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

 

                   PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 19430815

 

 

 

                           PARTIAL ECLIPSE

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

 

            Moon enters penumbra (PC1)         16.5826

            Moon enters umbra (1C)             17.5842

            Middle of Eclipse (MID)            19.2819          Magnitude  0.876

            Moon leaves umbra (4C)             20.5756

            Moon leaves penumbra (PC2)         21.5812

 

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

 

            Latitude at PC1 is                 13.87

            Latitude at 1C is                  25.35

            Latitude at 4C is                  39.58

            Latitude at PC2 is                 27.96

 

             VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 19430815

 

             FOR PC1     21.315683,    -15.041641,   

             FOR 1C      21.343103,    -14.552711,   

             FOR 2C      21.381987,    -14.420836,   

             FOR 4C      21.420817,    -14.283586,   

             FOR PC2     21.444140,    -14.192186,   

 

             FOR ECLIPSE OF 19430815

 

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

   16.5826,  -1.3177,  -0.8906,   0.7751,   0.2785, -20.0233,   1.3119,  0.00985

   17.5842,  -0.7358,  -0.7539,   0.7750,   0.2785, -20.1834,   1.3119,  0.00987

   19.2819,   0.1292,  -0.5503,   0.7748,   0.2784, -20.4169,   1.3119,  0.00987

   20.5756,   0.9939,  -0.3461,   0.7747,   0.2784, -20.6449,   1.3119,  0.00984

   21.5812,   1.5750,  -0.2085,   0.7745,   0.2783, -20.7951,   1.3119,  0.00987

 

             CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 19430815

 

                    VALUE OF OBLATENESS USED WAS  102

 

          ILEE TIME FOR PC1 IS 16.5838,   WHICH IS   12.24   seconds LATER

          ILEE TIME FOR 1C IS  17.5843,   WHICH IS    1.02   seconds LATER

          ILEE TIME FOR 4C IS  20.5741,   WHICH IS   15.11   seconds EARLIER

          ILEE TIME FOR PC2 IS 21.5805,   WHICH IS    7.41   seconds EARLIER

 

COMPUTED AT 21:14:29 ON 12-06-2007