Convert parsec to light year
Selected category: length.
Definition and details for parsec:
Parsec (pc or psc) is a unit of distance used by the astronomers. Parsec is defined as the distance at which a star would appear to shift its position by one arcsecond during the time in which Earth moves one astronomical unit perpendicular to the direction of the star.
Definition and details for light year:
Light year (ly) is a unit of distance used by astronomers. One light year is defined from the International Astronomical Union as the distance that light travels in one Julian year (365.25 days) through a vacuum. The defined light speed is c = 299,792,458 m/sec. So one light year equals exactly 9 460 730 472 580 800 meters.