About J1714-1054
J1714-1054 is an uncommon pulsar. It spins once every 696.279 ms, has a dispersion measure of 51 pc cm⁻³ and carries a surface magnetic field around 2.05×10^11 G.
The collapsed core of a star that exploded: about one and a half Suns of matter crushed into a ball the size of a city, held up only by the refusal of neutrons to be squeezed further.