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

 

                   PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 18440531

 

 

 

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

 

            Moon enters penumbra (PC1)         20.1308

            Moon enters umbra (1C)             21.0859

            Total Eclipse begins (2C)          22.1132

            Middle of Eclipse (MID)            22.5034          Magnitude  1.332

            Total Eclipse ends (3C)            23.2935

            Moon leaves umbra (4C)              0.3209

            Moon leaves penumbra (PC2)          1.2800

 

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

 

            Latitude at PC1 is                 18.43

            Latitude at 1C is                  24.09

            Latitude at 2C is                 -45.51

            Latitude at 3C is                 -32.76

            Latitude at 4C is                  10.50

            Latitude at PC2 is                  4.57

 

             VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 18440531

 

             FOR PC1     16.281927,    -22.151722,   

             FOR 1C      16.305188,    -22.172765,   

             FOR 2C      16.334289,    -22.194314,   

             FOR MID     16.352958,    -22.210195,   

             FOR 3C      16.371628,    -22.221638,   

             FOR 4C      16.400737,    -22.240656,   

             FOR PC2     16.424010,    -22.253537,   

 

             FOR ECLIPSE OF 18440531

 

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

 

   20.1308,  -1.5702,  -0.2389,   0.7742,   0.2781,   9.9778,   1.3099,  0.00988

   21.0859,  -1.0183,  -0.2647,   0.7741,   0.2781,   9.7381,   1.3099,  0.00988

   22.1132,  -0.4000,  -0.2933,   0.7740,   0.2781,   9.4687,   1.3099,  0.00987

   22.5034,  -0.0144,  -0.3109,   0.7739,   0.2780,   9.3001,   1.3099,  0.00987

   23.2935,   0.3711,  -0.3283,   0.7738,   0.2780,   9.1312,   1.3099,  0.00987

    0.3209,   0.9890,  -0.3560,   0.7736,   0.2780,   8.8597,   1.3099,  0.00987

    1.2800,   1.5403,  -0.3803,   0.7735,   0.2779,   8.6165,   1.3099,  0.00982

 

             CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 18440531

 

                    VALUE OF OBLATENESS USED WAS  102

 

          ILEE TIME FOR PC1 IS 20.1314,   WHICH IS    5.97   seconds LATER

          ILEE TIME FOR 1C IS  21.0908,   WHICH IS    9.14   seconds LATER

          ILEE TIME FOR 2C IS  22.1140,   WHICH IS    7.40   seconds LATER

          ILEE TIME FOR 3C IS  23.2932,   WHICH IS    3.36   seconds LATER

          ILEE TIME FOR 4C IS   0.3158,   WHICH IS   10.86   seconds EARLIER

          ILEE TIME FOR PC2 IS  1.2751,   WHICH IS    8.87   seconds EARLIER

 

COMPUTED AT 14:37:38 ON 01-08-2007