KECK OBSERVATORY CALENDAR FOR 2039 -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 2039 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 FRI APR 01 18 46 19 24 19 50 01 51 05 02 05 28 06 06 07 44 12 21 17 49 10.1 3.6 35 0716 2358 70 SAT APR 02 18 46 19 24 19 50 02 40 05 01 05 27 06 05 07 48 12 24 17 52 10.1 2.8 27 0810 2246 59 SUN APR 03 18 47 19 24 19 51 03 26 05 00 05 26 06 04 07 52 12 28 17 55 10.0 2.0 19 0905 2021 48 MON APR 04 18 47 19 25 19 51 14 31 04 11 04 59 05 25 06 03 07 57 12 32 17 58 10.0 1.2 12 0959 1646 37 TUE APR 05 18 47 19 25 19 51 15 30 04 54 04 58 05 24 06 02 08 01 12 36 18 01 10.0 0.5 5 1053 1209 26 WED APR 06 18 47 19 25 19 52 16 29 05 35 04 57 05 23 06 01 08 05 12 40 18 04 10.0 0.0 0 1146 0642 19 THU APR 07 18 48 19 26 19 52 17 29 06 17 04 56 05 22 06 00 08 09 12 44 18 07 9.9 0.0 0 1240 0043 19 FRI APR 08 18 48 19 26 19 52 18 29 04 55 05 21 06 00 08 13 12 48 18 10 9.9 0.0 0 1334-0527 28 SAT APR 09 18 48 19 26 19 53 19 32 04 54 05 20 05 59 08 17 12 52 18 13 9.9 0.1 1 1431-1123 40 SUN APR 10 18 48 19 27 19 53 20 36 04 53 05 20 05 58 08 22 12 56 18 17 9.9 1.1 11 1529-1638 52 MON APR 11 18 49 19 27 19 53 21 41 04 52 05 19 05 57 08 26 13 00 18 20 9.9 2.2 22 1630-2049 65 TUE APR 12 18 49 19 27 19 54 22 46 04 51 05 18 05 56 08 30 13 04 18 23 9.8 3.3 33 1732-2332 78 WED APR 13 18 49 19 28 19 54 23 50 04 50 05 17 05 55 08 35 13 08 18 26 9.8 4.4 44 1831-2426 >90 THU APR 14 18 50 19 28 19 55 00 49 04 50 05 16 05 55 08 39 13 12 18 29 9.8 5.3 54 1936-2422 >90 FRI APR 15 18 50 19 29 19 55 01 42 04 49 05 15 05 54 08 44 13 16 18 32 9.8 6.2 63 2035-2232 >90 SAT APR 16 18 50 19 29 19 56 02 31 04 48 05 14 05 53 08 48 13 20 18 35 9.7 7.0 72 2130-1932 >90 SUN APR 17 18 51 19 29 19 56 03 14 14 21 04 47 05 14 05 52 08 52 13 24 18 38 9.7 7.7 79 2222-1539 >90 MON APR 18 18 51 19 30 19 56 03 53 15 15 04 46 05 13 05 51 08 57 13 28 18 41 9.7 8.4 86 2310-1109 >90 TUE APR 19 18 51 19 30 19 57 04 29 16 08 04 45 05 12 05 51 09 01 13 32 18 44 9.7 9.0 92 2357-0617 >90 WED APR 20 18 52 19 30 19 57 05 04 16 59 04 44 05 11 05 50 09 05 13 35 18 47 9.7 9.6 98 0041-0117 >90 THU APR 21 18 52 19 31 19 58 05 38 17 49 04 43 05 10 05 49 09 10 13 39 18 50 9.7 9.7 100 0125 0342 >90 FRI APR 22 18 52 19 31 19 58 06 12 18 38 04 42 05 09 05 49 09 14 13 43 18 53 9.6 9.6 100 0209 0829 >90 SAT APR 23 18 53 19 32 19 59 06 48 19 28 04 42 05 09 05 48 09 19 13 47 18 57 9.6 9.6 100 0254 1254 >90 SUN APR 24 18 53 19 32 19 59 20 18 04 41 05 08 05 47 09 23 13 51 19 00 9.6 8.8 92 0340 1648 >90 MON APR 25 18 53 19 32 20 00 21 10 04 40 05 07 05 46 09 26 13 55 19 03 9.6 8.0 82 0427 2001 >90 TUE APR 26 18 54 19 33 20 00 22 02 04 39 05 06 05 46 09 31 13 59 19 06 9.6 7.1 73 0517 2225 >90 WED APR 27 18 54 19 33 20 01 22 54 04 38 05 06 05 45 09 35 14 03 19 10 9.6 6.2 64 0608 2349 >90 THU APR 28 18 54 19 34 20 01 23 45 04 37 05 05 05 44 09 40 14 07 19 13 9.5 5.3 56 0700 2409 >90 FRI APR 29 18 55 19 34 20 02 00 33 04 37 05 04 05 44 09 44 14 11 19 16 9.5 4.5 47 0754 2317 86 SAT APR 30 18 55 19 35 20 02 01 20 04 36 05 03 05 43 09 49 14 15 19 19 9.5 3.7 39 0846 2122 76 ONE LINE REFERS TO EVENING DATE FIRST QUARTER Apr 01 21:55 UT AND FOLLOWING MORNING. FULL MOON Apr 09 02:52 UT All dates and times are zone HST LAST QUARTER Apr 15 18:08 UT in upper table (except sid time). NEW MOON Apr 23 09:33 UT