[AstroPy] astropy.modeling.fitting.LevMarLSQFitter

[Eric L. N. Jensen]

Hi Jon,

> On Nov 1, 2018, at 11:24 AM, Jonathan Loveday <j.loveday at sussex.ac.uk> wrote:
> 
> 
> 2. Is there an easy away to obtain the fitted chi^2, other than calculating it oneself from the returned fitting function?  Presumably it must be calculated internally.

This requires one more step to compute the chi^2, but it gets you pretty close from what the returned info is providing: 

https://stackoverflow.com/questions/14854339/in-scipy-how-and-why-does-curve-fit-calculate-the-covariance-of-the-parameter-es/17508924#17508924


Eric

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