2 papers
astro-ph.HE2025
The most distant -ray flare to date: a multiwavelength campaign on the blazar GB6 B1428+4217
Andrea Gokus, Manel Errando, Ivan Agudo +12
In November 2023, the Fermi Large Area Telescope detected a -ray flare from the high-redshift blazar GB6 B1428+4217 (). We initiated a multi-wavelength follow-up campa…
astro-ph.HE2025
A Radio-quiet AGN as a candidate counterpart to neutrino event IceCube-200615A
F. McBride, N. Schettino, J. D. O'Brien +13
Follow-up observations of neutrino events have been a promising method for identifying sources of very-high-energy cosmic rays. Neutrinos are unambiguous tracers of hadronic intera…