The formation of the eccentric-orbit millisecond pulsar J1903+0327 and the origin of single millisecond pulsars

Simon Portegies Zwart, Ed van den Heuvel, Joeri van Leeuwen +1

The millisecond pulsar J1903+0327 is accompanied by an ordinary G-dwarf star in an unusually wide ($P_{\mathrm{orb}}\simeq 95.2$\,days) and eccentric ($e\simeq 0.44$) orbit. The stand…