KECK OBSERVATORY CALENDAR FOR 2045 -ASTRONOMICAL (computed for altitude 4160.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) Zenith 2045 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 18 18 h h % h m d m deg FRI SEP 01 18 48 19 26 19 53 21 34 04 52 05 18 05 56 18 18 22 26 03 19 9.0 1.7 18 0251 2127 62 SAT SEP 02 18 47 19 25 19 52 22 19 04 52 05 18 05 57 18 21 22 30 03 23 9.0 2.5 27 0346 2448 72 SUN SEP 03 18 46 19 24 19 51 23 11 04 52 05 19 05 57 18 24 22 34 03 27 9.0 3.3 36 0444 2650 83 MON SEP 04 18 45 19 23 19 50 00 09 04 53 05 19 05 57 18 27 22 38 03 32 9.0 4.3 47 0545 2723 >90 TUE SEP 05 18 44 19 22 19 49 01 13 14 33 04 53 05 19 05 57 18 30 22 42 03 35 9.1 5.4 59 0648 2609 >90 WED SEP 06 18 43 19 21 19 48 02 20 15 29 04 53 05 19 05 57 18 33 22 46 03 39 9.1 6.5 71 0749 2310 >90 THU SEP 07 18 43 19 21 19 47 03 28 16 21 04 54 05 20 05 58 18 36 22 50 03 44 9.1 7.7 84 0849 1839 >90 FRI SEP 08 18 42 19 20 19 46 04 33 17 08 04 54 05 20 05 58 18 39 22 54 03 48 9.1 8.8 96 0946 1256 >90 SAT SEP 09 18 41 19 19 19 45 05 37 17 51 04 54 05 20 05 58 18 42 22 57 03 52 9.2 9.2 100 1040 0624 >90 SUN SEP 10 18 40 19 18 19 44 06 39 18 32 04 54 05 20 05 58 18 45 23 01 03 56 9.2 9.2 100 1133-0027 >90 MON SEP 11 18 39 19 17 19 43 19 12 04 55 05 21 05 59 18 48 23 05 04 01 9.2 9.2 100 1226-0713 >90 TUE SEP 12 18 38 19 16 19 42 19 53 04 55 05 21 05 59 18 51 23 09 04 05 9.2 9.0 98 1318-1330 >90 WED SEP 13 18 37 19 15 19 41 20 36 04 55 05 21 05 59 18 54 23 13 04 09 9.2 8.3 90 1412-1856 >90 THU SEP 14 18 36 19 14 19 40 21 22 04 56 05 21 05 59 18 56 23 17 04 14 9.3 7.6 81 1507-2315 >90 FRI SEP 15 18 35 19 13 19 39 22 11 04 56 05 22 05 59 18 59 23 21 04 18 9.3 6.8 72 1603-2614 >90 SAT SEP 16 18 34 19 12 19 38 23 04 04 56 05 22 06 00 19 02 23 25 04 22 9.3 5.9 63 1700-2747 >90 SUN SEP 17 18 33 19 11 19 37 23 58 04 56 05 22 06 00 19 05 23 29 04 26 9.3 5.0 53 1756-2754 >90 MON SEP 18 18 32 19 10 19 36 00 52 04 57 05 22 06 00 19 08 23 33 04 31 9.3 4.1 43 1851-2636 83 TUE SEP 19 18 32 19 09 19 35 14 17 01 46 04 57 05 23 06 00 19 11 23 37 04 35 9.4 3.2 33 1942-2414 72 WED SEP 20 18 31 19 08 19 34 14 59 02 39 04 57 05 23 06 00 19 14 23 41 04 39 9.4 2.3 24 2032-2046 62 THU SEP 21 18 30 19 07 19 33 15 37 03 30 04 57 05 23 06 01 19 17 23 45 04 43 9.4 1.4 15 2119-1627 51 FRI SEP 22 18 29 19 06 19 32 16 12 04 19 04 58 05 23 06 01 19 20 23 49 04 48 9.4 0.7 6 2204-1132 41 SAT SEP 23 18 28 19 05 19 31 16 45 05 07 04 58 05 23 06 01 19 23 23 53 04 51 9.5 0.0 0 2248-0609 31 SUN SEP 24 18 27 19 05 19 30 17 16 05 55 04 58 05 24 06 01 19 26 23 57 04 55 9.5 0.0 0 2331-0031 21 MON SEP 25 18 26 19 04 19 29 17 48 06 45 04 58 05 24 06 01 19 29 00 01 04 59 9.5 0.0 0 0015 0512 15 TUE SEP 26 18 25 19 03 19 28 18 21 04 59 05 24 06 02 19 32 00 04 05 04 9.5 0.0 0 0100 1046 16 WED SEP 27 18 24 19 02 19 27 18 56 04 59 05 24 06 02 19 35 00 08 05 08 9.5 0.0 0 0147 1558 24 THU SEP 28 18 23 19 01 19 26 19 34 04 59 05 25 06 02 19 38 00 12 05 12 9.6 0.1 1 0238 2031 34 FRI SEP 29 18 23 19 00 19 26 20 18 04 59 05 25 06 02 19 42 00 16 05 16 9.6 0.9 9 0332 2409 45 SAT SEP 30 18 22 18 59 19 25 21 07 05 00 05 25 06 03 19 45 00 20 05 21 9.6 1.7 17 0430 2633 57 ONE LINE REFERS TO EVENING DATE LAST QUARTER Sep 04 10:04 UT AND FOLLOWING MORNING. NEW MOON Sep 11 01:28 UT All dates and times are zone HST FIRST QUARTER Sep 18 01:30 UT in upper table (except sid time). FULL MOON Sep 26 06:12 UT