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"SCOSMOS: The Spitzer Deep Survey of the HST COSMOS 2-Degree ACS Field"
Principal Investigator: David Sanders (University of Hawaii)
Total Observatory Time: 220 hours
SCOSMOS is a deep imaging survey with Spitzer using both the IRAC and MIPS
detectors to observe the HST-COSMOS 2-square degree field. COSMOS is an
HST Treasury program (Cy12-13) that is specifically designed to probe the
coupled formation and evolution of galaxies and large-scale structure on
scales up to 2x1014 solar masses during the formative era of galaxy, AGN,
and clusters (z~0.5-3). The COSMOS survey also includes extensive
multi-wavelength imaging from X-ray to radio (XMM, GALEX, Subaru, NOAO,
VLA and CSO) and spectroscopic surveys (VLT and Magellan). The Spitzer
observations will complete this survey with vital infrared coverage at
3-160 microns. IRAC imaging is critical for deriving stellar masses; MIPS
imaging will be used to determine star formation rates, and AGN activity
for enormous samples of galaxies. COSMOS specifically probes the
dependence of morphological properties, star formation, and galactic
masses on the clustering environment over the last 75% of cosmic
history.
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