page_title: Trumpler 3
hierarchical_section_title: Trumpler 3
caption_attribution_description: English: Trumpler 3 (taken from Stellarium)
context_page_description: Trumpler 3 is an open cluster located in the constellation Cassiopeia. It has the visual magnitude of 7 and is one of the most famous star clusters in the Trumpler catalogue.
  It has two bright stars, TYC 4053-658-1 and TYC 4053-466-1 of apparent magnitudes 10.16 and 10.02, respectively.
context_section_description: Trumpler 3 is an open cluster located in the constellation Cassiopeia. It has the visual magnitude of 7 and is one of the most famous star clusters in the Trumpler catalogue.
  It has two bright stars, TYC 4053-658-1 and TYC 4053-466-1 of apparent magnitudes 10.16 and 10.02, respectively.
caption: Trumpler 3 as seen from the Stellarium Software
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