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OpenStudy (peterg2001):
help please will medal Cepheids can be used to calculate distance by: adding absolute and apparent magnitude finding the difference between absolute and apparent magnitude measuring parallax angles dividing radial velocity by distance
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OpenStudy (peterg2001):
@EclipsedStar
OpenStudy (peterg2001):
@k_lynn
OpenStudy (k_lynn):
Ooh, I'm not sure on this one. Sorry :/ maybe @sammixboo , @acxbox22 or @amistre64 can help?
OpenStudy (acxbox22):
google is your friend :)
OpenStudy (ciaraxcx):
It is B, the formula for finding it is m - M = 5 * log (D/10) :)
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