SWIRE: TheSIRTFWide‐Area Infrared Extragalactic Survey
Author(s) -
Carol J. Lonsdale,
H. E. Smith,
M. Rowan-Robinson,
J. Surace,
D. L. Shupe,
C. K. Xu,
Seb Oliver,
Deborah Padgett,
Fan Fang,
A. Franceschini,
Nick Gautier,
Matt Griffin,
Frank J. Masci,
G. Morrison,
JoAnn O’Linger,
I. Pérez-Fournón,
M. Pierre,
R. C. Puetter,
G. J. Stacey
Publication year - 2003
Publication title -
publications of the astronomical society of the pacific
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.294
H-Index - 172
eISSN - 1538-3873
pISSN - 0004-6280
DOI - 10.1086/376850
Subject(s) - physics , galaxy , astrophysics , redshift , luminous infrared galaxy , active galactic nucleus , infrared , astronomy , star formation
The SIRTF Wide-area InfraRed Extragalactic survey (SWIRE), the largest SIRTFLegacy program, is a wide-area, imaging survey to trace the evolution of dusty,star-forming galaxies, evolved stellar populations, and AGN as a function ofenvironment, from redshifts z~3 to the current epoch. SWIRE will survey 7high-latitude fields, totaling 60 - 65 sq. deg. in all 7 SIRTF bands: IRAC 3.6,4.5, 5.6, 8 microns and MIPS 24, 70, 160 microns. The Legacy ExtragalacticCatalog may contain in excess of 2 million IR-selected galaxies, dominated by(1) ~150,000 luminous infrared galaxies (LIRGs: L{FIR}>10^11 L_sun), ~7000 ofthese with z>2; (2) 1 million early-type galaxies, ~10,000 with z>2; and (3)\~20,000 classical AGN, plus significantly more dust-obscured QSO/AGN among theLIRGs. SWIRE will provide an unprecedented view of the evolution of galaxies,structure, and AGN. The key scientific goals of SWIRE are: (1) to determine theevolution of actively star-forming and passively evolving galaxies in order tounderstand the history of galaxy formation in the context of cosmic structureformation; (2) to determine the evolution of the spatial distribution andclustering of evolved galaxies, starbursts and AGN in the key redshift range,0.5
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