re: Tip of Red Giant Branch More Robust / Reliable Measure of Distance Than Cepheid Variables?

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phil — 9/30/2008 6:31:57 PM (archived)

Interesting. Builds confidence when science finds several independent ways to measure a quantity. The Cephied scale has had a couple revisions during its existance.

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Tip of Red Giant Branch More Robust / Reliable Measure of Distance Than Cepheid Variables? - Michael Gmirkin - 9/30/2008 5:22:58 PM
- re: Tip of Red Giant Branch More Robust / Reliable Measure of Distance Than Cepheid Variables? - phil - 9/30/2008 6:31:57 PM
- Very interesting! Another way to measure big distances! (n/t) - Raoul - 9/30/2008 6:23:14 PM
  - Maybe ETI have another way to signal across the galaxies - Socrates II - 9/30/2008 7:03:27 PM

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