atomic1URLhttp://portal.discoverthecosmos.eu/node/106971Observation of 3C454-3FITS observation of 3C454-3 taken 2005-08-30 22:13:21 in filter BESSELL-Bobservationquasarfits3C454-3BESSELL-B2005-08-30 22:13:21final1.0author2008-09-11 11:15:32Liverpool Telescopepublisher2008-09-11 11:15:32National Schools' ObservatoryLOM v1.0creator2008-09-11 11:15:32National Schools' Observatoryvalidatortext/htmlhttp://portal.discoverthecosmos.eu/node/106971noyeshigher educationDisciplineAstronomy: Quasars