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parsec
Symbol:  pc 
Category:  Length 
SI Equivalent:  3.08568×1016 m
Dimension
 
Notes
Large length unit used in astronomy to describe distances to stars and galaxies. It is the distance from the sun to a remote star when the largest possible angle formed by the sun, the star, and the earth, in that order, is 1 second of angle.
Convert     pc  
95 conversions, showing those commonly used | Show all
1 pc =
Length
  Symbol Unit Name
3.08568×1026  Å  angstrom 
2.06265×105  AU, UA  astronomical unit 
3.08568×1034  am  attometer 
3.08568×1018  cm  centimeter 
1.01236×1017  ft  foot 
3.08568×1014  hm  hectometer 
1.21483×1018  in  inch 
3.08568×1013  km  kilometer 
3.26163  ly  light-year 
3.08568×1016  m  meter 
1.21483×1024  µin  microinch 
3.08568×1022  µm  micron 
1.21483×1021  mil, thou  mil (thou) 
1.91735×1013  mi (stat.)  mile (statute, land) 
3.08568×1019  mm  millimeter 
3.08568×1025  nm  nanometer 
1.66613×1013  mi (int. naut.)  nautical mile (international) 
3.08568×1028  pm  picometer 
3.37454×1016  yd  yard 
more...
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