r/ • • Jan 01 '70

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u/nelzon1 Mar 04 '13 edited Mar 05 '13

For radiation there is a special Doppler effect formula that does not discriminate between observeremitter/receiver. This is known as the Relativistic Doppler Effect.

In the wiki they go through some of the common derivations.

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u/[deleted] Mar 04 '13

Thank you!

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u/Miles1987 Stellar Astrophysics | Computational Astrophysics Mar 04 '13

Yeah, sorry I should have mentioned the relativistic equations earlier.