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astro-ph.HE2022★ 117 cited
The Radius of PSR J0740+6620 from NICER with NICER Background Estimates
Tuomo Salmi, Serena Vinciguerra, Devarshi Choudhury +15
We report a revised analysis for the radius, mass, and hot surface regions of the massive millisecond pulsar PSR J0740+6620, studied previously with joint fits to NICER and XMM-New…
astro-ph.HE2022
Universal Relations for the Increase in the Mass and Radius of a Rotating Neutron Star
Andreas Konstantinou, Sharon M. Morsink
Rotation causes an increase in a neutron star's mass and equatorial radius. The mass and radius depend sensitively on the unknown equation of state (EOS) of cold, dense matter. How…