KECK OBSERVATORY CALENDAR FOR 2039 -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 2039 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 AUG 01 19 10 19 50 20 19 16 44 04 18 04 38 05 06 05 47 16 40 20 22 01 00 8.3 0.3 4 1855-2523 50 TUE AUG 02 19 09 19 50 20 18 17 46 05 23 04 39 05 07 05 47 16 43 20 25 01 05 8.4 0.0 0 2000-2420 45 WED AUG 03 19 09 19 49 20 17 18 43 06 27 04 39 05 07 05 48 16 46 20 29 01 09 8.4 0.0 0 2103-2140 42 THU AUG 04 19 08 19 48 20 17 19 34 04 40 05 08 05 48 16 50 20 33 01 14 8.4 0.0 0 2202-1743 43 FRI AUG 05 19 07 19 48 20 16 20 19 04 40 05 08 05 48 16 53 20 37 01 18 8.4 0.1 0 2257-1253 47 SAT AUG 06 19 07 19 47 20 15 21 00 04 41 05 09 05 49 16 56 20 41 01 23 8.4 0.8 8 2348-0735 53 SUN AUG 07 19 06 19 46 20 14 21 37 04 41 05 09 05 49 16 59 20 45 01 27 8.4 1.4 16 0036-0207 61 MON AUG 08 19 06 19 46 20 14 22 13 04 42 05 09 05 50 17 03 20 49 01 32 8.5 2.0 23 0123 0315 69 TUE AUG 09 19 05 19 45 20 13 22 47 04 42 05 10 05 50 17 05 20 53 01 36 8.5 2.6 30 0208 0818 77 WED AUG 10 19 05 19 44 20 12 23 23 04 43 05 10 05 50 17 08 20 57 01 41 8.5 3.2 37 0254 1252 85 THU AUG 11 19 04 19 44 20 11 00 00 04 43 05 11 05 51 17 11 21 01 01 45 8.5 3.8 44 0341 1654 >90 FRI AUG 12 19 03 19 43 20 11 00 40 04 44 05 11 05 51 17 15 21 05 01 50 8.6 4.5 52 0429 2009 >90 SAT AUG 13 19 03 19 42 20 10 01 23 14 32 04 44 05 12 05 51 17 18 21 09 01 54 8.6 5.2 60 0519 2231 >90 SUN AUG 14 19 02 19 41 20 09 02 10 15 24 04 44 05 12 05 51 17 21 21 13 01 58 8.6 6.0 70 0610 2353 >90 MON AUG 15 19 01 19 41 20 08 03 00 16 16 04 45 05 12 05 52 17 24 21 17 02 03 8.6 6.9 79 0702 2410 >90 TUE AUG 16 19 01 19 40 20 07 03 54 17 06 04 45 05 13 05 52 17 27 21 21 02 06 8.6 7.8 90 0755 2316 >90 WED AUG 17 19 00 19 39 20 06 04 49 17 54 04 46 05 13 05 52 17 30 21 25 02 11 8.7 8.7 100 0847 2114 >90 THU AUG 18 18 59 19 38 20 05 05 45 18 39 04 46 05 13 05 53 17 33 21 29 02 15 8.7 8.7 100 0939 1808 >90 FRI AUG 19 18 58 19 37 20 05 06 41 19 21 04 47 05 14 05 53 17 37 21 33 02 20 8.7 8.7 100 1029 1405 >90 SAT AUG 20 18 58 19 37 20 04 20 01 04 47 05 14 05 53 17 40 21 36 02 24 8.7 8.7 100 1119 0917 >90 SUN AUG 21 18 57 19 36 20 03 20 39 04 48 05 15 05 54 17 43 21 40 02 29 8.8 8.2 93 1208 0357 >90 MON AUG 22 18 56 19 35 20 02 21 17 04 48 05 15 05 54 17 46 21 44 02 33 8.8 7.5 85 1256-0140 >90 TUE AUG 23 18 55 19 34 20 01 21 56 04 48 05 15 05 54 17 49 21 48 02 37 8.8 6.9 78 1346-0719 >90 WED AUG 24 18 54 19 33 20 00 22 38 04 49 05 16 05 54 17 52 21 52 02 42 8.8 6.2 70 1438-1243 >90 THU AUG 25 18 54 19 32 19 59 23 22 04 49 05 16 05 55 17 55 21 56 02 46 8.8 5.4 61 1532-1733 >90 FRI AUG 26 18 53 19 32 19 58 00 11 04 49 05 16 05 55 17 57 22 00 02 50 8.8 4.6 52 1633-2113 >90 SAT AUG 27 18 52 19 31 19 57 01 06 04 50 05 16 05 55 18 00 22 04 02 55 8.9 3.7 42 1731-2409 80 SUN AUG 28 18 51 19 30 19 56 14 33 02 05 04 50 05 17 05 55 18 03 22 08 02 59 8.9 2.8 30 1833-2524 69 MON AUG 29 18 50 19 29 19 55 15 34 03 08 04 51 05 17 05 56 18 06 22 12 03 04 8.9 1.7 19 1937-2455 59 TUE AUG 30 18 50 19 28 19 54 16 32 04 11 04 51 05 17 05 56 18 09 22 16 03 08 9.0 0.7 7 2039-2250 49 WED AUG 31 18 49 19 27 19 53 17 24 05 13 04 51 05 18 05 56 18 12 22 20 03 12 9.0 0.0 0 2138-1921 40 ONE LINE REFERS TO EVENING DATE FULL MOON Aug 04 09:57 UT AND FOLLOWING MORNING. LAST QUARTER Aug 11 19:37 UT All dates and times are zone HST NEW MOON Aug 19 20:50 UT in upper table (except sid time). FIRST QUARTER Aug 26 23:16 UT