The NUGA project: The Seyfert 2 galaxy NGC3147
V. Casasola, F. Combes, S. Garcia-Burillo, L. K. Hunt, S. Leon, A., Baker
TL;DR
This paper presents high-resolution CO maps of the Seyfert 2 galaxy NGC3147, analyzing the gas distribution and the influence of a stellar bar on gas dynamics to understand AGN fueling mechanisms.
Contribution
It provides detailed molecular gas maps and gravity torque analysis of NGC3147, revealing the role of the stellar bar in gas inflow in this galaxy.
Findings
Detection of molecular gas distribution in NGC3147
Identification of a stellar bar in the galaxy
Analysis of gravity torques indicating gas inflow
Abstract
We present CO(1-0) and CO(2-1) maps of the Seyfert 2 galaxy NGC3147 of the NUclei of GAlaxies (NUGA) sample at 1.8'' x 1.6'' and 1.4'' x 1.2'' resolution respectively. Identifying the presence of a bar in NGC3147 we also compute the gravity torques exerted from the stellar bar on the gas.
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Taxonomy
TopicsSpectroscopy and Laser Applications · Astronomy and Astrophysical Research · Atmospheric and Environmental Gas Dynamics