KECK OBSERVATORY CALENDAR FOR 2041 -NAUTICAL (computed for altitude 4160.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON(midnight) DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) Zenith 2041 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ RA DEC Dist 12 18 18 12 12 12 h h % h m d m deg TUE OCT 01 18 21 18 58 19 24 23 03 05 00 05 25 06 03 19 21 00 24 05 50 10.4 6.4 60 1758-2755 >90 WED OCT 02 18 20 18 57 19 23 00 02 05 00 05 26 06 03 19 24 00 28 05 55 10.5 5.4 51 1905-2720 >90 THU OCT 03 18 19 18 57 19 22 01 06 05 00 05 26 06 03 19 28 00 32 05 59 10.5 4.3 41 2001-2604 80 FRI OCT 04 18 18 18 56 19 21 14 33 02 11 05 00 05 26 06 04 19 31 00 36 06 03 10.5 3.2 30 2102-2240 67 SAT OCT 05 18 17 18 55 19 20 15 23 03 15 05 01 05 26 06 04 19 34 00 40 06 07 10.5 2.2 20 2201-1743 54 SUN OCT 06 18 16 18 54 19 19 16 08 04 19 05 01 05 26 06 04 19 37 00 44 06 11 10.5 1.1 10 2258-1136 41 MON OCT 07 18 16 18 53 19 19 16 50 05 22 05 01 05 27 06 04 19 40 00 48 06 16 10.6 0.1 0 2353-0446 28 TUE OCT 08 18 15 18 52 19 18 17 31 06 24 05 01 05 27 06 05 19 43 00 52 06 20 10.6 0.0 0 0047 0221 18 WED OCT 09 18 14 18 52 19 17 18 11 05 02 05 27 06 05 19 47 00 56 06 24 10.6 0.0 0 0141 0916 15 THU OCT 10 18 13 18 51 19 16 18 53 05 02 05 27 06 05 19 50 01 00 06 27 10.6 0.0 0 0236 1533 23 FRI OCT 11 18 12 18 50 19 15 19 37 05 02 05 28 06 05 19 53 01 04 06 32 10.6 0.8 7 0333 2046 35 SAT OCT 12 18 12 18 49 19 15 20 25 05 02 05 28 06 06 19 56 01 07 06 36 10.6 1.6 15 0432 2438 47 SUN OCT 13 18 11 18 48 19 14 21 16 05 03 05 28 06 06 19 59 01 11 06 40 10.7 2.5 23 0531 2656 59 MON OCT 14 18 10 18 48 19 13 22 11 05 03 05 29 06 06 20 02 01 15 06 45 10.7 3.4 31 0629 2739 71 TUE OCT 15 18 09 18 47 19 12 23 06 05 03 05 29 06 07 20 05 01 19 06 49 10.7 4.3 40 0725 2651 83 WED OCT 16 18 08 18 46 19 12 00 02 05 04 05 29 06 07 20 08 01 23 06 53 10.7 5.3 49 0819 2448 >90 THU OCT 17 18 08 18 46 19 11 00 57 14 06 05 04 05 29 06 07 20 12 01 27 06 57 10.7 6.2 57 0910 2138 >90 FRI OCT 18 18 07 18 45 19 10 01 49 14 46 05 04 05 30 06 08 20 15 01 31 07 02 10.8 7.1 65 0957 1738 >90 SAT OCT 19 18 06 18 44 19 10 02 39 15 22 05 04 05 30 06 08 20 18 01 35 07 06 10.8 7.9 73 1042 1300 >90 SUN OCT 20 18 06 18 43 19 09 03 28 15 55 05 05 05 30 06 08 20 21 01 39 07 10 10.8 8.7 81 1124 0754 >90 MON OCT 21 18 05 18 43 19 08 04 16 16 26 05 05 05 31 06 09 20 25 01 43 07 15 10.8 9.5 88 1206 0231 >90 TUE OCT 22 18 04 18 42 19 08 05 05 16 57 05 05 05 31 06 09 20 28 01 47 07 19 10.8 10.4 95 1248-0301 >90 WED OCT 23 18 04 18 42 19 07 05 54 17 29 05 06 05 31 06 09 20 32 01 51 07 23 10.8 10.8 100 1331-0830 >90 THU OCT 24 18 03 18 41 19 07 06 45 18 02 05 06 05 32 06 10 20 35 01 55 07 28 10.9 10.9 100 1416-1346 >90 FRI OCT 25 18 02 18 40 19 06 18 39 05 06 05 32 06 10 20 38 01 59 07 32 10.9 10.9 100 1503-1834 >90 SAT OCT 26 18 02 18 40 19 06 19 20 05 07 05 32 06 10 20 42 02 03 07 36 10.9 10.2 93 1554-2240 >90 SUN OCT 27 18 01 18 39 19 05 20 06 05 07 05 33 06 11 20 45 02 07 07 41 10.9 9.4 86 1648-2546 >90 MON OCT 28 18 00 18 39 19 05 20 58 05 07 05 33 06 11 20 49 02 11 07 44 10.9 8.6 78 1745-2735 >90 TUE OCT 29 18 00 18 38 19 04 21 56 05 08 05 33 06 12 20 52 02 14 07 48 10.9 7.6 69 1845-2753 >90 WED OCT 30 17 59 18 38 19 04 22 57 05 08 05 34 06 12 20 56 02 18 07 53 10.9 6.6 60 1945-2634 >90 THU OCT 31 17 59 18 37 19 03 00 00 05 08 05 34 06 13 20 58 02 22 07 57 10.9 5.6 50 2051-2308 >90 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Oct 03 03:32 UT AND FOLLOWING MORNING. FULL MOON Oct 09 18:04 UT All dates and times are zone HST LAST QUARTER Oct 16 21:05 UT in upper table (except sid time). NEW MOON Oct 25 01:30 UT