LICK OBSERVATORY CALENDAR FOR 2023 -ASTRONOMICAL (computed for altitude 1283.0 m) ASTRONOMICAL(18 deg) TWILIGHT/DAWN MOON(midnight) DATE(PST) SUN TWILIGHT ENDS MOON MOON DAWN BEGINS SUN SIDEREAL TIMES NIGHT (18 deg) Zenith 2023 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 OCT 01 17 58 18 47 19 18 19 08 04 35 05 06 05 55 19 54 00 37 05 12 9.3 0.0 0 0302 1850 37 MON OCT 02 17 56 18 46 19 16 19 43 04 36 05 07 05 56 19 56 00 41 05 17 9.3 0.5 4 0358 2314 44 TUE OCT 03 17 55 18 44 19 15 20 24 04 37 05 08 05 57 19 59 00 44 05 22 9.4 1.1 12 0455 2613 53 WED OCT 04 17 53 18 43 19 13 21 11 04 38 05 08 05 58 20 01 00 48 05 27 9.4 2.0 20 0552 2740 63 THU OCT 05 17 52 18 41 19 12 22 05 04 39 05 09 05 59 20 04 00 52 05 32 9.4 2.9 30 0649 2737 73 FRI OCT 06 17 50 18 40 19 10 23 03 04 40 05 10 06 00 20 05 00 56 05 37 9.5 3.9 40 0743 2608 83 SAT OCT 07 17 49 18 39 19 09 00 04 04 41 05 11 06 01 20 08 01 00 05 42 9.5 4.9 51 0835 2336 >90 SUN OCT 08 17 48 18 37 19 07 01 05 04 42 05 12 06 02 20 10 01 04 05 47 9.6 6.0 62 0923 2000 >90 MON OCT 09 17 46 18 36 19 06 02 05 04 42 05 13 06 02 20 13 01 08 05 51 9.6 7.0 72 1009 1537 >90 TUE OCT 10 17 45 18 34 19 04 03 05 16 13 04 43 05 14 06 03 20 15 01 12 05 56 9.6 8.0 83 1053 1040 >90 WED OCT 11 17 43 18 33 19 03 04 03 16 36 04 44 05 15 06 04 20 18 01 16 06 01 9.7 9.0 92 1136 0517 >90 THU OCT 12 17 42 18 31 19 02 05 02 16 57 04 45 05 15 06 05 20 21 01 20 06 06 9.7 9.7 100 1218-0021 >90 FRI OCT 13 17 40 18 30 19 00 06 01 17 19 04 46 05 16 06 06 20 23 01 24 06 11 9.8 9.8 100 1301-0603 >90 SAT OCT 14 17 39 18 29 18 59 07 03 17 42 04 47 05 17 06 07 20 26 01 28 06 16 9.8 9.8 100 1345-1137 >90 SUN OCT 15 17 38 18 27 18 58 08 07 18 08 04 48 05 18 06 08 20 29 01 32 06 21 9.8 9.8 100 1431-1651 >90 MON OCT 16 17 36 18 26 18 56 18 37 04 49 05 19 06 09 20 31 01 36 06 25 9.9 9.9 100 1521-2128 >90 TUE OCT 17 17 35 18 25 18 55 19 13 04 50 05 20 06 10 20 34 01 40 06 30 9.9 9.6 96 1615-2511 >90 WED OCT 18 17 34 18 23 18 54 19 57 04 51 05 21 06 11 20 37 01 44 06 35 10.0 8.9 89 1712-2741 >90 THU OCT 19 17 32 18 22 18 52 20 50 04 51 05 22 06 12 20 39 01 48 06 39 10.0 8.0 80 1812-2840 >90 FRI OCT 20 17 31 18 21 18 51 21 53 04 52 05 23 06 13 20 42 01 51 06 44 10.0 7.0 69 1914-2759 >90 SAT OCT 21 17 30 18 20 18 50 23 03 04 53 05 23 06 14 20 45 01 55 06 49 10.0 5.8 58 2015-2535 >90 SUN OCT 22 17 28 18 18 18 49 00 17 04 54 05 24 06 15 20 48 01 59 06 54 10.1 4.6 45 2116-2119 89 MON OCT 23 17 27 18 17 18 47 01 31 04 55 05 25 06 15 20 49 02 03 06 59 10.1 3.4 33 2211-1616 77 TUE OCT 24 17 26 18 16 18 46 02 44 04 56 05 26 06 16 20 52 02 07 07 04 10.2 2.2 21 2305-1006 64 WED OCT 25 17 25 18 15 18 45 03 57 04 57 05 27 06 17 20 55 02 11 07 09 10.2 1.0 9 2358-0316 51 THU OCT 26 17 23 18 14 18 44 16 08 05 09 04 58 05 28 06 18 20 58 02 15 07 14 10.2 0.0 0 0050 0344 39 FRI OCT 27 17 22 18 13 18 43 16 35 06 22 04 59 05 29 06 19 21 01 02 19 07 19 10.3 0.0 0 0142 1028 28 SAT OCT 28 17 21 18 12 18 42 17 04 07 35 04 59 05 30 06 20 21 04 02 23 07 23 10.3 0.0 0 0236 1633 21 SUN OCT 29 17 20 18 10 18 41 17 37 08 48 05 00 05 31 06 21 21 07 02 27 07 28 10.3 0.0 0 0332 2136 21 MON OCT 30 17 19 18 09 18 40 18 15 05 01 05 32 06 22 21 10 02 31 07 33 10.4 0.0 0 0431 2518 28 TUE OCT 31 17 18 18 08 18 39 19 00 05 02 05 33 06 23 21 13 02 35 07 38 10.4 0.4 3 0530 2726 38 ONE LINE REFERS TO EVENING DATE LAST QUARTER Oct 06 13:48 UT AND FOLLOWING MORNING. NEW MOON Oct 14 17:55 UT All dates and times are zone PST FIRST QUARTER Oct 22 03:28 UT in upper table (except sid time). FULL MOON Oct 28 20:25 UT