Spectral line core — Free Astrophysics Illustration | GPAI | GPAI

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Spectral line core — Free Astrophysics Illustration | GPAI | GPAI

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Spectral line core

Spectral line core

Astrophysics

Spectral line core

A narrow central portion of an absorption line shown as the deepest rounded part of a U-shaped dip. It should appear darker and steeper than the outer portions, centered on a single wavelength position.

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