2D kinematics of the edge-on spiral galaxy ESO 379-006

M. Rosado, R. F. Gabbasov, P. Repetto, I. Fuentes-Carrera, P. Amram, M. Martos, O. Hernandez

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We present a kinematical study of the marginally edge-on galaxy ESO 379-006. With Fabry-Perot spectroscopy at Hα we obtain velocity maps, the radial velocity field, and position-velocity diagrams parallel to the major and to the minor axis of the galaxy. We build the rotation curve of the galaxy and discuss the role of projection effects. The twisting of isovelocities in the radial velocity field of the disk of ESO 379-006 as well as a kinematical asymmetry found in the position-velocity diagrams parallel to the minor axis suggest the existence of non-circular motions that can be modeled by including a radial inflow besides the rotation motion. Extraplanar Diffuse Ionized gas was detected in this galaxy both from the images and from its kinematics. It is possible that the diffuse gas is lagging in rotation.

Original languageEnglish
Title of host publicationThe Intriguing Life of Massive Galaxies
EditorsDaniel Thomas, Anna Pasquali, Ignacio Ferreras
Pages234-235
Number of pages2
EditionS295
DOIs
StatePublished - Aug 2012
Externally publishedYes

Publication series

NameProceedings of the International Astronomical Union
NumberS295
Volume8
ISSN (Print)1743-9213
ISSN (Electronic)1743-9221

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