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Understanding the Universe SPU ch. 16. Parallax. Parallax. Stellar distance. Lecture 5: Stellar Distances Parsec - Wikipedia, the free encyclopedia. Cepheid variables. Cepheid variables. Cepheid distance. Variable Stars - Finding the distance of a Cepheid. Spectroscopy. 759.37
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Parallax • Parallax
Stellar distance • Lecture 5: Stellar Distances • Parsec - Wikipedia, the free encyclopedia
Cepheid distance • Variable Stars - Finding the distance of a Cepheid
Spectroscopy • 759.37 • atmospheric O2 • B • 686.72 • atmospheric O2 • C • 656.28 • hydrogen alpha • D1 • 589.59 • neutral sodium • D2 • 589.00 • neutral sodium • E • 526.96 • neutral iron • F • 486.13 • hydrogen beta • G • 431.42 • CH molecule • H • 396.85 • ionized calcium • K • 393.37 • ionized calcium
And then there was light… • Wave-Particle Duality
Redshift • Red Shift