509 parsecs equals 1,660.14 lightyears.
Convert 509 parsecs into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, astronomical units, etc...
Convert 1661 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, astronomical units, etc...