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Nature volume 63, page 452 (07 March 1901) | Download Citation



VARIABILITY OF EROS.—In the Astronomische Nachrichten (Bd. 154, No. 3688), Dr. E. von Oppolzer describes his observation of the planet Eros, which led to his announcement of its variations in brightness. The measures were made with the Zöllner photometer on a Grubb refractor of 81/4 inches aperture at Potsdam.

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