The software and data provided in this GitHub repository are for the book Celestial Calculations: A Gentle Introduction to Computational Astronomy published by The MIT Press. The software and data in this repository are provided on an as-is basis with no warranty implied or expressed. The software in this repository is copyrighted. You may copy the software and data to your computer, make backup copies, and modify the software for your personal use. You may not redistribute the original software or derivatives thereof without express permission from The MIT Press.
An errata list for the book is provided at Errata List.