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Star Spectral Classifications. And Their Relation to Absolute Magnitude. Ref Figure 17-10 in Chaisson. Spectral Class O B A F G K M. Absolute Magnitude -7 -5 -3 -1 +1 +3 +5. Star’s.
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Star Spectral Classifications And Their Relation to Absolute Magnitude
Spectral Class O B A F G K M Absolute Magnitude -7 -5 -3 -1 +1 +3 +5 Star’s