Astropy's Origin Story (more at astropy.org/history) Q. How do I use python to convert from Equatorial J2000 RA/Dec to Ecliptic coordinates (as of 2011)? A. Use any of: PyAst, PyEphem, Astrolib, PyAstro, Kapteyn, Astropysics, Probably more... A person looking at their laptop, frustrated.

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   Kelly Lepo (kellylepo@astrodon.social)'s status on Tuesday, 21-Jan-2025 01:34:59 JST Kelly Lepo

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   And the final talk of #AAS245 was the Berkeley Prize Lecture by Erik Tollerud, Clara Brasseur, and Kelle Cruz on Astropy.

   In 2011, Tollerud was a grad student who wanted to write a unified library of astronomy packages. There were many astronomy packages, leading to duplicated work and incomparableness.

   This somewhat naive desire started a discussion that eventually became the Astropy project.