Category:Observational astronomy

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This is a category page. It lists all of the pages in category "Observational astronomy" as well as all subcategories of category "Observational astronomy" if any exist.

Pages in category "Observational astronomy"

The following 5 pages are in this category, out of 5 total.

A

Apparent magnitude

B

Black Drop

C

Companion shadow

P

Parallax

S

Space telescope

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