重新审视宽带脉冲星计时测量
天体物理仪器与方法
2026-03-25 v3 高能天体物理现象
摘要
在脉冲星计时的宽带范式中，脉冲到达时间与相应的色散测量值通过频率分辨的积分脉冲轮廓同步获取。我们提出了一种新的宽带测量方法，该方法严格考虑了测量噪声。我们利用印度脉冲星计时阵列实验中使用升级的巨型米波射电望远镜对 PSR J21243358 的观测数据演示了该方法，并表明我们的方法相较于现有的宽带测量方法能够产生更现实的测量不确定度估计。
引用
@article{arxiv.2512.01288,
title = {Revisiting wideband pulsar timing measurements},
author = {Abhimanyu Susobhanan and Avinash Kumar Paladi and Réka Desmecht and Amarnath and Manjari Bagchi and Manoneeta Chakraborty and Shaswata Chowdhury and Suruj Jyoti Das and Debabrata Deb and Shantanu Desai and Churchil Dwivedi and Himanshu Grover and Jibin Jose and Bhal Chandra Joshi and Shubham Kala and Fazal Kareem and Kuldeep Meena and Sushovan Mondal and K Nobleson and Arul Pandian B and Kaustubh Rai and Adya Shukla and Manpreet Singh and Aman Srivastava and Mayuresh Surnis and Hemanga Tahbildar and Keitaro Takahashi and Pratik Tarafdar and Kunjal Vara and Vaishnavi Vyasraj and Zenia Zuraiq},
journal= {arXiv preprint arXiv:2512.01288},
year = {2026}
}
备注
Accepted for publication in MNRAS