基于暗能量巡天第一年数据的谐空间星系成团性：与实空间结果的相容性
宇宙学与河外天体物理
2021-07-14 v2
摘要
我们利用实空间分析所得产物，对暗能量巡天第一年数据(DES-Y1)的星系成团性数据进行了谐空间分析。我们用一套对数正态模拟测试了我们的流程，这些模拟用于验证谐空间中的尺度截断，并提供考虑 DES-Y1 掩膜的协方差矩阵。随后，我们将该流程应用于 DES-Y1 数据，并考虑为实空间分析导出的巡天属性图。我们与类似流程得到的实空间 DES-Y1 结果进行比较。我们表明，所开发的谐空间分析给出的偏置参数结果与实空间分析相容。这一验证为对即将到来的 DES-Y3 数据开展谐空间分析铺平了道路。
引用
@article{arxiv.2103.14190,
title = {Galaxy Clustering in Harmonic Space from the Dark Energy Survey Year 1 Data: Compatibility with Real-Space Results},
author = {F. Andrade-Oliveira and H. Camacho and L. Faga and R. Gomes and R. Rosenfeld and A. Troja and O. Alves and C. Doux and J. Elvin-Poole and X. Fang and N. Kokron and M. Lima and V. Miranda and S. Pandey and A. Porredon and J. Sanchez and M. Aguena and S. Allam and J. Annis and S. Avila and E. Bertin and D. Brooks and D. L. Burke and M. Carrasco Kind and J. Carretero and R. Cawthon and C. Chang and A. Choi and M. Costanzi and M. Crocce and L. N. da Costa and M. E. S. Pereira and S. Desai and H. T. Diehl and P. Doel and A. Drlica-Wagner and S. Everett and A. E. Evrard and I. Ferrero and J. Frieman and J. García-Bellido and E. Gaztanaga and D. W. Gerdes and D. Gruen and R. A. Gruendl and S. R. Hinton and D. L. Hollowood and B. Jain and D. J. James and N. Kuropatkin and O. Lahav and N. MacCrann and M. A. G. Maia and P. Melchior and F. Menanteau and R. Miquel and R. Morgan and J. Myles and R. L. C. Ogando and A. Palmese and F. Paz-Chinchón and A. A. Plazas Malagón and M. Rodriguez-Monroy and E. Sanchez and V. Scarpine and S. Serrano and I. Sevilla-Noarbe and M. Smith and M. Soares-Santos and E. Suchyta and G. Tarle and C. To and the DES Collaboration},
journal= {arXiv preprint arXiv:2103.14190},
year = {2021}
}
备注
11 pages, 13 figures