Einige Untersuchungen Über das Spectrum
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A. Belopolsky
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Article
📅
1893
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John Wiley and Sons
🌐
English
⚖ 170 KB
On the assumption that the mass of the system is equal to the mass of the Sun, the Bhypothetical parallaxe would be According to the Draper Catalogue of Stellar Spectra, 12804 (-15") 130.7 297.3