LICK OBSERVATORY CALENDAR FOR 1998 -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 1998 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight TUE SEP 01 18 44 19 35 20 08 01 39 04 06 04 39 05 30 18 13 22 39 03 18 9.1 3.0 33 1907-1843 WED SEP 02 18 42 19 34 20 06 02 38 04 07 04 40 05 31 18 16 22 42 03 23 9.1 2.0 22 2003-1732 THU SEP 03 18 41 19 32 20 05 16 42 03 42 04 08 04 41 05 32 18 18 22 46 03 28 9.2 1.0 10 2059-1517 FRI SEP 04 18 39 19 30 20 03 17 27 04 48 04 09 04 41 05 33 18 20 22 50 03 32 9.2 0.0 0 2156-1204 SAT SEP 05 18 38 19 29 20 01 18 09 05 57 04 10 04 42 05 34 18 23 22 54 03 37 9.2 0.0 0 2253-0803 SUN SEP 06 18 36 19 27 19 59 18 49 07 08 04 11 04 43 05 34 18 24 22 58 03 42 9.3 0.0 0 2350-0328 MON SEP 07 18 35 19 26 19 58 19 28 04 12 04 44 05 35 18 27 23 02 03 47 9.3 0.0 0 0046+0121 TUE SEP 08 18 33 19 24 19 56 20 07 04 13 04 45 05 36 18 29 23 06 03 52 9.4 0.7 7 0143+0605 WED SEP 09 18 32 19 22 19 54 20 47 04 14 04 46 05 37 18 31 23 10 03 57 9.4 1.4 15 0239+1024 THU SEP 10 18 30 19 21 19 53 21 29 04 15 04 47 05 38 18 34 23 14 04 02 9.4 2.1 22 0337+1401 FRI SEP 11 18 29 19 19 19 51 22 15 04 16 04 48 05 39 18 36 23 18 04 07 9.5 2.9 30 0435+1644 SAT SEP 12 18 27 19 17 19 49 23 04 04 17 04 49 05 39 18 38 23 22 04 12 9.5 3.8 39 0532+1824 SUN SEP 13 18 25 19 16 19 47 23 57 04 18 04 50 05 40 18 41 23 26 04 17 9.6 4.7 48 0629+1858 MON SEP 14 18 24 19 14 19 46 00 53 04 19 04 51 05 41 18 43 23 30 04 22 9.6 5.6 58 0725+1828 TUE SEP 15 18 22 19 13 19 44 01 51 04 20 04 52 05 42 18 46 23 34 04 26 9.6 6.6 68 0820+1700 WED SEP 16 18 21 19 11 19 42 02 49 16 15 04 21 04 53 05 43 18 48 23 38 04 31 9.7 7.6 78 0912+1441 THU SEP 17 18 19 19 09 19 41 03 47 16 54 04 22 04 53 05 44 18 50 23 42 04 35 9.7 8.6 88 1002+1143 FRI SEP 18 18 18 19 08 19 39 04 45 17 29 04 23 04 54 05 44 18 53 23 46 04 40 9.8 9.6 98 1050+0817 SAT SEP 19 18 16 19 06 19 37 05 41 18 01 04 24 04 55 05 45 18 55 23 49 04 45 9.8 9.8 100 1137+0432 SUN SEP 20 18 15 19 05 19 36 06 36 18 32 04 25 04 56 05 46 18 58 23 53 04 50 9.8 9.8 100 1223+0039 MON SEP 21 18 13 19 03 19 34 07 31 19 02 04 26 04 57 05 47 19 00 23 57 04 55 9.9 9.9 100 1308-0312 TUE SEP 22 18 12 19 01 19 32 19 32 04 27 04 58 05 48 19 01 00 01 05 00 10.0 9.4 94 1353-0655 WED SEP 23 18 10 19 00 19 31 20 04 04 28 04 59 05 49 19 04 00 05 05 05 10.0 8.9 89 1439-1022 THU SEP 24 18 09 18 58 19 29 20 37 04 29 05 00 05 49 19 06 00 09 05 10 10.0 8.4 83 1525-1325 FRI SEP 25 18 07 18 57 19 27 21 13 04 30 05 01 05 50 19 09 00 13 05 15 10.1 7.8 77 1613-1555 SAT SEP 26 18 05 18 55 19 26 21 53 04 31 05 01 05 51 19 11 00 17 05 19 10.1 7.1 70 1703-1746 SUN SEP 27 18 04 18 54 19 24 22 38 04 32 05 02 05 52 19 14 00 21 05 24 10.1 6.4 63 1754-1849 MON SEP 28 18 02 18 52 19 23 23 27 04 33 05 03 05 53 19 16 00 25 05 29 10.2 5.6 54 1847-1900 TUE SEP 29 18 01 18 50 19 21 00 22 04 33 05 04 05 54 19 18 00 29 05 34 10.2 4.7 45 1941-1812 WED SEP 30 17 59 18 49 19 19 01 22 04 34 05 05 05 55 19 21 00 33 05 39 10.3 3.7 36 2036-1625 ONE LINE REFERS TO EVENING DATE FULL MOON SEP 06 11:23 UT AND FOLLOWING MORNING. LAST QUARTER SEP 13 02:01 UT All dates and times are zone PST NEW MOON SEP 20 17:01 UT in upper table (except sid time). FIRST QUARTER SEP 28 21:14 UT