== Steradians ==

A sphere is 4π steradians, or 360^2^/π square degrees ...

||Convert     ||<-5:>to                                                              ||
||<:>from     || Sphere     || Steradians || Degrees^2^ || Minutes^2^ || Seconds^2^ ||
|| Sphere     ||    1.0     || 12.566     || 4.125296e4 || 1.485107e8 || 5.34638e11 ||
|| Steradians || 7.95775e-2 ||    1.0     || 3.282896e3 || 1.181810e7 || 4.25452e10 ||
|| Degrees^2^ || 2.42407e-5 || 3.04617e-4 ||    1.0     ||   3600.0   || 1.296000e7 ||
|| Minutes^2^ || 6.73352e-9 || 8.46159e-8 || 2.77777e-2 ||   1.0      ||   3600.0   ||
|| Seconds^2^ || 1.8704e-12 || 2.3504e-11 || 7.71605e-8 || 2.77777e-2 ||   1.0      ||