TOTAL LUNAR ECLIPSE 1997 SEP 16

         by BYRON W. SOULSBY,  CALWELL, ACT.

This page has been produced in a different form to those already published. One reason for this is that there are no images for this eclipse available from Fred Espenak

LUNAR ECLIPSE CIRCUMSTANCES 

 

                   PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 19970916

 

 

 

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

 

            Moon enters penumbra (PC1)         16.1104

            Moon enters umbra (1C)             17.0804

            Total Eclipse begins (2C)          18.1520

            Middle of Eclipse (MID)            18.4641          Magnitude  1.198

            Total Eclipse ends (3C)            19.1801

            Moon leaves umbra (4C)             20.2518

            Moon leaves penumbra (PC2)         21.2218

 

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

 

            Latitude at PC1 is                  6.74

            Latitude at 1C is                  14.19

            Latitude at 2C is                 -43.75

            Latitude at 3C is                 -58.38

            Latitude at 4C is                  28.74

            Latitude at PC2 is                 21.27

 

             VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 19970916

 

             FOR PC1     23.315303,     -3.171899,   

             FOR 1C      23.341142,     -3.060665,   

             FOR 2C      23.365468,     -2.525179,   

             FOR MID     23.381073,     -2.464090,   

             FOR 3C      23.392676,     -2.402972,   

             FOR 4C      23.420987,     -2.271224,   

             FOR PC2     23.442803,     -2.155558,   

 

             FOR ECLIPSE OF 19970916

 

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

 

   16.1104,  -1.3575,  -0.8370,   0.7748,   0.2790, -24.8944,   1.3158,  0.00977

   17.0804,  -0.8175,  -0.6651,   0.7748,   0.2790, -24.9186,   1.3158,  0.00979

   18.1520,  -0.1801,  -0.4621,   0.7748,   0.2789, -24.9431,   1.3158,  0.00963

   18.4641,   0.1168,  -0.3675,   0.7748,   0.2789, -24.9530,   1.3158,  0.00963

   19.1801,   0.4138,  -0.2728,   0.7748,   0.2789, -24.9620,   1.3158,  0.00979

   20.2518,   1.0510,  -0.0697,   0.7747,   0.2789, -24.9780,   1.3158,  0.00976

   21.2218,   1.5908,   0.1025,   0.7747,   0.2789, -24.9882,   1.3158,  0.00989

 

             CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 19970916

 

                    VALUE OF OBLATENESS USED WAS  102

 

          ILEE TIME FOR PC1 IS 16.1120,   WHICH IS   15.97   seconds LATER

          ILEE TIME FOR 1C IS  17.0812,   WHICH IS    8.68   seconds LATER

          ILEE TIME FOR 2C IS  18.1607,   WHICH IS   47.14   seconds LATER

          ILEE TIME FOR 3C IS  19.1747,   WHICH IS   14.66   seconds LATER

          ILEE TIME FOR 4C IS  20.2513,   WHICH IS    4.44   seconds EARLIER

          ILEE TIME FOR PC2 IS 21.2213,   WHICH IS    4.27   seconds EARLIER

 

COMPUTED AT 12:13:47 ON 11-29-2007

For a list of crater timings made see here.