Astronomical space coordinate and time conversion. Calculate Julian day, local sidereal time and ecliptic obliquity with great precision.
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Updated
Jan 3, 2018 - Swift
Astronomical space coordinate and time conversion. Calculate Julian day, local sidereal time and ecliptic obliquity with great precision.
SphericalMercator in Swift implementation from original JS implementation at https://github.com/mapbox/sphericalmercator/blob/master/sphericalmercator.js
Demo of Coordinator design pattern.
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