LICK OBSERVATORY CALENDAR FOR 2003  -ASTRONOMICAL
                                 (computed for altitude 1283.0 m)
                                                                    ASTRONOMICAL(18 deg) TWILIGHT/DAWN    MOON
  DATE(PST)   SUN   TWILIGHT ENDS  MOON   MOON   DAWN BEGINS   SUN     SIDEREAL TIMES    NIGHT (18 deg)  RA DEC
    2003      SET                  RISE   SET                  RISE   TWI    MID   DAWN  LENGTH DARK___ 
                      12     18                   18     12            18            18     h    h    %  midnight
 SAT FEB 01  17 37  18 29  19 00         18 02  05 40  06 11  07 03  03 41  08 42  14 23  10.7 10.7 100 2150-1816
 SUN FEB 02  17 38  18 30  19 01         19 06  05 40  06 10  07 02  03 46  08 46  14 27  10.7 10.6  99 2240-1350
 MON FEB 03  17 39  18 31  19 02         20 07  05 39  06 10  07 01  03 51  08 50  14 30  10.6  9.5  89 2326-0854
 TUE FEB 04  17 40  18 32  19 02         21 06  05 38  06 09  07 00  03 55  08 54  14 33  10.6  8.5  80 0011-0343
 WED FEB 05  17 42  18 33  19 03         22 04  05 37  06 08  06 59  04 00  08 58  14 36  10.6  7.5  71 0054+0131
 THU FEB 06  17 43  18 34  19 04         23 01  05 37  06 07  06 58  04 05  09 02  14 39  10.5  6.6  62 0137+0638
 FRI FEB 07  17 44  18 35  19 05         23 59  05 36  06 06  06 57  04 10  09 05  14 42  10.5  5.6  53 0221+1131
 SAT FEB 08  17 45  18 36  19 06         00 57  05 35  06 05  06 56  04 15  09 09  14 45  10.5  4.6  44 0306+1558
 SUN FEB 09  17 46  18 37  19 07         01 57  05 34  06 04  06 55  04 20  09 13  14 48  10.4  3.6  34 0354+1951
 MON FEB 10  17 47  18 38  19 08         02 58  05 33  06 04  06 54  04 25  09 17  14 51  10.4  2.6  24 0444+2257
 TUE FEB 11  17 48  18 39  19 09         03 58  05 32  06 03  06 53  04 29  09 21  14 54  10.4  1.6  15 0538+2502
 WED FEB 12  17 49  18 40  19 10         04 56  05 31  06 02  06 52  04 34  09 25  14 57  10.4  0.6   5 0634+2554
 THU FEB 13  17 50  18 41  19 11         05 48  05 30  06 01  06 51  04 39  09 29  15 00  10.3  0.0   0 0733+2521
 FRI FEB 14  17 51  18 42  19 12         06 35  05 29  05 59  06 50  04 44  09 33  15 03  10.3  0.0   0 0831+2319
 SAT FEB 15  17 52  18 43  19 13  16 21  07 15  05 28  05 58  06 49  04 49  09 37  15 06  10.2  0.0   0 0929+1950
 SUN FEB 16  17 53  18 44  19 14  17 33  07 51  05 27  05 57  06 48  04 54  09 41  15 09  10.2  0.0   0 1026+1508
 MON FEB 17  17 54  18 45  19 15  18 46         05 26  05 56  06 46  04 59  09 45  15 12  10.2  0.0   0 1120+0930
 TUE FEB 18  17 55  18 46  19 16  19 58         05 25  05 55  06 45  05 04  09 49  15 15  10.2  0.7   6 1214+0318
 WED FEB 19  17 56  18 47  19 17  21 10         05 24  05 54  06 44  05 09  09 53  15 18  10.1  1.9  18 1306-0304
 THU FEB 20  17 57  18 48  19 18  22 21         05 23  05 53  06 43  05 14  09 57  15 21  10.1  3.1  30 1359-0916
 FRI FEB 21  17 58  18 49  19 19  23 33         05 21  05 52  06 42  05 19  10 01  15 23  10.0  4.2  42 1453-1454
 SAT FEB 22  17 59  18 49  19 20  00 44         05 20  05 50  06 40  05 24  10 05  15 26  10.0  5.4  53 1549-1939
 SUN FEB 23  18 00  18 50  19 21  01 54         05 19  05 49  06 39  05 29  10 09  15 28  10.0  6.5  65 1647-2312
 MON FEB 24  18 01  18 51  19 22  03 00         05 18  05 48  06 38  05 34  10 13  15 31   9.9  7.6  76 1746-2522
 TUE FEB 25  18 02  18 52  19 23  04 00         05 16  05 47  06 36  05 39  10 16  15 33   9.9  8.6  87 1846-2600
 WED FEB 26  18 03  18 53  19 24  04 52         05 15  05 45  06 35  05 44  10 20  15 36   9.9  9.5  96 1945-2507
 THU FEB 27  18 04  18 54  19 24  05 35         05 14  05 44  06 34  05 48  10 24  15 39   9.8  9.8 100 2041-2252
 FRI FEB 28  18 05  18 55  19 25  06 12         05 13  05 43  06 32  05 53  10 28  15 42   9.8  9.8 100 2134-1930

                ONE LINE REFERS TO EVENING DATE    NEW MOON       FEB 01   10:51  UT
                AND FOLLOWING MORNING.             FIRST QUARTER  FEB 09   11:13  UT
                All dates and times are zone PST   FULL MOON      FEB 16   23:53  UT
                in upper table (except sid time).  LAST QUARTER   FEB 23   16:49  UT