✦ LIBER ✦

Amber varnish

Publisher: Elsevier Science
Year: 1878
Tongue: English
Weight: 56 KB
Volume: 106
Category: Article
ISSN: 0016-0032
DOI: 10.1016/0016-0032(78)90086-8

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✦ Synopsis

Transit of Mercury, at Rio J'aneiro.--Dom Pedro was one of the observers of the late transit of Mercury, at the Imperial Observatory of Rio Janeiro. The contacts were perceived and noted simultaneously by the Emperor and all of the other observers. Liais's new method was employed, and the result differed from calculation by less than ~ of one per cent. in right ascension, and by only rl~ of one per cent. in declination.--Uomptes Rendus.

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