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Absorption lines are unaffected by Doppler shift.
Androcles wrote:
Assistant Professor "Paul B. Andersen" of : Agder University College (HiA) Serviceboks 422, N-4604 Kristiansand, NORWAY Tel (+47) 38 14 10 00 Fax (+47) 38 14 10 01 has executed the biggest fumble ever seen in the history of sci.physics.relativity in message ... "The spectral class [of stars] is determined by the relative positions and intensities of the absorption lines, and these are unaffected by a Doppler shift." I think he means only their 'absolute' positions will be affected? The 'relative' positions and intensities of the absorption lines will be unaffected? has.mac |
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