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New Kinematics for the Central Spheroid in Polar Disk Galaxy NGC4650A

Published online by Cambridge University Press:  01 August 2006

E. Iodice ,
M. Arnaboldi ,
R. Saglia ,
L. Sparke  and
O. Gerhard
E. Iodice
Affiliation:
INAF-Astr. Obs. of Capodimonte, Napoli, Italy – email: iodice@na.astro.it
M. Arnaboldi
Affiliation:
ESO – Garching, Germany
R. Saglia
Affiliation:
MPE, Garching, Germany
L. Sparke
Affiliation:
Univ. of Wisconsin, Madison, US
O. Gerhard
Affiliation:
MPE, Garching, Germany
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Abstract

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We have obtained high angular resolution spectra on the photometric axes of the stellar spheroid in the polar disk galaxy NGC4650A. We discuss the main implications by the new kinematics on the previous mass models for NGC4650A and on current formation scenarios of Polar Ring Galaxies (PRGs).

Keywords

galaxies: formation – galaxies: kinematics and dynamics
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 2 , Symposium S235: Galaxy Evolution Across the Hubble Time , August 2006 , pp. 207
Copyright
Copyright © International Astronomical Union 2007

References

Iodice, E., Arnaboldi, M., Saglia, R., Sparke, L., Gerhard, O. 2006, ApJ 643, 200.CrossRefGoogle Scholar