The Sun Position Calculator delivers professional-grade azimuth and altitude data for any location, date, and time. Features of the Sun […]

Calculate solar irradiance (GHI, DNI, DHI, and GTI) for any location and date with accuracy. Our solar irradiance calculator provides […]

Our time-lapse sun planner estimates shooting intervals for sun movement timelapse photography. Get location-aware recommendations, see the sun's path across […]

The solar declination calculator below shows the sun's declination angle throughout the year for any location worldwide. Calculate daily solar […]

Track Earth's distance from the Sun in real-time with our interactive solar distance calculator. See live distance updates in miles, […]

Track the Moon's distance from Earth in real-time with our interactive lunar distance calculator. See live distance updates, supermoon/micromoon alerts, […]

Below, find an interactive sundial calculator that shows how a sundial would work throughout the day at your choice of […]

Our shadow length calculator shows real-time shadow length and direction for any object height, location, date, and time. See an […]

Use our analemma calculator to visualize the sun's annual figure-8 pattern and calculate the equation of time for any day […]

Below, find an interactive solar noon calculator that pinpoints when the sun reaches its highest point in the sky for […]