Characterizing the Extreme Star-Formation Environment in Arp 220

N. Rangwala

doi:10.1051/eas/1152055

All issues

Volume 52 (2011)

EAS Publications Series, 52 (2011) 297-298

Abstract

Issue		EAS Publications Series Volume 52, 2011 Conditions and Impact of Star Formation


Page(s)		297 - 298
DOI		https://doi.org/10.1051/eas/1152055
Published online		25 November 2011

Conditions and Impact of Star Formation
M. Röllig, R. Simon, V. Ossenkopf and J. Stutzki (eds)
EAS Publications Series, 52 (2011) 297-298

Characterizing the Extreme Star-Formation Environment in Arp 220

N. Rangwala¹ and VNGS team ²

¹ Dept. of Astrophysical & Planetary Sciences, CASA, University of Colorado, Boulder, CO 80303, USA ;
e-mail: Naseem.Rangwala@Colorado.Edu
² Herschel - Very Nearby Galaxy Survey, Guaranteed time key project, P.I. - Chris Wilson

Abstract

We present a full spectral view of Arp 220 from 450 GHz to 1500 GHz using Herschel SPIRE. The non-LTE modeling of mid-J to high-J CO lines suggests surprisingly warm molecular gas between 500 and 1500 K, the mass of which is about 1% of the cold gas mass.