LICK OBSERVATORY CALENDAR FOR 2007  -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
    2007      SET                  RISE   SET                  RISE   TWI    MID   DAWN  LENGTH DARK___ 
                      12     18                   18     12            18            18     h    h    %  midnight
 THU FEB 01  17 37  18 29  19 00  17 02  07 46  05 40  06 11  07 03  03 41  08 42  14 23  10.7  0.0   0 0909+1914
 FRI FEB 02  17 38  18 30  19 01  18 06         05 40  06 10  07 02  03 46  08 46  14 27  10.7  0.0   0 0957+1417
 SAT FEB 03  17 39  18 31  19 02  19 08         05 39  06 10  07 01  03 51  08 50  14 30  10.6  0.1   0 1042+0852
 SUN FEB 04  17 40  18 32  19 02  20 07         05 38  06 09  07 00  03 55  08 54  14 33  10.6  1.1  10 1125+0312
 MON FEB 05  17 42  18 33  19 03  21 05         05 37  06 08  06 59  04 00  08 58  14 36  10.6  2.0  19 1208-0229
 TUE FEB 06  17 43  18 34  19 04  22 03         05 37  06 07  06 58  04 05  09 02  14 40  10.5  3.0  28 1250-0804
 WED FEB 07  17 44  18 35  19 05  23 01         05 36  06 06  06 57  04 10  09 06  14 43  10.5  3.9  37 1333-1321
 THU FEB 08  17 45  18 36  19 06  00 00         05 35  06 05  06 56  04 15  09 10  14 45  10.5  4.9  46 1418-1811
 FRI FEB 09  17 46  18 37  19 07  01 02         05 34  06 04  06 55  04 20  09 14  14 48  10.4  5.9  56 1506-2221
 SAT FEB 10  17 47  18 38  19 08  02 04         05 33  06 04  06 54  04 25  09 17  14 51  10.4  6.9  66 1557-2539
 SUN FEB 11  17 48  18 39  19 09  03 07         05 32  06 03  06 53  04 30  09 21  14 54  10.4  8.0  76 1652-2749
 MON FEB 12  17 49  18 40  19 10  04 06         05 31  06 02  06 52  04 35  09 25  14 57  10.4  8.9  86 1750-2834
 TUE FEB 13  17 50  18 41  19 11  04 59         05 30  06 01  06 51  04 39  09 29  15 00  10.3  9.8  94 1850-2742
 WED FEB 14  17 51  18 42  19 12  05 45         05 29  05 59  06 50  04 44  09 33  15 03  10.3 10.3 100 1950-2509
 THU FEB 15  17 52  18 43  19 13  06 24         05 28  05 58  06 49  04 49  09 37  15 06  10.2 10.2 100 2049-2101
 FRI FEB 16  17 53  18 44  19 14  06 58  17 02  05 27  05 57  06 48  04 54  09 41  15 09  10.2 10.2 100 2146-1533
 SAT FEB 17  17 54  18 45  19 15  07 27  18 17  05 26  05 56  06 46  04 59  09 45  15 12  10.2 10.2 100 2240-0907
 SUN FEB 18  17 55  18 46  19 16  07 55  19 31  05 25  05 55  06 45  05 04  09 49  15 15  10.2  9.9  97 2333-0208
 MON FEB 19  17 56  18 47  19 17         20 45  05 24  05 54  06 44  05 09  09 53  15 18  10.1  8.7  85 0026+0457
 TUE FEB 20  17 57  18 48  19 18         21 59  05 23  05 53  06 43  05 14  09 57  15 21  10.1  7.4  73 0119+1144
 WED FEB 21  17 58  18 49  19 19         23 14  05 21  05 52  06 42  05 19  10 01  15 23  10.0  6.1  60 0213+1747
 THU FEB 22  17 59  18 49  19 20         00 29  05 20  05 50  06 40  05 24  10 05  15 26  10.0  4.9  48 0310+2244
 FRI FEB 23  18 00  18 50  19 21         01 42  05 19  05 49  06 39  05 29  10 09  15 29  10.0  3.6  36 0409+2618
 SAT FEB 24  18 01  18 51  19 22         02 49  05 18  05 48  06 38  05 34  10 13  15 32   9.9  2.5  25 0510+2814
 SUN FEB 25  18 02  18 52  19 23         03 48  05 16  05 47  06 36  05 39  10 17  15 33   9.9  1.5  14 0610+2829
 MON FEB 26  18 03  18 53  19 24         04 37  05 15  05 45  06 35  05 44  10 21  15 36   9.9  0.6   6 0708+2708
 TUE FEB 27  18 04  18 54  19 24         05 16  05 14  05 44  06 34  05 48  10 24  15 39   9.8  0.0   0 0804+2423
 WED FEB 28  18 05  18 55  19 25         05 49  05 13  05 43  06 32  05 53  10 28  15 42   9.8  0.0   0 0856+2030

                ONE LINE REFERS TO EVENING DATE    FULL MOON      FEB 02   05:48  UT
                AND FOLLOWING MORNING.             LAST QUARTER   FEB 10   09:54  UT
                All dates and times are zone PST   NEW MOON       FEB 17   16:15  UT
                in upper table (except sid time).  FIRST QUARTER  FEB 24   07:59  UT