YALO OBSERVATORY CALENDAR FOR 2000 (computed for altitude 2210.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON DATE(CST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) RA DEC 2000 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 18 18 h h % midnight TUE FEB 01 19 51 20 39 21 11 04 20 17 59 04 43 05 15 06 03 05 14 08 03 12 47 7.5 7.2 94 1905-2053 WED FEB 02 19 50 20 38 21 10 05 12 18 46 04 44 05 16 06 04 05 17 08 07 12 52 7.6 7.6 100 1956-2007 THU FEB 03 19 50 20 38 21 10 06 07 19 29 04 45 05 17 06 05 05 21 08 11 12 57 7.6 7.6 100 2047-1825 FRI FEB 04 19 49 20 37 21 09 07 03 20 10 04 46 05 18 06 06 05 24 08 15 13 02 7.6 7.6 100 2138-1550 SAT FEB 05 19 48 20 36 21 08 08 00 20 49 04 47 05 19 06 07 05 27 08 19 13 07 7.7 7.7 100 2228-1228 SUN FEB 06 19 48 20 35 21 07 21 25 04 48 05 20 06 08 05 30 08 23 13 12 7.7 7.4 96 2317-0830 MON FEB 07 19 47 20 34 21 06 22 00 04 50 05 21 06 08 05 33 08 27 13 18 7.7 6.8 88 0006-0405 TUE FEB 08 19 46 20 33 21 05 22 35 04 51 05 22 06 09 05 36 08 31 13 23 7.8 6.3 80 0055+0035 WED FEB 09 19 45 20 32 21 04 23 11 04 52 05 23 06 10 05 38 08 35 13 28 7.8 5.7 72 0145+0518 THU FEB 10 19 44 20 31 21 03 23 50 04 53 05 24 06 11 05 41 08 39 13 33 7.8 5.0 64 0237+0951 FRI FEB 11 19 44 20 30 21 02 00 32 04 54 05 25 06 12 05 44 08 43 13 38 7.9 4.4 55 0331+1357 SAT FEB 12 19 43 20 29 21 00 01 19 04 55 05 26 06 13 05 46 08 47 13 43 7.9 3.6 45 0427+1721 SUN FEB 13 19 42 20 28 20 59 02 11 04 56 05 27 06 14 05 49 08 51 13 48 7.9 2.8 34 0527+1945 MON FEB 14 19 41 20 27 20 58 16 09 03 09 04 57 05 28 06 14 05 52 08 55 13 52 8.0 1.8 22 0629+2054 TUE FEB 15 19 40 20 26 20 57 17 10 04 12 04 58 05 29 06 15 05 55 08 59 13 57 8.0 0.8 9 0731+2039 WED FEB 16 19 39 20 25 20 56 18 07 05 18 04 59 05 30 06 16 05 58 09 03 14 02 8.1 0.0 0 0833+1900 THU FEB 17 19 38 20 24 20 55 18 57 06 24 05 00 05 31 06 17 06 01 09 07 14 07 8.1 0.0 0 0933+1607 FRI FEB 18 19 37 20 23 20 54 19 42 07 29 05 01 05 32 06 18 06 04 09 10 14 12 8.1 0.0 0 1030+1217 SAT FEB 19 19 36 20 22 20 52 20 23 05 02 05 33 06 18 06 06 09 14 14 17 8.2 0.0 0 1125+0749 SUN FEB 20 19 35 20 21 20 51 21 01 05 03 05 33 06 19 06 09 09 18 14 22 8.2 0.2 2 1216+0304 MON FEB 21 19 34 20 20 20 50 21 36 05 04 05 34 06 20 06 12 09 22 14 27 8.2 0.8 9 1306-0141 TUE FEB 22 19 33 20 19 20 49 22 11 05 05 05 35 06 21 06 15 09 26 14 32 8.3 1.4 16 1355-0614 WED FEB 23 19 32 20 18 20 48 22 46 05 06 05 36 06 22 06 18 09 30 14 37 8.3 2.0 23 1442-1023 THU FEB 24 19 31 20 17 20 46 23 22 05 07 05 37 06 22 06 20 09 34 14 42 8.4 2.6 31 1530-1400 FRI FEB 25 19 30 20 15 20 45 00 00 05 08 05 38 06 23 06 23 09 38 14 47 8.4 3.2 38 1619-1658 SAT FEB 26 19 29 20 14 20 44 00 41 05 09 05 39 06 24 06 25 09 42 14 52 8.4 3.9 46 1708-1910 SUN FEB 27 19 28 20 13 20 43 01 25 05 10 05 39 06 25 06 28 09 46 14 57 8.4 4.7 55 1758-2032 MON FEB 28 19 27 20 12 20 41 02 13 05 11 05 40 06 25 06 30 09 50 15 02 8.5 5.5 65 1849-2100 TUE FEB 29 19 26 20 11 20 40 03 04 16 40 05 12 05 41 06 26 06 33 09 54 15 07 8.5 6.4 75 1940-2031 ONE LINE REFERS TO EVENING DATE NEW MOON FEB 05 13:07 UT AND FOLLOWING MORNING. FIRST QUARTER FEB 12 23:23 UT All dates and times are zone CST FULL MOON FEB 19 16:29 UT in upper table (except sid time). LAST QUARTER FEB 27 03:56 UT