 | This is a tracking category. It is used to build and maintain lists of pages—primarily for the sake of the lists themselves and their use in article and category maintenance. It is not part of the encyclopedia's categorization scheme.
More information:
|
 | Administrators: Please do not delete this category as empty! This category may be empty occasionally or even most of the time. |
This category tracks transclusions of Template:Infobox observatory that use locally defined parameters rather than sourcing them from Wikidata.
The following 200 pages are in this category, out of approximately 529 total. This list may not reflect recent changes.
