NGC 1851A: Revealing an ongoing three-body encounter in a dense globular cluster

A. Dutta, P. C. C. Freire, T. Gautam +16

PSR J0514$-$4002A is a binary millisecond pulsar located in the globular cluster NGC 1851. The pulsar has a spin period of 4.99 ms, an orbital period of 18.8 days, and is in a very…