系数

CGCS2000椭球

火星椭球

系数差值

j0

0.998324

0.997057

0.001267

j2

0.000836328

0.00146672

0.000630

j4

7.59578 × 107

2.34052 × 106

1.580941 × 106

j6

1.19564 × 109

6.47474 × 109

5.2791 × 109

j8

2.42505 × 1012

2.30816 × 1011

2.06566 × 1011

j10

5.65449 × 1015

9.40098 × 1014

8.83553 × 1014