Equations for computing the position of the Sun.
ISC License
Number of minutes in a day.
Libraries of geodesy functions implemented in JavaScript
Number of seconds in a day.
Web app to visualize the stars and planets at a particular date and time
Advanced Date and Time, Without the Monkeys
List of functions which you can use to replace moment.js + ESLint Plugin
A set of tools geospatial tools to help with TMS, Google (XYZ) Tiles & Quadkeys.
Convert to and from time formats. Get manipulated time values.
Fourmilab Calendar Converter as a library
Astronomical calculations
Number of hours in a day.
Additional date extensions that can be used standalone or integrated with extended
A lightweight javascript timezone library
Two-line element set (TLE) data parser
A tiny JavaScript library for calculating sun/moon positions and phases.