KECK OBSERVATORY CALENDAR FOR 2046 -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 2046 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 SAT SEP 01 18 48 19 26 19 53 19 34 04 52 05 18 05 56 18 17 22 25 03 18 9.0 9.0 100 1204-0543 >90 SUN SEP 02 18 47 19 25 19 52 20 17 04 52 05 18 05 57 18 20 22 29 03 22 9.0 8.6 95 1259-1203 >90 MON SEP 03 18 46 19 24 19 51 21 02 04 52 05 19 05 57 18 23 22 33 03 26 9.0 7.8 86 1354-1738 >90 TUE SEP 04 18 45 19 23 19 50 21 50 04 53 05 19 05 57 18 26 22 37 03 31 9.0 7.0 77 1452-2206 >90 WED SEP 05 18 44 19 22 19 49 22 43 04 53 05 19 05 57 18 29 22 41 03 35 9.1 6.2 68 1551-2513 >90 THU SEP 06 18 43 19 21 19 48 23 38 04 53 05 19 05 57 18 32 22 45 03 38 9.1 5.2 57 1651-2647 >90 FRI SEP 07 18 43 19 21 19 47 00 36 04 54 05 20 05 58 18 35 22 49 03 43 9.1 4.3 47 1751-2643 86 SAT SEP 08 18 42 19 20 19 46 14 06 01 33 04 54 05 20 05 58 18 38 22 53 03 47 9.1 3.4 36 1847-2524 75 SUN SEP 09 18 41 19 19 19 45 14 54 02 29 04 54 05 20 05 58 18 41 22 57 03 51 9.2 2.4 26 1941-2243 64 MON SEP 10 18 40 19 18 19 44 15 38 03 23 04 54 05 20 05 58 18 44 23 00 03 55 9.2 1.5 16 2032-1902 53 TUE SEP 11 18 39 19 17 19 43 16 16 04 15 04 55 05 21 05 59 18 47 23 04 04 00 9.2 0.7 7 2120-1435 43 WED SEP 12 18 38 19 16 19 42 16 52 05 05 04 55 05 21 05 59 18 50 23 08 04 04 9.2 0.0 0 2206-0937 33 THU SEP 13 18 37 19 15 19 41 17 25 05 53 04 55 05 21 05 59 18 53 23 12 04 08 9.2 0.0 0 2250-0420 25 FRI SEP 14 18 36 19 14 19 40 17 56 06 41 04 56 05 21 05 59 18 56 23 16 04 13 9.3 0.0 0 2333 0103 19 SAT SEP 15 18 35 19 13 19 39 18 28 04 56 05 22 05 59 18 58 23 20 04 17 9.3 0.0 0 0016 0622 19 SUN SEP 16 18 34 19 12 19 38 19 00 04 56 05 22 06 00 19 01 23 24 04 21 9.3 0.0 0 0100 1126 25 MON SEP 17 18 33 19 11 19 37 19 35 04 56 05 22 06 00 19 04 23 28 04 25 9.3 0.0 0 0146 1604 33 TUE SEP 18 18 32 19 10 19 36 20 12 04 57 05 22 06 00 19 07 23 32 04 30 9.3 0.6 6 0234 2004 43 WED SEP 19 18 32 19 09 19 35 20 53 04 57 05 23 06 00 19 10 23 36 04 34 9.4 1.3 13 0324 2314 53 THU SEP 20 18 31 19 08 19 34 21 38 04 57 05 23 06 00 19 13 23 40 04 38 9.4 2.1 22 0417 2522 64 FRI SEP 21 18 30 19 07 19 33 22 29 04 57 05 23 06 01 19 16 23 44 04 42 9.4 2.9 31 0513 2615 75 SAT SEP 22 18 29 19 06 19 32 23 25 04 58 05 23 06 01 19 19 23 48 04 47 9.4 3.9 41 0609 2542 86 SUN SEP 23 18 28 19 05 19 31 00 25 04 58 05 23 06 01 19 22 23 52 04 51 9.5 4.9 51 0708 2350 >90 MON SEP 24 18 27 19 05 19 30 01 27 14 29 04 58 05 24 06 01 19 25 23 56 04 54 9.5 6.0 62 0804 2029 >90 TUE SEP 25 18 26 19 04 19 29 02 30 15 15 04 58 05 24 06 01 19 28 00 00 04 58 9.5 7.0 73 0900 1553 >90 WED SEP 26 18 25 19 03 19 28 03 32 16 00 04 59 05 24 06 02 19 31 00 04 05 03 9.5 8.1 84 0954 1016 >90 THU SEP 27 18 24 19 02 19 27 04 35 16 42 04 59 05 24 06 02 19 34 00 07 05 07 9.5 9.1 95 1048 0357 >90 FRI SEP 28 18 23 19 01 19 26 05 38 17 24 04 59 05 25 06 02 19 37 00 11 05 11 9.6 9.6 100 1141-0241 >90 SAT SEP 29 18 23 19 00 19 26 06 42 18 06 04 59 05 25 06 02 19 41 00 15 05 15 9.6 9.6 100 1236-0914 >90 SUN SEP 30 18 22 18 59 19 25 18 51 05 00 05 25 06 03 19 44 00 19 05 20 9.6 9.6 100 1332-1514 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Sep 07 09:05 UT AND FOLLOWING MORNING. FULL MOON Sep 15 06:38 UT All dates and times are zone HST LAST QUARTER Sep 23 08:16 UT in upper table (except sid time). NEW MOON Sep 30 02:26 UT