Relativistic Shapiro delay measurements of an extremely massive millisecond pulsar · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/1904.06759/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTRelativistic Shapiro delay measurements of an extremely massive millisecond pulsar — mentioned by SiempreVierneshttps://news.ycombinator.com/item?id=20993653urn:hackerpapers:mention:1904.06759:20993653Tue, 17 Sep 2019 11:10:21 GMT<p>Seems the PR people got the most important figure wrong, the measured mass is 2.14 +0.1 -0.09 M_sun, as per the preprint (and nature abstract[1]): https://arxiv.org/abs/1904.06759 The 2.17 M_sun figure is instead the hypothesised upper limit on the neutron star mass, derived from the equations of state that survive recent LIGO observations. [1]: https://www.nature.com/articles/s41550-019-0880-2</p><p><a href="https://hackerpaper.kaipfister.de/p/1904.06759/">Paper and discussion history</a>. A mention is not an endorsement.</p>astro-ph.HE