KECK OBSERVATORY CALENDAR FOR 2006 -NAUTICAL (computed for altitude 4145.0 m) NAUTICAL(12 deg) TWILIGHT/DAWN MOON DATE(HST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (12 deg) RA DEC 2006 SET RISE SET RISE TWI MID DAWN LENGTH DARK___ 12 18 18 12 12 12 h h % midnight THU JUN 01 19 08 19 50 20 20 00 06 04 19 04 49 05 31 12 10 16 21 21 11 9.0 4.7 52 0956+1540 FRI JUN 02 19 08 19 50 20 20 00 39 04 19 04 49 05 31 12 14 16 25 21 15 9.0 4.2 46 1040+1033 SAT JUN 03 19 09 19 51 20 21 01 11 04 19 04 49 05 31 12 19 16 29 21 19 9.0 3.6 40 1123+0505 SUN JUN 04 19 09 19 51 20 21 01 41 04 19 04 49 05 31 12 23 16 33 21 23 9.0 3.1 34 1205-0033 MON JUN 05 19 09 19 52 20 22 02 12 04 19 04 49 05 31 12 28 16 37 21 27 8.9 2.6 29 1247-0614 TUE JUN 06 19 10 19 52 20 22 02 45 04 19 04 49 05 31 12 32 16 41 21 31 8.9 2.1 23 1331-1147 WED JUN 07 19 10 19 53 20 23 03 20 04 19 04 49 05 31 12 37 16 45 21 35 8.9 1.5 16 1418-1700 THU JUN 08 19 11 19 53 20 23 16 21 04 01 04 19 04 49 05 31 12 41 16 49 21 38 8.9 0.8 8 1508-2137 FRI JUN 09 19 11 19 53 20 23 17 19 04 48 04 19 04 49 05 31 12 45 16 53 21 42 8.9 0.0 0 1603-2517 SAT JUN 10 19 11 19 54 20 24 18 20 05 42 04 19 04 49 05 31 12 50 16 57 21 46 8.9 0.0 0 1702-2740 SUN JUN 11 19 12 19 54 20 24 19 22 06 41 04 19 04 49 05 31 12 54 17 00 21 50 8.9 0.0 0 1804-2826 MON JUN 12 19 12 19 55 20 25 20 22 07 45 04 19 04 49 05 31 12 59 17 04 21 54 8.9 0.5 5 1907-2725 TUE JUN 13 19 12 19 55 20 25 21 18 04 19 04 49 05 31 13 03 17 08 21 58 8.9 1.4 15 2008-2438 WED JUN 14 19 13 19 55 20 25 22 09 04 19 04 49 05 31 13 07 17 12 22 02 8.9 2.2 25 2107-2020 THU JUN 15 19 13 19 56 20 26 22 54 04 19 04 49 05 32 13 12 17 16 22 06 8.9 3.0 33 2202-1452 FRI JUN 16 19 13 19 56 20 26 23 35 04 19 04 49 05 32 13 16 17 20 22 10 8.9 3.7 41 2255-0837 SAT JUN 17 19 13 19 56 20 26 00 13 04 19 04 49 05 32 13 19 17 24 22 14 8.9 4.3 48 2345-0157 SUN JUN 18 19 14 19 56 20 27 00 50 04 19 04 49 05 32 13 23 17 28 22 18 8.9 4.9 55 0035+0445 MON JUN 19 19 14 19 57 20 27 01 27 04 19 04 50 05 32 13 28 17 32 22 23 8.9 5.5 61 0125+1111 TUE JUN 20 19 14 19 57 20 27 02 07 04 20 04 50 05 32 13 32 17 36 22 27 8.9 6.2 69 0217+1701 WED JUN 21 19 14 19 57 20 27 02 50 04 20 04 50 05 33 13 36 17 40 22 31 8.9 6.9 77 0312+2156 THU JUN 22 19 15 19 57 20 28 03 38 16 53 04 20 04 50 05 33 13 40 17 44 22 35 8.9 7.7 86 0409+2538 FRI JUN 23 19 15 19 58 20 28 04 31 17 56 04 20 04 50 05 33 13 45 17 48 22 39 8.9 8.5 96 0508+2750 SAT JUN 24 19 15 19 58 20 28 05 28 18 56 04 21 04 51 05 33 13 49 17 52 22 44 8.9 8.9 100 0607+2825 SUN JUN 25 19 15 19 58 20 28 06 27 19 52 04 21 04 51 05 34 13 53 17 56 22 47 8.9 8.9 100 0706+2726 MON JUN 26 19 15 19 58 20 28 07 25 20 42 04 21 04 51 05 34 13 57 18 00 22 51 8.9 8.1 91 0801+2502 TUE JUN 27 19 16 19 58 20 28 21 25 04 21 04 52 05 34 14 01 18 04 22 56 8.9 7.5 83 0852+2129 WED JUN 28 19 16 19 58 20 28 22 04 04 22 04 52 05 34 14 05 18 08 23 00 8.9 6.8 76 0941+1705 THU JUN 29 19 16 19 58 20 28 22 38 04 22 04 52 05 35 14 09 18 11 23 04 8.9 6.2 70 1026+1204 FRI JUN 30 19 16 19 58 20 29 23 10 04 22 04 53 05 35 14 13 18 15 23 09 8.9 5.7 64 1109+0641 ONE LINE REFERS TO EVENING DATE FIRST QUARTER JUN 03 23:08 UT AND FOLLOWING MORNING. FULL MOON JUN 11 18:06 UT All dates and times are zone HST LAST QUARTER JUN 18 14:11 UT in upper table (except sid time). NEW MOON JUN 25 16:06 UT