[AstroPy] point in ellipse

Tim Jenness tim.jenness at gmail.com
Wed Jan 30 13:56:34 EST 2013


On Wed, Jan 30, 2013 at 11:48 AM, Perry Greenfield <perry at stsci.edu> wrote:

> Sure.
>
> But I'm assuming you wanted more than that. I presume you are looking for
> a function to test if a coordinate (or array of coordinates) lies inside
> the ellipse or not. Yes, that can be done analytically. You want a python
> function that does that specifically? (No, I don't have one handy, but it
> shouldn't be hard to code).
>
>
pyast has this built in. Create an ellipse object and then ask whether a
position (or set of positions) is inside or outside it.

-- 
Tim Jenness
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