Stellar Distances

Vekkypoo's bud writes: "Researchers at the Palomar Observatory have measured the most accurate value of a stellar distance to date. Using the Palomar Testbed Interferometer, the distance to the star Zeta Geminorum in the constellation Gemini is 1100 lightyears. That's accurate to about 13%. While that seems like a large error margin, it's actually three times more accurate than the best previous measurement. Check it out here."