Partial Lunar Eclipse of 2005 October 17

     The beginning of the eclipse visible in  the eastern half of  Asia, North
 America except the Atlantic coast, Australia, New Zealand,  Indonesia, the Ar-
 ctic Ocean, the Pacific Ocean except the extreme south-eastern part.
     The end of the eclipse visible in Asia except the south-west, the western
 half of North America, Australia,  New Zealand,  Indonesia,  the Arctic Ocean,
 the Pacific Ocean except the south-east, the eastern Indian Ocean.


                   Universal time of geocentric opposition
                                                        h  m  s
                in right ascension  2005, October 17, 12 57 18.5

                                                  Sun              Moon
                                               h  m  s          h  m  s
  Right ascension  . . . . . . . . . . . . . 13 29 50.099      1 29 50.099
                                                     s                s
     Hourly motion . . . . . . . . . . . . .       +9.352         +128.883
                                               o  '  "          o  '  "
  Declination. . . . . . . . . . . . . . . . -9 24 18.26     +10 29 24.45
                                                     "                "
     Hourly motion . . . . . . . . . . . . .      -54.70          +958.18
                                                     "             '  "
  Equatorial horizontal parallax . . . . . .        8.83         59 07.38
                                                  '  "             '  "
  Apparent semidiameter  . . . . . . . . . .    16 03.08         16 06.64


                         Circumstances of the Eclipse
                                                             Position Angles
                                                           of the Moon's axis
                                                         h  m        o
     Moon enters penumbra . . . . . . .   October 17,   9 51.3    339.67
     Moon enters umbra  . . . . . . . .                11 34.1    339.81
     Greatest eclipse . . . . . . . . .                12 03.3    339.85
     Moon leaves umbra  . . . . . . . .                12 31.8    339.89
     Moon leaves penumbra . . . . . . .                14 15.0    340.03

        --------------------------------------------
         Contacts|  Position |The Moon being in the Zenith in
         of Umbra|   Angles  |-------------------------------
        with Limb|  from the |              |
         of Moon |North Point|   Latitude   |  Longitude
        ---------|-----------|--------------|----------------
                 |     o  '  |      o  '    |      o  '
        First    |  137 11.1 |   +10 11.2   |   177 52.6 W
        Last     |  167 58.4 |   +10 26.7   |   168 09.5 E

              Magnitude of the eclipse          0.066
                                                 "
              Angular radius of the penumbra 4610.73
                                                 "
              Angular radius of the umbra    2646.32

-------------------------------------------------------------------------------
     |     |      |      |Magnitudes of!     |     |      |      |Magnitudes of
  T  |  s  |   d  |   P  |-------------!  T  |  s  |   d  |   P  |-------------
     |     |      |      |umbral| penum.     |     |      |      |umbral| penum.
     |     |      |      eclipse|eclipse     |     |      |      eclipse|eclipse
-----|-----|------|------|------|------!-----|-----|------|------|------|------
  h m|    "|      |    o |      |      !  h m|    "|      |    o |      |
 9 50| 5614| 2.119| 100.8|   -  |   -  !12 10| 3483| 1.316| 156.4| 0.062| 1.078
     |     |      |      |      |      !   20| 3519| 1.330| 161.8| 0.043| 1.059
10 00| 5358| 2.022| 103.0|   -  | 0.115!   30| 3586| 1.355| 167.0| 0.008| 1.024
   10| 5111| 1.929| 105.5|   -  | 0.243!   40| 3681| 1.391| 172.0|   -  | 0.974
   20| 4873| 1.840| 108.1|   -  | 0.365!   50| 3803| 1.438| 176.8|   -  | 0.911
   30| 4647| 1.755| 111.0|   -  | 0.481!     |     |      |      |      |
   40| 4435| 1.675| 114.3|   -  | 0.591!13 00| 3948| 1.493| 181.2|   -  | 0.836
   50| 4237| 1.600| 117.8|   -  | 0.693!   10| 4115| 1.556| 185.2|   -  | 0.750
     |     |      |      |      |      !   20| 4300| 1.626| 189.0|   -  | 0.654
11 00| 4057| 1.532| 121.6|   -  | 0.785!   30| 4502| 1.703| 192.4|   -  | 0.549
   10| 3897| 1.472| 125.8|   -  | 0.867!   40| 4719| 1.785| 195.5|   -  | 0.437
   20| 3759| 1.420| 130.3|   -  | 0.938!   50| 4948| 1.872| 198.3|   -  | 0.319
   30| 3646| 1.377| 135.1|   -  | 0.996!     |     |      |      |      |
   40| 3560| 1.345| 140.2| 0.024| 1.040!14 00| 5188| 1.962| 200.9|   -  | 0.195
   50| 3504| 1.324| 145.5| 0.053| 1.068!   10| 5437| 2.057| 203.2|   -  | 0.066
     |     |      |      |      |      !   20| 5695| 2.154| 205.4|   -  |   -
12 00| 3478| 1.314| 151.0| 0.066| 1.081!     |     |      |      |      |

                                      s
   T - universal time ( TDT - UT1 = 66.0 );
   s - the angular distance between the centers of the Moon and the shadow;
   d - the linear distance between the Moon's center and that of the shadow
       in terms of the shadow's radius;
   P - the position angle of the Moon's disk semi-diameter directed towards
       the shadow's center.