Elements of astronomy ... with explanatory notes, and questions for examination (1855)
Brocklesby, John, 1811-1889 · New York, Farmer, Brace & co. · leaf 253
rence betweenthe actual and predicted times of an eclipse, was owingto the circumstance that the light from the satellite had totravel farther in coming to the earth, when the planet wasin conjunction than wlien in opposition, and it was there-fore inferred that light passed through the space of In… … 245 VELOCITY OF LIGHT. 190,000,000 miles in 16m. 26,6sec, or 192,000 miles persecond.l This conclusion lias since been fallj established,for two other independent modes of computing the velocityof light have since been discovered, both of which givesubstantially the same result as is afforded by…
Astronomy
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