HAWC 与 Fermi-LAT 对未证认源 2HWC J2006+341 延展辐射的探测
高能天体物理现象
2020-11-11 v1
摘要
在第二份 HAWC 伽马射线星表中报道了 TeV 点源 2HWC J2006+341 的发现。我们在此给出该源的后续研究。TeV 辐射最好由一个具有软谱的延展源来描述。在 GeV 能段，Fermi-LAT 数据中显著探测到一个延展源。匹配的位置、大小和能谱表明，这两处伽马射线探测对应于同一源。我们考虑了辐射起源的不同情形，并排除了其与脉冲星 PSR J2004+3429 的关联，因为若其位于 10.8 kpc 距离处，所需极端能量学条件难以满足。
引用
@article{arxiv.2010.06670,
title = {HAWC and Fermi-LAT Detection of Extended Emission from the Unidentified Source 2HWC J2006+341},
author = {A. Albert and R. Alfaro and C. Alvarez and J. R. Angeles Camacho and M. Araya and J. C. Arteaga-Velázquez and K. P. Arunbabu and D. Avila Rojas and H. A. Ayala Solares and V. Baghmanyan and E. Belmont-Moreno and C. Brisbois and K. S. Caballero-Mora and A. Carramiñana and S. Casanova and U. Cotti and E. De la Fuente and C. de León and R. Diaz Hernandez and B. L. Dingus and M. A. DuVernois and M. Durocher and J. C. Díaz-Vélez and C. Espinoza and H. Fleischhack and N. Fraija and A. Galván-Gámez and D. Garcia and J. A. García-González and F. Garfias and M. M. González and J. A. Goodman and J. P. Harding and B. Hona and D. Huang and F. Hueyotl-Zahuantitla and P. Hüntemeyer and A. Iriarte and A. Jardin-Blicq and V. Joshi and H. León Vargas and J. T. Linnemann and A. L. Longinotti and R. López-Coto and G. Luis-Raya and J. Lundeen and K. Malone and O. Martinez and J. Martínez-Castro and J. A. Matthews and P. Miranda-Romagnoli and E. Moreno and M. Mostafá and L. Nellen and M. U. Nisa and R. Noriega-Papaqui and N. Omodei and A. Peisker and E. G. Pérez-Pérez and C. D. Rho and D. Rosa-González and F. Salesa Greus and A. Sandoval and M. Schneider and R. W. Springer and K. Tollefson and I. Torres and R. Torres-Escobedo and F. Ureña-Mena and L. Villaseñor and T. Weisgarber and E. Willox and A. Zepeda and H. Zhou},
journal= {arXiv preprint arXiv:2010.06670},
year = {2020}
}
备注
12 pages, 2 figures. To appear in ApJL