论文标题

沿Fornax群集的全局性质的统计分析,带有S-Plus

Statistical analysis of global properties of galaxies in the direction of the Fornax cluster with S-PLUS

论文作者

Calderón, J. P., Castelli, A. V. Smith, de Lima, E. V. R., Lopes, A. R., Almeida-Fernandes, F., de Oliveira, C. Mendes

论文摘要

在S-Plus Fornax项目(S+FP)的背景下,我们在Fornax群集($ d \ 20 $ 〜MPC)的方向上分析了星系人群。我们有23个尺寸$ 1.4^{\ Circ} \ Times 1.4^{\ Circ} $的字段,涵盖了文献中报告的999个Fornax Galaxies的投影位置。在我们的领域中,在我们的领域中以自信的光度法检测到这些星系中的244个,这些星系在12个光度带中同时观察到。除了Fornax星系外,我们还获得了$ \ 3 \ times10^5 $附加星系的自信结构和光度参数。在这项工作中,我们介绍了关于背景星系种群的Fornax簇的星系群体的表征的初步结果。除其他目标外,我们预计这种特征提供了光度标准,以确定集群的新候选成员。

In the context of the S-PLUS Fornax Project (S+FP), we analyze the galaxy population in the direction of the Fornax cluster ($D\approx 20$~Mpc). We have 23 fields of size $1.4^{\circ}\times 1.4^{\circ}$, covering the projected positions of 999 Fornax galaxies reported in the literature. 244 of those galaxies are detected with confident photometry in our fields which were observed simultaneously in 12 photometric bands. Besides those of Fornax galaxies, we obtained confident structural and photometric parameters for $\approx 3\times10^5$ additional galaxies detected in our fields. In this work we present preliminary results on the characterization of the galaxy population of the Fornax cluster with respect to the background galaxy population. Among other goals, we expect that such a characterization provides photometric criteria to identify new candidate members of the cluster.

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