KECK OBSERVATORY CALENDAR FOR 2040 -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 2040 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 MON OCT 01 18 20 18 57 19 23 03 05 15 59 05 00 05 26 06 03 19 47 00 25 05 26 9.6 7.7 80 1002 1710 >90 TUE OCT 02 18 19 18 57 19 22 03 57 16 36 05 00 05 26 06 03 19 50 00 29 05 30 9.6 8.6 89 1048 1240 >90 WED OCT 03 18 18 18 56 19 21 04 48 17 11 05 00 05 26 06 04 19 53 00 33 05 34 9.6 9.4 97 1134 0736 >90 THU OCT 04 18 17 18 55 19 20 05 40 17 45 05 01 05 26 06 04 19 56 00 37 05 39 9.7 9.7 100 1218 0207 >90 FRI OCT 05 18 16 18 54 19 19 06 32 18 20 05 01 05 26 06 04 19 59 00 41 05 43 9.7 9.7 100 1304-0333 >90 SAT OCT 06 18 16 18 53 19 19 18 55 05 01 05 27 06 04 20 03 00 45 05 47 9.7 9.7 100 1350-0913 >90 SUN OCT 07 18 15 18 52 19 18 19 33 05 01 05 27 06 05 20 06 00 49 05 51 9.7 9.5 97 1440-1435 >90 MON OCT 08 18 14 18 52 19 17 20 15 05 02 05 27 06 05 20 09 00 53 05 55 9.8 8.8 90 1532-1922 >90 TUE OCT 09 18 13 18 51 19 16 21 02 05 02 05 27 06 05 20 12 00 57 05 59 9.8 8.0 81 1627-2315 >90 WED OCT 10 18 12 18 50 19 15 21 55 05 02 05 28 06 05 20 15 01 01 06 03 9.8 7.1 72 1727-2552 >90 THU OCT 11 18 12 18 49 19 15 22 54 05 02 05 28 06 06 20 19 01 04 06 07 9.8 6.1 62 1829-2657 >90 FRI OCT 12 18 11 18 48 19 14 23 57 05 03 05 28 06 06 20 22 01 08 06 12 9.8 5.1 51 1932-2621 >90 SAT OCT 13 18 10 18 48 19 13 01 01 05 03 05 29 06 06 20 25 01 12 06 16 9.8 4.0 41 2034-2400 81 SUN OCT 14 18 09 18 47 19 12 14 20 02 05 05 03 05 29 06 07 20 28 01 16 06 20 9.8 3.0 30 2133-2015 68 MON OCT 15 18 08 18 46 19 12 15 08 03 07 05 04 05 29 06 07 20 31 01 20 06 25 9.9 2.0 19 2230-1514 55 TUE OCT 16 18 08 18 46 19 11 15 51 04 07 05 04 05 29 06 07 20 34 01 24 06 29 9.9 0.9 9 2323-0923 42 WED OCT 17 18 07 18 45 19 10 16 31 05 05 05 04 05 30 06 08 20 37 01 28 06 33 9.9 0.0 0 0015-0306 29 THU OCT 18 18 06 18 44 19 10 17 09 06 02 05 04 05 30 06 08 20 41 01 32 06 37 9.9 0.0 0 0106 0316 18 FRI OCT 19 18 06 18 43 19 09 17 47 06 59 05 05 05 30 06 08 20 44 01 36 06 42 9.9 0.0 0 0156 0922 12 SAT OCT 20 18 05 18 43 19 08 18 25 05 05 05 31 06 09 20 47 01 40 06 46 10.0 0.0 0 0247 1454 17 SUN OCT 21 18 04 18 42 19 08 19 05 05 05 05 31 06 09 20 51 01 44 06 50 10.0 0.0 0 0340 1934 27 MON OCT 22 18 04 18 42 19 07 19 49 05 06 05 31 06 09 20 54 01 48 06 55 10.0 0.7 7 0433 2310 38 TUE OCT 23 18 03 18 41 19 07 20 35 05 06 05 32 06 10 20 58 01 52 06 59 10.0 1.5 14 0527 2532 50 WED OCT 24 18 02 18 40 19 06 21 24 05 06 05 32 06 10 21 01 01 56 07 03 10.0 2.3 22 0622 2635 61 THU OCT 25 18 02 18 40 19 06 22 16 05 07 05 32 06 10 21 05 02 00 07 07 10.0 3.2 31 0716 2619 72 FRI OCT 26 18 01 18 39 19 05 23 09 05 07 05 33 06 11 21 08 02 04 07 11 10.0 4.1 40 0808 2448 83 SAT OCT 27 18 00 18 39 19 05 00 02 05 07 05 33 06 11 21 12 02 08 07 15 10.0 4.9 49 0859 2217 >90 SUN OCT 28 18 00 18 38 19 04 00 55 05 08 05 33 06 12 21 15 02 11 07 20 10.1 5.8 58 0947 1846 >90 MON OCT 29 17 59 18 38 19 04 01 47 14 33 05 08 05 34 06 12 21 19 02 15 07 24 10.1 6.7 66 1034 1429 >90 TUE OCT 30 17 59 18 37 19 03 02 38 15 09 05 08 05 34 06 13 21 22 02 19 07 28 10.1 7.6 75 1119 0934 >90 WED OCT 31 17 58 18 37 19 03 03 29 15 43 05 09 05 35 06 13 21 26 02 23 07 33 10.1 8.4 83 1204 0412 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Oct 06 05:25 UT AND FOLLOWING MORNING. FIRST QUARTER Oct 13 08:41 UT All dates and times are zone HST FULL MOON Oct 20 04:51 UT in upper table (except sid time). LAST QUARTER Oct 28 00:28 UT