Labels:crt screen | monitor | quadrangular prism | sky OCR: EC Abbreviation: pc A unit of length equal to the distance from the sun to point having heliocentric parallax of second 1 Used measure of stellar distance. The name parsec derived from the words parallax seconc parsec 3.084 13 km parsec= P .262 light years Parsec Arc Second 1 Light-year irom
(.png)
 (1994).iso/pc/glossary/terms/g111.dib/g111.png)