KECK OBSERVATORY CALENDAR FOR 2023 -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 2023 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 WED NOV 01 17 58 18 37 19 03 21 03 05 09 05 35 06 13 21 00 02 24 08 00 11.0 2.4 22 0634 2811 57 THU NOV 02 17 58 18 36 19 02 22 00 05 09 05 35 06 13 21 03 02 28 08 04 11.0 3.4 30 0730 2704 69 FRI NOV 03 17 57 18 36 19 02 22 56 05 09 05 35 06 14 21 07 02 32 08 08 11.0 4.3 39 0823 2439 80 SAT NOV 04 17 57 18 36 19 02 23 50 05 10 05 36 06 14 21 11 02 36 08 13 11.0 5.2 47 0909 2054 >90 SUN NOV 05 17 56 18 35 19 01 00 42 05 10 05 36 06 15 21 14 02 40 08 16 11.0 6.1 55 1000 1659 >90 MON NOV 06 17 56 18 35 19 01 01 32 14 12 05 11 05 37 06 15 21 18 02 43 08 21 11.0 6.9 62 1044 1208 >90 TUE NOV 07 17 56 18 34 19 01 02 21 14 45 05 11 05 37 06 16 21 21 02 47 08 25 11.0 7.8 70 1127 0650 >90 WED NOV 08 17 55 18 34 19 00 03 09 15 16 05 11 05 38 06 16 21 24 02 51 08 30 11.1 8.6 77 1209 0116 >90 THU NOV 09 17 55 18 34 19 00 03 59 15 47 05 12 05 38 06 17 21 28 02 55 08 34 11.1 9.4 85 1252-0426 >90 FRI NOV 10 17 55 18 34 19 00 04 50 16 20 05 12 05 38 06 17 21 32 02 59 08 38 11.1 10.3 92 1336-1004 >90 SAT NOV 11 17 54 18 33 18 59 05 43 16 54 05 13 05 39 06 18 21 35 03 03 08 43 11.1 11.1 100 1422-1525 >90 SUN NOV 12 17 54 18 33 18 59 06 40 17 33 05 13 05 39 06 18 21 39 03 07 08 47 11.1 11.1 100 1512-2014 >90 MON NOV 13 17 54 18 33 18 59 18 17 05 14 05 40 06 19 21 43 03 11 08 52 11.1 11.1 100 1605-2410 >90 TUE NOV 14 17 53 18 33 18 59 19 07 05 14 05 40 06 20 21 47 03 15 08 56 11.1 10.5 94 1703-2655 >90 WED NOV 15 17 53 18 32 18 59 20 03 05 14 05 41 06 20 21 50 03 19 09 01 11.2 9.6 86 1803-2810 >90 THU NOV 16 17 53 18 32 18 59 21 05 05 15 05 41 06 21 21 54 03 23 09 05 11.2 8.6 77 1905-2743 >90 FRI NOV 17 17 53 18 32 18 59 22 09 05 15 05 42 06 21 21 58 03 27 09 10 11.2 7.6 67 2006-2533 >90 SAT NOV 18 17 53 18 32 18 58 23 13 05 16 05 42 06 22 22 02 03 31 09 14 11.2 6.5 58 2105-2150 >90 SUN NOV 19 17 52 18 32 18 58 00 15 05 16 05 43 06 22 22 06 03 35 09 19 11.2 5.5 48 2203-1639 90 MON NOV 20 17 52 18 32 18 58 01 15 05 17 05 43 06 23 22 10 03 39 09 23 11.2 4.5 39 2254-1052 77 TUE NOV 21 17 52 18 32 18 58 02 14 05 17 05 44 06 24 22 14 03 43 09 28 11.2 3.5 31 2345-0424 63 WED NOV 22 17 52 18 32 18 58 14 24 03 12 05 18 05 45 06 24 22 18 03 47 09 33 11.2 2.5 22 0036 0222 50 THU NOV 23 17 52 18 32 18 58 15 01 04 10 05 18 05 45 06 25 22 22 03 51 09 36 11.2 1.6 14 0126 0900 36 FRI NOV 24 17 52 18 32 18 58 15 39 05 10 05 19 05 46 06 25 22 26 03 54 09 41 11.2 0.6 5 0219 1509 23 SAT NOV 25 17 52 18 32 18 58 16 21 06 12 05 19 05 46 06 26 22 30 03 58 09 45 11.2 0.0 0 0314 2028 11 SUN NOV 26 17 52 18 32 18 59 17 06 05 20 05 47 06 27 22 33 04 02 09 50 11.3 0.0 0 0411 2435 05 MON NOV 27 17 52 18 32 18 59 17 56 05 21 05 47 06 27 22 37 04 06 09 54 11.3 0.0 0 0510 2714 16 TUE NOV 28 17 52 18 32 18 59 18 50 05 21 05 48 06 28 22 41 04 10 09 59 11.3 0.3 2 0610 2816 28 WED NOV 29 17 52 18 32 18 59 19 46 05 22 05 48 06 28 22 45 04 14 10 03 11.3 1.2 10 0708 2743 40 THU NOV 30 17 52 18 32 18 59 20 43 05 22 05 49 06 29 22 49 04 18 10 08 11.3 2.2 19 0803 2544 52 ONE LINE REFERS TO EVENING DATE LAST QUARTER Nov 05 08:38 UT AND FOLLOWING MORNING. NEW MOON Nov 13 09:26 UT All dates and times are zone HST FIRST QUARTER Nov 20 10:49 UT in upper table (except sid time). FULL MOON Nov 27 09:17 UT