Diadem

catalogues and names
The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version)
SKY2000 - Master Star Catalog
Smithsonian Astrophysical Observatory Star Catalog
The Washington Visual Double Star Catalog, 1996.0
4th Catalog of Orbits of Visual Binaries
Combined General Catalogue of Variable Stars (suspected variables)

catalogues and names

catalogues and names Diadem, a Com, NSV 06116, 42 Com, HR 4968, HD 114378, SAO 100443, BD +18 2697, WDS 13100+1732A
constellation Coma Berenices