KECK OBSERVATORY CALENDAR FOR 2030 -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 2030 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 SUN SEP 01 18 48 19 26 19 53 21 31 04 52 05 18 05 56 18 17 22 24 03 17 9.0 7.4 81 1412-1647 >90 MON SEP 02 18 47 19 25 19 52 22 21 04 52 05 18 05 57 18 20 22 28 03 21 9.0 6.5 72 1510-1959 >90 TUE SEP 03 18 46 19 24 19 51 23 16 04 52 05 19 05 57 18 23 22 32 03 25 9.0 5.6 62 1610-2201 >90 WED SEP 04 18 45 19 23 19 50 00 15 04 53 05 19 05 57 18 26 22 36 03 30 9.0 4.6 51 1713-2228 90 THU SEP 05 18 44 19 22 19 49 01 15 04 53 05 19 05 57 18 29 22 40 03 34 9.1 3.6 40 1812-2154 78 FRI SEP 06 18 43 19 21 19 48 14 30 02 17 04 53 05 19 05 57 18 32 22 44 03 38 9.1 2.6 28 1912-1951 65 SAT SEP 07 18 43 19 21 19 47 15 21 03 18 04 54 05 20 05 58 18 34 22 48 03 43 9.1 1.6 17 2010-1633 53 SUN SEP 08 18 42 19 20 19 46 16 08 04 16 04 54 05 20 05 58 18 37 22 52 03 47 9.1 0.6 6 2105-1221 42 MON SEP 09 18 41 19 19 19 45 16 51 05 14 04 54 05 20 05 58 18 40 22 56 03 51 9.2 0.0 0 2158-0733 31 TUE SEP 10 18 40 19 18 19 44 17 32 06 09 04 54 05 20 05 58 18 43 23 00 03 55 9.2 0.0 0 2249-0228 22 WED SEP 11 18 39 19 17 19 43 18 11 04 55 05 21 05 59 18 46 23 04 04 00 9.2 0.0 0 2339 0238 19 THU SEP 12 18 38 19 16 19 42 18 50 04 55 05 21 05 59 18 49 23 08 04 04 9.2 0.0 0 0028 0729 23 FRI SEP 13 18 37 19 15 19 41 19 28 04 55 05 21 05 59 18 52 23 12 04 08 9.2 0.0 0 0117 1152 31 SAT SEP 14 18 36 19 14 19 40 20 08 04 56 05 21 05 59 18 55 23 16 04 13 9.3 0.5 5 0206 1537 41 SUN SEP 15 18 35 19 13 19 39 20 50 04 56 05 22 05 59 18 58 23 20 04 16 9.3 1.2 12 0256 1834 51 MON SEP 16 18 34 19 12 19 38 21 33 04 56 05 22 06 00 19 01 23 24 04 20 9.3 1.9 20 0347 2039 61 TUE SEP 17 18 33 19 11 19 37 22 19 04 56 05 22 06 00 19 04 23 28 04 24 9.3 2.7 28 0438 2145 72 WED SEP 18 18 32 19 10 19 36 23 08 04 57 05 22 06 00 19 07 23 32 04 29 9.3 3.5 37 0529 2150 82 THU SEP 19 18 32 19 09 19 35 23 58 04 57 05 23 06 00 19 10 23 35 04 33 9.4 4.4 46 0614 2025 >90 FRI SEP 20 18 31 19 08 19 34 00 50 04 57 05 23 06 00 19 13 23 39 04 37 9.4 5.3 56 0711 1909 >90 SAT SEP 21 18 30 19 07 19 33 01 42 14 33 04 57 05 23 06 01 19 16 23 43 04 41 9.4 6.2 65 0801 1625 >90 SUN SEP 22 18 29 19 06 19 32 02 36 15 15 04 58 05 23 06 01 19 19 23 47 04 46 9.4 7.1 74 0850 1253 >90 MON SEP 23 18 28 19 05 19 31 03 30 15 55 04 58 05 23 06 01 19 21 23 51 04 50 9.5 8.0 84 0939 0841 >90 TUE SEP 24 18 27 19 05 19 30 04 25 16 35 04 58 05 24 06 01 19 24 23 55 04 54 9.5 8.9 94 1028 0357 >90 WED SEP 25 18 26 19 04 19 29 05 21 17 15 04 58 05 24 06 01 19 27 23 59 04 58 9.5 9.5 100 1118-0104 >90 THU SEP 26 18 25 19 03 19 28 06 20 17 56 04 59 05 24 06 02 19 30 00 03 05 03 9.5 9.5 100 1209-0611 >90 FRI SEP 27 18 24 19 02 19 27 18 39 04 59 05 24 06 02 19 33 00 07 05 07 9.5 9.5 100 1302-1104 >90 SAT SEP 28 18 23 19 01 19 26 19 26 04 59 05 25 06 02 19 36 00 11 05 11 9.6 9.6 100 1357-1526 >90 SUN SEP 29 18 23 19 00 19 26 20 16 04 59 05 25 06 02 19 40 00 15 05 15 9.6 8.7 91 1455-1856 >90 MON SEP 30 18 22 18 59 19 25 21 11 05 00 05 25 06 03 19 43 00 19 05 20 9.6 7.8 81 1556-2117 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Sep 04 21:55 UT AND FOLLOWING MORNING. FULL MOON Sep 11 21:17 UT All dates and times are zone HST LAST QUARTER Sep 19 19:57 UT in upper table (except sid time). NEW MOON Sep 27 09:53 UT