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

 

                   PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 18561013

 

 

 

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

 

            Moon enters penumbra (PC1)         20.2130

            Moon enters umbra (1C)             21.2053

            Total Eclipse begins (2C)          22.5058

            Middle of Eclipse (MID)            22.5423          Magnitude  1.002

            Total Eclipse ends (3C)            22.5748

            Moon leaves umbra (4C)              0.2753

            Moon leaves penumbra (PC2)          1.2716

 

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

 

            Latitude at PC1 is                -10.52

            Latitude at 1C is                 -20.39

            Latitude at 2C is                  78.40

            Latitude at 3C is                 -86.09

            Latitude at 4C is                 -35.58

            Latitude at PC2 is                -25.56

 

             VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 18561013

 

             FOR PC1      1.100365,      7.483466,   

             FOR 1C       1.121921,      8.060562,   

             FOR 2C       1.154519,      8.323422,   

             FOR MID      1.155303,      8.333444,   

             FOR 3C       1.160086,      8.343465,   

             FOR 4C       1.192733,      9.005568,   

             FOR PC2      1.214371,      9.181397,   

 

             FOR ECLIPSE OF 18561013

 

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

 

   20.2130,  -1.5743,  -0.2714,   0.7729,   0.2790, -20.3675,   1.3184,  0.00992

   21.2053,  -1.0520,   0.0035,   0.7729,   0.2790, -20.2698,   1.3184,  0.00993

   22.5058,  -0.2595,   0.4201,   0.7728,   0.2790, -20.1184,   1.3184,  0.00964

   22.5423,  -0.2294,   0.4359,   0.7728,   0.2790, -20.1126,   1.3184,  0.00964

   22.5748,  -0.1993,   0.4518,   0.7728,   0.2790, -20.1067,   1.3184,  0.00993

    0.2753,   0.5932,   0.8680,   0.7727,   0.2790, -19.9511,   1.3184,  0.00992

    1.2716,   1.1157,   1.1421,   0.7727,   0.2790, -19.8464,   1.3184,  0.00985

 

             CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 18561013

 

                    VALUE OF OBLATENESS USED WAS  102

 

          ILEE TIME FOR PC1 IS 20.2146,   WHICH IS   16.49   seconds LATER

          ILEE TIME FOR 1C IS  21.2053,   WHICH IS    0.34   seconds LATER

          ILEE TIME FOR 2C IS  22.5138,   WHICH IS   40.36   seconds LATER

          ILEE TIME FOR 3C IS  22.5645,   WHICH IS   63.49   seconds LATER

          ILEE TIME FOR 4C IS   0.2722,   WHICH IS   30.89   seconds EARLIER

          ILEE TIME FOR PC2 IS  1.2714,   WHICH IS    1.74   seconds EARLIER

 

COMPUTED AT 15:04:00 ON 01-08-2007