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astro-ph2004
A GLIMPSE of Star Formation in the Giant H II Region RCW 49
B. A. Whitney, R. Indebetouw, B. L. Babler +19
GLIMPSE imaging using the Infrared Array Camera (IRAC) on the Spitzer Space Telescope indicates that star formation is ongoing in the RCW 49 giant H II region. A photometric compar…
astro-ph2003
CO (J=7->6) Observations of NGC 253: Cosmic Ray Heated Warm Molecular Gas
C. M. Bradford, T. Nikola, G. J. Stacey +5
We report observations of the CO J=7->6 transition toward the starburst nucleus of NGC 253. This is the highest-excitation CO measurement in this source to date, and allows an esti…