Browsing Institutt for teoretisk astrofysikk by Author "Caccianiga, A."

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  • The first blazar observed at z > 6 
    Belladitta, Silvia; Moretti, A.; Caccianiga, A.; Spingola, C.; Severgnini, Paolo; Della Ceca, R.; Ghisellini, Gabriele; Dallacasa, D.; Sbarrato, T.; Cicone, Claudia; Cassarà, L. P.; Pedani, M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    We present the discovery of PSO J030947.49+271757.31, the radio brightest (23.7 mJy at 1.4 GHz) active galactic nucleus (AGN) at z >  6.0. It was selected by cross-matching the NRAO VLA Sky Survey and the Panoramic ...