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 SAT JAN 01 19 57 20 49 21 24 03 26 16 39 04 09 04 45 05 36 03 25 06 01 10 11 6.8 6.0 89 1600-1550 SUN JAN 02 19 57 20 49 21 25 04 05 17 32 04 10 04 46 05 37 03 30 06 05 10 16 6.8 6.7 98 1648-1819 MON JAN 03 19 58 20 49 21 25 04 49 18 24 04 11 04 46 05 38 03 34 06 09 10 21 6.8 6.8 100 1738-2001 TUE JAN 04 19 58 20 49 21 25 05 36 19 15 04 12 04 47 05 39 03 38 06 13 10 26 6.8 6.8 100 1828-2052 WED JAN 05 19 58 20 49 21 25 06 26 20 03 04 13 04 48 05 39 03 42 06 17 10 31 6.8 6.8 100 1919-2047 THU JAN 06 19 58 20 49 21 25 07 19 20 49 04 14 04 49 05 40 03 45 06 21 10 36 6.8 6.8 100 2010-1945 FRI JAN 07 19 58 20 49 21 25 21 31 04 15 04 50 05 41 03 49 06 25 10 41 6.8 6.7 98 2101-1749 SAT JAN 08 19 58 20 49 21 24 22 11 04 16 04 51 05 42 03 52 06 29 10 46 6.9 6.1 88 2151-1503 SUN JAN 09 19 58 20 49 21 24 22 48 04 17 04 52 05 43 03 56 06 33 10 50 6.9 5.5 79 2240-1134 MON JAN 10 19 58 20 49 21 24 23 23 04 18 04 53 05 43 04 00 06 37 10 55 6.9 4.9 71 2328-0731 TUE JAN 11 19 58 20 49 21 24 23 58 04 19 04 53 05 44 04 04 06 41 11 00 6.9 4.3 62 0017-0303 WED JAN 12 19 58 20 49 21 24 00 34 04 20 04 54 05 45 04 08 06 45 11 05 6.9 3.8 54 0106+0138 THU JAN 13 19 58 20 49 21 23 01 11 04 21 04 55 05 46 04 11 06 49 11 10 7.0 3.2 45 0157+0623 FRI JAN 14 19 58 20 48 21 23 01 51 04 22 04 56 05 47 04 15 06 52 11 15 7.0 2.5 36 0250+1056 SAT JAN 15 19 58 20 48 21 23 02 36 04 23 04 57 05 48 04 19 06 56 11 20 7.0 1.8 25 0347+1459 SUN JAN 16 19 58 20 48 21 22 16 14 03 27 04 24 04 58 05 49 04 22 07 00 11 25 7.0 1.0 13 0446+1813 MON JAN 17 19 57 20 48 21 22 17 21 04 24 04 25 04 59 05 50 04 26 07 04 11 30 7.0 0.0 0 0549+2018 TUE JAN 18 19 57 20 47 21 21 18 26 05 27 04 26 05 00 05 50 04 29 07 08 11 35 7.1 0.0 0 0653+2057 WED JAN 19 19 57 20 47 21 21 19 27 06 34 04 28 05 01 05 51 04 33 07 12 11 41 7.1 0.0 0 0757+2006 THU JAN 20 19 57 20 46 21 20 20 21 07 41 04 29 05 02 05 52 04 36 07 16 11 46 7.1 0.0 0 0900+1752 FRI JAN 21 19 56 20 46 21 20 21 10 04 30 05 04 05 53 04 40 07 20 11 51 7.2 0.0 0 0959+1430 SAT JAN 22 19 56 20 45 21 19 21 52 04 31 05 05 05 54 04 43 07 24 11 56 7.2 0.5 7 1055+1023 SUN JAN 23 19 56 20 45 21 18 22 31 04 32 05 06 05 55 04 46 07 28 12 01 7.2 1.2 16 1147+0550 MON JAN 24 19 55 20 44 21 18 23 06 04 33 05 07 05 56 04 49 07 32 12 06 7.3 1.8 24 1237+0109 TUE JAN 25 19 55 20 44 21 17 23 41 04 35 05 08 05 57 04 52 07 36 12 12 7.3 2.4 32 1325-0325 WED JAN 26 19 54 20 43 21 16 00 14 04 36 05 09 05 58 04 55 07 40 12 17 7.3 3.0 40 1412-0743 THU JAN 27 19 54 20 43 21 16 00 49 04 37 05 10 05 59 04 59 07 44 12 21 7.4 3.6 48 1459-1137 FRI JAN 28 19 53 20 42 21 15 01 25 04 38 05 11 06 00 05 02 07 48 12 26 7.4 4.2 56 1546-1458 SAT JAN 29 19 53 20 41 21 14 02 03 04 39 05 12 06 00 05 05 07 52 12 31 7.4 4.8 64 1635-1739 SUN JAN 30 19 52 20 41 21 13 02 45 16 18 04 40 05 13 06 01 05 08 07 56 12 36 7.4 5.5 74 1724-1936 MON JAN 31 19 52 20 40 21 12 03 31 17 09 04 42 05 14 06 02 05 11 07 59 12 42 7.5 6.3 84 1814-2042 ONE LINE REFERS TO EVENING DATE NEW MOON JAN 06 18:17 UT AND FOLLOWING MORNING. FIRST QUARTER JAN 14 13:37 UT All dates and times are zone CST FULL MOON JAN 21 04:43 UT in upper table (except sid time). LAST QUARTER JAN 28 07:59 UT