The Trigonometric Parallax B p B = 1 AU = 1.496*10 13 cm d = (1/p[arcsec]) parsec d 1 pc = 3.26 LY ≈ 3*10 18 cm.
The Trigonometric Parallax
![The Trigonometric Parallax B p B = 1 AU = 1.496*10 13 cm d = (1/p[arcsec]) parsec d 1 pc = 3.26 LY ≈ 3*10 18 cm.](https://static.fdocuments.net/doc/330x215/56649d925503460f94a783d5/the-trigonometric-parallax-b-p-b-1-au-149610-13-cm-d-1parcsec.jpg)
