LUNAR ECLIPSE CIRCUMSTANCES - by BYRON W. SOULSBY,  THEODORE, ACT.

 

PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 18600801

 

 

 

                           PARTIAL ECLIPSE

            PRIME CONTACT                      TIME (H.MS)      in U.T.

 

            Moon enters penumbra (PC1)         14.4159

            Moon enters umbra (1C)             16.0919

            Middle of Eclipse (MID)            17.2346          Magnitude  0.423

            Moon leaves umbra (4C)             18.3813

            Moon leaves penumbra (PC2)         20.0532

 

            LUNAR LATITUDES AT PRIME CONTACTS   in D.DD, - S, + N

 

            Latitude at PC1 is                -21.42

            Latitude at 1C is                 -42.85

            Latitude at 4C is                 -57.70

            Latitude at PC2 is                -36.52

 

             VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 18600801

 

             FOR PC1     20.414036,    -17.413942,   

             FOR 1C      20.443549,    -17.260172,   

             FOR 2C      20.470429,    -17.123378,   

             FOR 4C      20.493264,    -16.585797,   

             FOR PC2     20.522607,    -16.425099,   

 

             FOR ECLIPSE OF 18600801

 

             TIME(H.MS), X, Y, F2, SC, C, F1(D.DD) AND LUNAR MOTION(D.DD/MINUTE)

 

   14.4159,  -1.4385,   0.1931,   0.6660,   0.2492, -13.5691,   1.2011,  0.00783

   16.0919,  -0.8006,   0.4421,   0.6656,   0.2491, -13.8030,   1.2011,  0.00783

   17.2346,  -0.2572,   0.6550,   0.6653,   0.2490, -13.9995,   1.2011,  0.00782

   18.3813,   0.2857,   0.8683,   0.6650,   0.2489, -14.1934,   1.2011,  0.00782

   20.0532,   0.9219,   1.1192,   0.6647,   0.2488, -14.4173,   1.2011,  0.00784

 

             CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 18600801

 

                    VALUE OF OBLATENESS USED WAS  102

 

          ILEE TIME FOR PC1 IS 14.4210,   WHICH IS   10.67   seconds LATER

          ILEE TIME FOR 1C IS  16.0941,   WHICH IS   21.41   seconds LATER

          ILEE TIME FOR 4C IS  18.3709,   WHICH IS   63.56   seconds EARLIER

          ILEE TIME FOR PC2 IS 20.0520,   WHICH IS   12.26   seconds EARLIER

 

COMPUTED AT 15:02:51 ON 01-08-2007