Spectroscopic parallax
Spectroscopic parallax is an astronomical method for measuring the distances to stars. Despite its name, it does not rely on the geometric parallax effect.
Spectroscopic parallax is an astronomical method for measuring the distances to stars. Despite its name, it does not rely on the geometric parallax effect.
Spectroscopic parallax is an astronomical method for measuring the distances to stars. Despite its name, it does not rely on the geometric parallax effect.
Source: Wikipedia "Spectroscopic parallax" · CC BY-SA 4.0
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