KECK OBSERVATORY CALENDAR FOR 2038 -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 2038 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 SUN AUG 01 19 10 19 50 20 19 20 10 04 38 05 06 05 47 16 41 20 23 01 01 8.3 8.3 100 1005 1515 >90 MON AUG 02 19 09 19 50 20 18 20 55 04 39 05 07 05 47 16 44 20 26 01 06 8.4 7.7 92 1059 1048 >90 TUE AUG 03 19 09 19 49 20 17 21 38 04 39 05 07 05 48 16 47 20 30 01 10 8.4 7.0 83 1152 0541 >90 WED AUG 04 19 08 19 48 20 17 22 20 04 40 05 08 05 48 16 51 20 34 01 15 8.4 6.3 75 1244 0013 >90 THU AUG 05 19 07 19 48 20 16 23 02 04 40 05 08 05 48 16 54 20 38 01 19 8.4 5.6 67 1337-0519 >90 FRI AUG 06 19 07 19 47 20 15 23 45 04 41 05 09 05 49 16 57 20 42 01 24 8.4 4.9 58 1430-1036 >90 SAT AUG 07 19 06 19 46 20 14 00 30 04 41 05 09 05 49 17 00 20 46 01 28 8.4 4.2 49 1525-1516 86 SUN AUG 08 19 06 19 46 20 14 01 19 04 42 05 09 05 50 17 03 20 50 01 33 8.5 3.4 39 1622-1912 77 MON AUG 09 19 05 19 45 20 13 14 28 02 11 04 42 05 10 05 50 17 06 20 54 01 37 8.5 2.5 29 1720-2202 67 TUE AUG 10 19 05 19 44 20 12 15 29 03 06 04 43 05 10 05 50 17 09 20 58 01 42 8.5 1.6 18 1820-2329 58 WED AUG 11 19 04 19 44 20 11 16 27 04 04 04 43 05 11 05 51 17 12 21 02 01 46 8.5 0.7 7 1920-2333 50 THU AUG 12 19 03 19 43 20 11 17 22 05 02 04 44 05 11 05 51 17 16 21 06 01 51 8.6 0.0 0 2018-2214 44 FRI AUG 13 19 03 19 42 20 10 18 12 06 00 04 44 05 12 05 51 17 19 21 10 01 55 8.6 0.0 0 2115-1944 40 SAT AUG 14 19 02 19 41 20 09 18 57 06 55 04 44 05 12 05 51 17 22 21 14 01 59 8.6 0.0 0 2208-1616 38 SUN AUG 15 19 01 19 41 20 08 19 39 04 45 05 12 05 52 17 25 21 18 02 03 8.6 0.0 0 2258-1208 40 MON AUG 16 19 01 19 40 20 07 20 17 04 45 05 13 05 52 17 28 21 22 02 07 8.6 0.2 1 2346-0734 45 TUE AUG 17 19 00 19 39 20 06 20 52 04 46 05 13 05 52 17 31 21 26 02 12 8.7 0.8 8 0031-0249 51 WED AUG 18 18 59 19 38 20 05 21 27 04 46 05 13 05 53 17 34 21 30 02 16 8.7 1.4 15 0116 0158 58 THU AUG 19 18 58 19 37 20 05 22 01 04 47 05 14 05 53 17 38 21 33 02 21 8.7 1.9 22 0200 0634 66 FRI AUG 20 18 58 19 37 20 04 22 36 04 47 05 14 05 53 17 41 21 37 02 25 8.7 2.5 29 0245 1053 74 SAT AUG 21 18 57 19 36 20 03 23 13 04 48 05 15 05 54 17 44 21 41 02 30 8.8 3.2 36 0331 1444 83 SUN AUG 22 18 56 19 35 20 02 23 52 04 48 05 15 05 54 17 47 21 45 02 34 8.8 3.8 43 0415 1737 >90 MON AUG 23 18 55 19 34 20 01 00 36 04 48 05 15 05 54 17 50 21 49 02 38 8.8 4.6 52 0510 2033 >90 TUE AUG 24 18 54 19 33 20 00 01 23 14 30 04 49 05 16 05 54 17 53 21 53 02 43 8.8 5.4 61 0602 2207 >90 WED AUG 25 18 54 19 32 19 59 02 16 15 24 04 49 05 16 05 55 17 55 21 57 02 47 8.8 6.3 71 0657 2236 >90 THU AUG 26 18 53 19 32 19 58 03 12 16 18 04 49 05 16 05 55 17 58 22 01 02 51 8.8 7.2 81 0753 2153 >90 FRI AUG 27 18 52 19 31 19 57 04 12 17 10 04 50 05 16 05 55 18 01 22 05 02 56 8.9 8.2 92 0850 1953 >90 SAT AUG 28 18 51 19 30 19 56 05 13 18 00 04 50 05 17 05 55 18 04 22 09 03 00 8.9 8.9 100 0946 1641 >90 SUN AUG 29 18 50 19 29 19 55 06 15 18 47 04 51 05 17 05 56 18 07 22 13 03 05 8.9 8.9 100 1041 1225 >90 MON AUG 30 18 50 19 28 19 54 19 32 04 51 05 17 05 56 18 10 22 17 03 09 9.0 9.0 100 1135 0722 >90 TUE AUG 31 18 49 19 27 19 53 20 16 04 51 05 18 05 56 18 13 22 21 03 13 9.0 8.6 95 1229 0149 >90 ONE LINE REFERS TO EVENING DATE NEW MOON Aug 01 00:38 UT AND FOLLOWING MORNING. FIRST QUARTER Aug 07 20:21 UT All dates and times are zone HST FULL MOON Aug 14 22:55 UT in upper table (except sid time). LAST QUARTER Aug 22 23:11 UT NEW MOON Aug 30 10:10 UT