cc-by-4.0Kerr, Matthew2025-04-292024-09-272024-09-27https://datakatalogi.helsinki.fi/handle/123456789/6307Posterior sample files associated with the publication "A NICER View of PSR J1231−1411: A Complex Case" by Salmi et al. (2024b; arXiv.2409.14923; https://doi.org/10.3847/1538-4357/ad81d2). Also included are: the data products; the numeric model files including the telescope calibration products; model modules in the Python language using the X-PSI framework; and Jupyter analysis notebooks. Please refer to the README for detailed information.dense matterequation of statepulsars:generalstars:neutronX-rays:starsdataset