Celestial Coordinate Converter

Convert between equatorial, galactic, and ecliptic coordinate systems.

Conversion Type

h
°

Result

Enter coordinates above and click Convert.

Learn the three major celestial coordinate systems and when each is used in astronomy.

View Tutorial

System Reference

EquatorialRA / Dec
Galacticl / b
Eclipticλ / β
RA range0–24 hours
Dec range-90° to +90°