Detection of relativistic orbital deformation from improved timing of PSR J1757$-$1854

Jaikhomba Singha, Vivek Venkatraman Krishnan, Marisa Geyer +12

PSR~J1757$-$1854, a 21.5\,ms pulsar, is a highly relativistic double neutron star (DNS) system in a tight eccentric ($e=0.61$) 4.4\,hr orbit. With extremely large gravitational w…