[Ads-l] Antedating of "Light Year"

[Hugo]

[Reposting for the new archive]

January 8, 1864, Vol. XXIV, No. 3, pages 71, 72

Monthly Notices of the Royal Astronomical Society, Volumes 33-34

Measurements of two stars, 21258 Lalande and 61 Cygni:

[Begin]
corresponding to a distance of 761000 ± 3200 times that of the Sun = 12'01
± 0'50 light years.
[End]

[Begin]
corresponding to a distance of 366000 ± 11000 times that of the Sun, or
5'77 ± 0'17 light years.
[End]

Google Books full view:
http://bit.ly/1so9GCe

Hugo

(Thanks Garson for the shortlink.)

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