~starkingdoms/starkingdoms

ref: f8a7045d08bbed2a8f0b0d3c5e9291db0c09c355 starkingdoms/server/src/orbit/vis_viva.rs -rw-r--r-- 189 bytes
f8a7045d — ghostlyzsh merged auth and entities, some planet stuff may be slightly broken 2 years ago 
                                                                                
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pub fn vis_viva(distance_between_centers: f64, semi_major: f64, g: f64, mass_of_bigger: f64) -> f64 {
    (g * mass_of_bigger * (2.0 / distance_between_centers - 1.0 / semi_major)).sqrt()
}