Solar System by polar radius

Solar System objects sorted by decreasing polar radius (r_p).

0. Star Sol [6.957E8 m = (1 − 0.00005)(6.957E8 m)]
1. Planet Jupiter [6.6854E7 m]
2. Planet Saturn [5.4364E7 m]
3. Planet Uranus [2.4968E7 m = 3r − 2(2.5559E7 m)]
4. Planet Neptune [2.4338E7 m = 3r − 2(2.4764E7 m)]
5. Planet Terra [6.356752E6 m]
6. Planet Venus [6.0518E6 m]
7. Planet Mars [3.3762E6 m]
8. Jovian Satellite Ganymede [2.6341E6 m]
9. Saturnian Satellite Titan [2.57473E6 m]
10. Planet Mercury [2.4382E6 m = 3(0.0009 − 1)r/(0.0009 − 3)]
11. Jovian Satellite Callisto [2.4103E6 m]
12. Jovian Satellite Io [1.8153E6 m = ½(3.6306E6 m)]
13. Terran Satellite Luna [1.7360E6 m]
14. Jovian Satellite Europa [1.5608E6 m]
15. Neptunian Satellite Triton [1.3534E6 m]
16. Minor Planet Pluto [1.1883E6 m]
17. Minor Planet Eris [1.163E6 m]
18. Uranian Satellite Titania [7.884E5 m]
19. Saturnian Satellite Rhea [7.6220E5 m = ½(1.5244E6 m)]
20. Uranian Satellite Oberon [7.614E5 m]
21. Saturnian Satellite Iapetus [7.120E5 m = (1.424E6)/2]
22. Minor Planet Makemake [7.10E5 m = ½(1.42E6 m)]
23. Minor Planet Gonggong [6.15E5 m]
24. Pluto Satellite Charon [6.060E5 m]
25. Uranian Satellite Umbriel [5.847E5 m]
26. Uranian Satellite Ariel [5.7770E5 m = ½(1.1554E6 m)]
27. Saturnian Satellite Dione [5.5960E5 m = (1.1192E6 m)/2]
28. Saturnian Satellite Tethys [5.2630E5 m = (1.0526E6 m)/2]
29. Minor Planet Quaoar [4.66E5 m = ½(9.32E5 m)]
30. Minor Planet Orcus [4.55E5 m = ½(9.17E5 m)]
31. Minor Planet Sedna [4.53E5 m]
32. Minor Planet Ceres [4.450E5 m = 3r − ½(9.662E5 m) − ½(9.620E5 m)]