update disk evaluation radius docstring
@@ -578,7 +578,7 @@ class DiskSpatialModel(SpatialModel):
def evaluation_radius(self):
"""Evaluation radius (`~astropy.coordinates.Angle`).
- Set to the length of the semi-major axis.
+ Set to the length of the semi-major axis plus the edge width.
"""
return self.r_0.quantity + self.edge.quantity
