来自ESO公共巡天KiDS的早型星系及其结构参数
星系天体物理
2016-06-29 v1
摘要
Kilo Degree巡天(KiDS)是一项利用VLT巡天望远镜(VST)进行的大规模光学成像巡天,是研究星系演化的理想工具。我们预计将观测数百万个星系,并提取它们在四个波段(u、g、r和i)的结构参数。该样本将成为红移高达 范围内具有测量结构参数的最大数据集。本文我们将介绍该样本,并描述使用2DPHOT环境进行的二维拟合过程,以及利用外部星表对参数进行的验证。
引用
@article{arxiv.1507.01214,
title = {Early type galaxies and structural parameters from ESO public survey KiDS},
author = {N. Roy and N. R. Napolitano and F. La Barbera and C. Tortora and F. Getman and M. Radovich and M. Capaccioli and the KiDS collaboration},
journal= {arXiv preprint arXiv:1507.01214},
year = {2016}
}
备注
4 pages, 2 figures, to appear on the refereed Proceeding of the "The Universe of Digital Sky Surveys" conference held at the INAF--OAC, Naples, on 25th-28th november 2014, to be published on Astrophysics and Space Science Proceedings, edited by Longo, Napolitano, Marconi, Paolillo, Iodice