SIMBAD references

2006MNRAS.365...29G - Mon. Not. R. Astron. Soc., 365, 29-36 (2006/January-1)

GMOS IFU observations of the stellar and gaseous kinematics in the centre of NGC 1068.

GERSSEN J., ALLINGTON-SMITH J., MILLER B.W., TURNER J.E.H. and WALKER A.

Abstract (from CDS):

We present a data cube covering the central 10 arcsec of the archetypal active galaxy NGC 1068 over a wavelength range 4200-5400 Åobtained during the commissioning of the integral field unit (IFU) of the Gemini Multi-object Spectrograph (GMOS) installed on the Gemini-North telescope. The data cube shows a complex emission line morphology in the [Oiii] doublet and Hβ line. To describe this structure phenomenologically we construct an atlas of velocity components derived from multiple Gaussian component fits to the emission lines. The atlas contains many features which cannot be readily associated with distinct physical structures. While some components are likely to be associated with the expected biconical outflow, others are suggestive of high velocity flows or disc-like structures. As a first step towards interpretation, we seek to identify the stellar disc using kinematical maps derived from the Mgb absorption line feature at 5170 Åand make associations between this and gaseous components in the atlas of emission line components.

Abstract Copyright: 2005 The Authors. Journal compilation © 2005 RAS

Journal keyword(s): instrumentation: spectrographs - galaxies: nuclei

Simbad objects: 5

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