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john6969 john6969
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5 years ago
The Doppler technique can be used to estimate the semimajor axis of a planet's orbit by
A) measuring the asymmetries in the velocity curve.
B) measuring the time it takes for the star's line-of-sight velocity to cycle from peak to peak, and using Newton's version of Kepler's Third law.
C) measuring the speed at which the star orbits the mutual center-of-mass of the star and planet, and using Newton's theory of gravity.
D) measuring the amount by which the starlight is reduced when the planet transits.
Textbook 
The Essential Cosmic Perspective

The Essential Cosmic Perspective


Edition: 7th
Authors:
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spsjr15spsjr15
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5 years ago
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john6969 Author
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5 years ago
Good timing, thanks!
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Yesterday
Thanks for your help!!
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2 hours ago
Helped a lot
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