 23 09 03 56 9.4 9.4 100 1136+0606 FRI SEP 10 18 30 19 21 19 53 07 19 19 19 04 15 04 47 05 38 18 33 23 13 04 01 9.4 9.4 100 1225+0141 SAT SEP 11 18 29 19 19 19 51 19 50 04 16 04 48 05 39 18 35 23 17 04 06 9.5 9.0 94 1313-0241 SUN SEP 12 18 27 19 17 19 49 20 21 04 17 04 49 05 39 18 37 23 21 04 11 9.5 8.5 88 1400-0653 MON SEP 13 18 25 19 16 19 47 20 52 04 18 04 50 05 40 18 40 23 25 04 16 9.6 8.0 83 1447-1043 TUE SEP 14 18 24 19 14 19 46 21 25 04 19 04 51 05 41 18 42 23 29 04 21 9.6 7.4 77 1534-1403 WED SEP 15 18 22 19 13 19 44 22 01 04 20 04 52 05 42 18 45 23 33 04 26 9.6 6.9 70 1622-1647 THU SEP 16 18 21 19 11 19 42 22 40 04 21 04 53 05 43 18 47 23 37 04 30 9.7 6.2 64 1711-1848 FRI SEP 17 18 19 19 09 19 41 23 23 04 22 04 53 05 44 18 49 23 41 04 34 9.7 5.5 56 1801-2000 SAT SEP 18 18 18 19 08 19 39 00 10 04 23 04 54 05 44 18 52 23 45 04 39 9.8 4.7 48 1852-2018 SUN SEP 19 18 16 19 06 19 37 01 02 04 24 04 55 05 45 18 54 23 49 04 44 9.8 3.9 39 1944-1940 MON SEP 20 18 15 19 05 19 36 01 59 04 25 04 56 05 46 18 57 23 52 04 49 9.8 3.0 29 2036-1804 TUE SEP 21 18 13 19 03 19 34 16 03 02 58 04 26 04 57 05 47 18 59 23 56 04 54 9.9 2.0 20 2129-1532 WED SEP 22 18 12 19 01 19 32 16 42 04 01 04 27 04 58 05 48 19 01 00 00 04 59 10.0 0.9 9 2221-1208 THU SEP 23 18 10 19 00 19 31 17 19 05 05 04 28 04 59 05 49 19 03 00 04 05 04 10.0 0.0 0 2314-0802 FRI SEP 24 18 09 18 58 19 29 17 55 06 11 04 29 05 00 05 49 19 05 00 08 05 09 10.0 0.0 0 0007-0323 SAT SEP 25 18 07 18 57 19 27 18 30 07 19 04 30 05 01 05 50 19 08 00 12 05 14 10.1 0.0 0 0100+0131 SUN SEP 26 18 05 18 55 19 26 19 06 04 31 05 01 05 51 19 10 00 16 05 18 10.1 0.2 1 0154+0626 MON SEP 27 18 04 18 54 19 24 19 43 04 32 05 02 05 52 19 13 00 20 05 23 10.1 0.8 8 0250+1100 TUE SEP 28 18 02 18 52 19 23 20 24 04 33 05 03 05 53 19 15 00 24 05 28 10.2 1.5 15 0347+1456 WED SEP 29 18 01 18 50 19 21 21 10 04 33 05 04 05 54 19 17 00 28 05 33 10.2 2.3 22 0446+1756 THU SEP 30 17 59 18 49 19 19 22 00 04 34 05 05 05 55 19 20 00 32 05 38 10.3 3.2 31 0546+1948 ONE LINE REFERS TO EVENING DATE LAST QUARTER SEP 02 22:21 UT AND FOLLOWING MORNING. NEW MOON SEP 09 22:04 UT All dates and times are zone PST FIRST QUARTER SEP 17 20:09 UT in upper table (except sid time). FULL MOON SEP 25 10:52 UT