| Planet |
Ellipticity |
Period |
1/Period |
| Jupiter |
0.0649 |
9.841 |
0.101616 |
| Saturn |
0.098 |
10.233 |
0.097723 |
| Uranus |
0.0229 |
17.9 |
0.055866 |
| Neptune |
0.017 |
19.2 |
0.052083 |
In the graph above, the data points from left to right are for Neptune, Uranus, Saturn, and Jupiter. Notice that the first three data points are almost in a straight line. Leaving Jupiter out, regression analysis on the remaining points gives the following results:
For these three planets: Ellipticity = -0.076257996 + (1.78280946)(1/Period)