1647 lightyears equals 504.97 parsecs.
Convert 1647 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, astronomical units, etc...
Convert 505 parsecs into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, astronomical units, etc...