暗能量巡天第三年结果：弱引力透镜形状星表
宇宙学与河外天体物理
2022-03-10 v3
摘要
我们展示并刻画了暗能量巡天（DES）前三年观测的星系形状星表，其有效面积约为南天 4143 deg。我们描述了数据分析流程以及自校准剪切测量流水线 METACALIBRATION，该流水线在多个方面构建并改进了 DES 第一年分析中所用的流水线。DES 第三年弱引力透镜形状星表由在 波段测量的 100,204,026 个星系组成，加权源数密度为 gal/arcmin，相应的形状噪声为 。我们对该星表进行了一系列内部零检验，包括与点扩散函数（PSF）建模、虚假星表 B 模信号、星表污染以及星系性质相关的系统学检验。
引用
@article{arxiv.2011.03408,
title = {Dark Energy Survey Year 3 Results: Weak Lensing Shape Catalogue},
author = {M. Gatti and E. Sheldon and A. Amon and M. Becker and M. Troxel and A. Choi and C. Doux and N. MacCrann and A. Navarro Alsina and I. Harrison and D. Gruen and G. Bernstein and M. Jarvis and L. F. Secco and A. Ferté and T. Shin and J. McCullough and R. P. Rollins and R. Chen and C. Chang and S. Pandey and I. Tutusaus and J. Prat and J. Elvin-Poole and C. Sanchez and A. A. Plazas and A. Roodman and J. Zuntz and T. M. C. Abbott and M. Aguena and S. Allam and J. Annis and S. Avila and D. Bacon and E. Bertin and S. Bhargava and D. Brooks and D. L. Burke and A. Carnero Rosell and M. Carrasco Kind and J. Carretero and F. J. Castander and C. Conselice and M. Costanzi and L. N. da Costa and T. M. Davis and J. De Vicente and S. Desai and H. T. Diehl and J. P. Dietrich and P. Doel and A. Drlica-Wagner and K. Eckert and S. Everett and I. Ferrero and J. Frieman and J. García-Bellido and D. W. Gerdes and T. Giannantonio and R. A. Gruendl and J. Gschwend and G. Gutierrez and W. G. Hartley and S. R. Hinton and D. L. Hollowood and K. Honscheid and B. Hoyle and E. M. Huff and D. Huterer and B. Jain and D. J. James and T. Jeltema and E. Krause and R. Kron and N. Kuropatkin and O. Lahav and M. Lima and M. A. G. Maia and J. L. Marshall and R. Miquel and R. Morgan and J. Myles and A. Palmese and F. Paz-Chinchón and E. S. Rykoff and S. Samuroff and E. Sanchez and V. Scarpine and M. Schubnell and S. Serrano and I. Sevilla-Noarbe and M. Smith and E. Suchyta and M. E. C. Swanson and G. Tarle and D. Thomas and C. To and D. L. Tucker and T. N. Varga and R. H. Wechsler and J. Weller and W. Wester and R. D. Wilkinson},
journal= {arXiv preprint arXiv:2011.03408},
year = {2022}
}
备注
Accepted by MNRAS. See https://www.darkenergysurvey.org/des-year-3-cosmology-results-papers/ for the full DES Y3 cosmology release