Technique · Spectroscopy & Classification

Spectral Classification

Sorting stars by the lines in their spectra into the sequence O, B, A, F, G, K, M — a classification that turned out to be an ordering by temperature, and the basis of the Hertzsprung–Russell diagram.

Spectroscopy & ClassificationMeasures: A star's type from its spectrum

Harvard Spectral Classification

Knowledge connections

Member of groupSpectroscopy & Classification
Associated withHarvard Spectral Classification
Associated withClassification
Associated withSupernova Classification
Associated withThe Hertzsprung–Russell Diagram
Associated withLuminosity Classification

Sources

Facts on this topic will be cited from these primary and reference sources.

NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.

Loading…

Spectral Classification

Builds on

Knowledge connections

Sources

Spectral Classification

Builds on

Knowledge connections

Sources