SunMoonTimes

SunMoonTimes is a JavaScript library to calculate sunrise, sunset, moonrise, moonset and twilight times based on latitude, longitude, date, and timezone.

Installation

You can install the package using npm:

npm install sunmoontimes 

Example Usage

// Import the SunMoonTimes library
const SunMoonTimes = require('sunmoontimes');

// Set desired values
const latitude = 30.0444; // Set latitude
const longitude = 31.2357; // Set longitude
const timezone = 3; // Set timezone offset
const date = new Date(); // Set the date
const timeformat = "12h"; // Set timeFormat

// Create an instance of SunMoonTimes
const sunMoonTimes = new SunMoonTimes(latitude, longitude, timezone, date, timeformat);

// Accessing the times after execution
console.log("Sunrise:", sunMoonTimes.sunrise);
console.log("Sunset:", sunMoonTimes.sunset);
console.log("Civil Twilight Begin:", sunMoonTimes.civilTwilightBegin);
console.log("Civil Twilight End:", sunMoonTimes.civilTwilightEnd);
console.log("Nautical Twilight Begin:", sunMoonTimes.nauticalTwilightBegin);
console.log("Nautical Twilight End:", sunMoonTimes.nauticalTwilightEnd);
console.log("Astronomical Twilight Begin:", sunMoonTimes.astronomicalTwilightBegin);
console.log("Astronomical Twilight End:", sunMoonTimes.astronomicalTwilightEnd);
console.log("Moonrise:", sunMoonTimes.moonrise);
console.log("Moonset:", sunMoonTimes.moonset);

Time Formats

Here are the available time formats:

Format	Description	Example
24h	24-hour time format	16:45
12h	12-hour time format	4:45 pm
12hNS	12-hour format with no suffix	4:45

Credits

The original functions were adapted from http://hinch.me.uk/riset.html.

License

This project is licensed under the ISC License.