Revealing the orbital histories of the spiral population in the Abell cluster A496
Authors/Creators
- 1. Universidad de Guanajuato, Departamento de Astronomía
- 2. Centro de Estudios de Física del Cosmos de Aragón
Description
We study the spiral population in the nearby and relaxed cluster A496 (z=0.033). It was covered by a large volume of HI (21cm) data carried out with the NRAO-VLA. We perform a multifrequency study to explore the principal mechanisms of perturbation, disruption, and remotion of gas. We show that A496 unveils a complex distribution of the HI detections which are mostly projected onto the central regions. We analyzed the orbital histories of the studied galaxies based on the projected phase-space (PPS) distribution and we reported that A496 is a very peculiar system with a HI deficiency that is not growing towards the cluster center. Finally, the cluster does not show strong evidence of pre-processing of galaxies (López-Gutiérrez et al. 2022, MNRAS,517,1218)
Files
GalacticEnvironmentsMeeting2023_PosterPresentation_MargaritaLopez_20231007.pdf
Files
(3.7 MB)
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