Class: HenryDraperSystem
http://www.astro.umd.edu/~eshaya/astro-ont/owl/astronomy.owl#HenryDraperSystem
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Thing
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classification
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spectralClassification
- HenryDraperSystem
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spectralClassification
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classification
Annotations
- label: "Henry Draper system" (string)
- altLabel: "HD system" (string)
- altLabel: "Harvard classification" (string)