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

 

                   PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 18670914

 

 

 

                           PARTIAL ECLIPSE

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

 

            Moon enters penumbra (PC1)         21.4144

            Moon enters umbra (1C)             22.5659

            Middle of Eclipse (MID)             0.2622          Magnitude  0.701

            Moon leaves umbra (4C)              1.5546

            Moon leaves penumbra (PC2)          3.1100

 

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

 

            Latitude at PC1 is                 15.76

            Latitude at 1C is                  30.82

            Latitude at 4C is                  45.79

            Latitude at PC2 is                 30.69

 

             VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 18670914

 

             FOR PC1     23.205528,     -4.415241,   

             FOR 1C      23.232977,     -4.292815,   

             FOR 2C      23.263340,     -4.144035,   

             FOR 4C      23.293713,     -3.594878,   

             FOR PC2     23.321187,     -3.471547,   

 

             FOR ECLIPSE OF 18670914

 

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

 

   -2.1816,  -1.1257,  -0.9693,   0.6883,   0.2558, -24.9211,   1.2301,  0.00828

   -1.0301,  -0.5311,  -0.7820,   0.6888,   0.2559, -24.9658,   1.2301,  0.00829

    0.2622,   0.1762,  -0.5591,   0.6893,   0.2561, -25.0135,   1.2301,  0.00830

    1.5546,   0.8843,  -0.3357,   0.6899,   0.2562, -25.0555,   1.2301,  0.00831

    3.1100,   1.4809,  -0.1473,   0.6904,   0.2563, -25.0863,   1.2301,  0.00831

 

             CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 18670914

 

                    VALUE OF OBLATENESS USED WAS  102

 

          ILEE TIME FOR PC1 IS 21.4151,   WHICH IS    6.84   seconds LATER

          ILEE TIME FOR 1C IS  22.5720,   WHICH IS   21.51   seconds LATER

          ILEE TIME FOR 4C IS   1.5527,   WHICH IS   18.71   seconds EARLIER

          ILEE TIME FOR PC2 IS  3.1053,   WHICH IS    6.84   seconds EARLIER

 

COMPUTED AT 15:01:46 ON 01-08-2007