X-Nico

unusual facts about Johann Georg Repsold



Meridian circle

In the United Kingdom the transit instrument and mural circle continued till the middle of the 19th century to be the principal instrument in observatories, the first transit circle constructed there being that at Greenwich (mounted in 1850) but on the continent the transit circle superseded them from the years 1818-1819, when two circles by Johann Georg Repsold and by Reichenbach were mounted at Göttingen, and one by Reichenbach at Königsberg.


see also