Evidence for X-Ray emission in excess to the jet-afterglow decay 3.5 yr after the binary neutron star merger GW 170817: a new emission component

A. Hajela, R. Margutti, J.S. Bright, K.D. Alexander, B.D. Metzger, V. Nedora, A. Kathirgamaraju, B. Margalit, D. Radice, E. Berger, A. MacFadyen, D. Giannios, R. Chornock, I. Heywood, L. Sironi, O. Gottlieb, D. Coppejans, T. Laskar, Y. Cendes, R.B. DuranT. Eftekhari, W. Fong, A. McDowell, M. Nicholl, X. Xie, J. Zrake, S. Bernuzzi, F.S. Broekgaarden, C.D. Kilpatrick, G. Terreran, V.A. Villar, P.K. Blanchard, S. Gomez, G. Hosseinzadeh, D.J. Matthews, J.C. RastinejadShow 16 moreShow less