astropy / coordinates-benchmark

Accuracy Benchmarks of different coordinate conversion codes. Maintainers: @astrojuanlu, @astrofrog, and @cdeil
https://www.astropy.org/coordinates-benchmark/summary.html
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get_sun #54

Closed hannorein closed 7 years ago

hannorein commented 8 years ago

I'm comparing the result of the get_sun() method with NASA Horizons. I get relative errors of around 1% in cartesian coordinates. The documentation says the function is not well tested, so I maybe shouldn't expect anything better than 1%? I can provide a simple example if that helps.

astrofrog commented 7 years ago

@hannorein - could you open an issue in the main astropy repo if this is still the case? I think we do want to improve the precision of this function.

astrofrog commented 7 years ago

I'm going to close this in favor of #14