Add to SkyEllipse.compute_norm
@@ -348,6 +348,7 @@ class SkyEllipse(SkySpatialModel):
radius = self.parameters["semi_major"].quantity
return radius
+ @staticmethod
def compute_norm(semi_major, e):
"""Compute the normalization factor."""
semi_minor = semi_major * np.sqrt(1 - e ** 2)
