Search for Galaxy Clusters by

Constellation, Magnitude and Surface Brightness

Enter your search criteria below. The default magnitude of 99.9 will show all objects (unknown magnitude and surface brightness values are shown as 99.9 in this database). Sort order is by ra (right ascension), mag (magnitude), subr (surface brightness), urano (Uranometria 2000 chart number) or object (object catalog name).
Magnitude <= 
Surface Brightness <= 
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Database Documentation