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ASTRONOMY BROWN BAG SEMINAR SWIRE S pitzer W ide – area I nfra R ed E xtragalactic survey MARCH 17, 2009 DAVID CORLISS. OUTLINE. SWIRE PROJECT OVERVIEW. DATA COLLECTION. ORGANIZATION. SUMMARY OF RESULTS. FUTURE RESEARCH. SOME SURVEYS ARE LIKE A CENSUS.
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ASTRONOMY BROWN BAG SEMINAR SWIRE Spitzer Wide – area Infra Red Extragalactic survey MARCH 17, 2009DAVID CORLISS
OUTLINE SWIRE PROJECT OVERVIEW DATA COLLECTION ORGANIZATION SUMMARY OF RESULTS FUTURE RESEARCH
SOME SURVEYS ARE LIKE A CENSUS SDSS_NAME RA_2000 DEC_2000 PM_SEC PM_DEG DELT_RA DELT_PM IMAGE_TIME SDSS_J001529.74+010521.3 3.873926 1.089256 2.08 184.6 -0.17 -2.07 52197.32 SDSS_J040854.60-043354.6 62.22751 -4.565178 1.79 183.4 -0.11 -1.79 51813.47 SDSS_J074538.17+312205.3 116.409046 31.368161 3.57 261.7 -3.53 -0.52 51962.12 SDSS_J081115.08+270621.7 122.812863 27.106047 1.35 185.2 -0.12 -1.34 52585.41 SDSS_J081546.01+243928.7 123.94171 24.657998 3.74 2.08 -1.76 -3.3 52668.17 SDSS_J081546.08+244603.2 123.942021 24.767581 0.3 338.7 -0.11 0.28 52671.2 SDSS_J084823.52+033216.7 132.098019 3.537982 0.55 160.6 0.18 -0.51 51960.18 SDSS_J084916.18+013721.2 132.31742 1.622575 1.74 1.72 0.24 -1.72 51669.15 SDSS_J090232.15+335518.2 135.633989 33.921747 2.02 217.5 -1.23 -1.6 52664.27 SDSS_J090232.17+071929.9 135.634078 7.324996 1.82 286.5 -1.75 0.52 52591.48 SDSS_J090456.11+525029.8 136.233828 52.841617 1.69 246.1 -1.55 -0.68 51935.24 SDSS_J092544.40+414803.1 141.435022 41.800881 2.2 269.3 -2.2 -0.03 52288.28 SDSS_J093041.80+011508.4 142.674168 1.252336 0.46 180.1 0 -0.46 51878.44 SDSS_J093759.52+091653.2 144.498002 9.281449 1.78 218.1 -1.1 -1.4 52622.46 SDSS_J095256.68+015407.6 148.236183 1.902138 1.25 150.8 0.61 -1.09 51878.46 SDSS_J113609.59+484318.9 174.039961 48.721934 1.06 169.4 0.19 -1.04 52354.4 SDSS_J123750.46+085526.0 189.460269 8.92391 0.14 157.2 0.05 -0.13 52619.51 SDSS_J134524.92-023714.2 206.353845 -2.62062 0.77 111.9 0.71 -0.29 52053.18 SDSS_J141258.17+045602.2 213.242391 4.933957 2.69 1.68 0.56 -2.63 51674.37 SDSS_J141349.46+571716.4 213.456085 57.287893 0.46 333.4 -0.21 0.41 52403.16 SDSS_J143227.25+363215.2 218.113551 36.537568 2.14 3.53 -0.26 2.12 52754.25 SDSS_J153852.34-012133.7 234.718125 -1.359367 2.82 152.6 1.3 -2.51 52053.33 SDSS_J154201.48+502532.0 235.506191 50.425559 2.68 296.9 -2.39 1.21 52046.29 \ SDSS_J222833.82+141036.9 337.140934 14.176924 2.09 159.3 0.74 -1.96 52170.22 SDSS_NAME RA_2000 DEC_2000 PM_SEC PM_DEG DELT_RA DELT_PM IMAGE_TIME SDSS_J001529.74+010521.3 3.873926 1.089256 2.08 184.6 -0.17 -2.07 52197.32 SDSS_J040854.60-043354.6 62.22751 -4.565178 1.79 183.4 -0.11 -1.79 51813.47 SDSS_J074538.17+312205.3 116.409046 31.368161 3.57 261.7 -3.53 -0.52 51962.12 SDSS_J081115.08+270621.7 122.812863 27.106047 1.35 185.2 -0.12 -1.34 52585.41 SDSS_J081546.01+243928.7 123.94171 24.657998 3.74 2.08 -1.76 -3.3 52668.17 SDSS_J081546.08+244603.2 123.942021 24.767581 0.3 338.7 -0.11 0.28 52671.2 SDSS_J084823.52+033216.7 132.098019 3.537982 0.55 160.6 0.18 -0.51 51960.18 SDSS_J084916.18+013721.2 132.31742 1.622575 1.74 1.72 0.24 -1.72 51669.15 SDSS_J090232.15+335518.2 135.633989 33.921747 2.02 217.5 -1.23 -1.6 52664.27 SDSS_J090232.17+071929.9 135.634078 7.324996 1.82 286.5 -1.75 0.52 52591.48 SDSS_J090456.11+525029.8 136.233828 52.841617 1.69 246.1 -1.55 -0.68 51935.24 SDSS_J092544.40+414803.1 141.435022 41.800881 2.2 269.3 -2.2 -0.03 52288.28 SDSS_J093041.80+011508.4 142.674168 1.252336 0.46 180.1 0 -0.46 51878.44 SDSS_J093759.52+091653.2 144.498002 9.281449 1.78 218.1 -1.1 -1.4 52622.46 SDSS_J095256.68+015407.6 148.236183 1.902138 1.25 150.8 0.61 -1.09 51878.46 SDSS_J113609.59+484318.9 174.039961 48.721934 1.06 169.4 0.19 -1.04 52354.4 SDSS_J123750.46+085526.0 189.460269 8.92391 0.14 157.2 0.05 -0.13 52619.51 SDSS_J134524.92-023714.2 206.353845 -2.62062 0.77 111.9 0.71 -0.29 52053.18 SDSS_J141258.17+045602.2 213.242391 4.933957 2.69 1.68 0.56 -2.63 51674.37 SDSS_J141349.46+571716.4 213.456085 57.287893 0.46 333.4 -0.21 0.41 52403.16 SDSS_J143227.25+363215.2 218.113551 36.537568 2.14 3.53 -0.26 2.12 52754.25 SDSS_J153852.34-012133.7 234.718125 -1.359367 2.82 152.6 1.3 -2.51 52053.33 SDSS_J154201.48+502532.0 235.506191 50.425559 2.68 296.9 -2.39 1.21 52046.29 \ SDSS_J222833.82+141036.9 337.140934 14.176924 2.09 159.3 0.74 -1.96 52170.22 2MASS SDSS_NAME RA_2000 DEC_2000 PM_SEC PM_DEG DELT_RA DELT_PM IMAGE_TIME SDSS_J001529.74+010521.3 3.873926 1.089256 2.08 184.6 -0.17 -2.07 52197.32 SDSS_J040854.60-043354.6 62.22751 -4.565178 1.79 183.4 -0.11 -1.79 51813.47 SDSS_J074538.17+312205.3 116.409046 31.368161 3.57 261.7 -3.53 -0.52 51962.12 SDSS_J081115.08+270621.7 122.812863 27.106047 1.35 185.2 -0.12 -1.34 52585.41 SDSS_J081546.01+243928.7 123.94171 24.657998 3.74 2.08 -1.76 -3.3 52668.17 SDSS_J081546.08+244603.2 123.942021 24.767581 0.3 338.7 -0.11 0.28 52671.2 SDSS_J084823.52+033216.7 132.098019 3.537982 0.55 160.6 0.18 -0.51 51960.18 SDSS_J084916.18+013721.2 132.31742 1.622575 1.74 1.72 0.24 -1.72 51669.15 SDSS_J090232.15+335518.2 135.633989 33.921747 2.02 217.5 -1.23 -1.6 52664.27 SDSS_J090232.17+071929.9 135.634078 7.324996 1.82 286.5 -1.75 0.52 52591.48 SDSS_J090456.11+525029.8 136.233828 52.841617 1.69 246.1 -1.55 -0.68 51935.24 SDSS_J092544.40+414803.1 141.435022 41.800881 2.2 269.3 -2.2 -0.03 52288.28 SDSS_J093041.80+011508.4 142.674168 1.252336 0.46 180.1 0 -0.46 51878.44 SDSS_J093759.52+091653.2 144.498002 9.281449 1.78 218.1 -1.1 -1.4 52622.46 SDSS_J095256.68+015407.6 148.236183 1.902138 1.25 150.8 0.61 -1.09 51878.46 SDSS_J113609.59+484318.9 174.039961 48.721934 1.06 169.4 0.19 -1.04 52354.4 SDSS_J123750.46+085526.0 189.460269 8.92391 0.14 157.2 0.05 -0.13 52619.51 SDSS_J134524.92-023714.2 206.353845 -2.62062 0.77 111.9 0.71 -0.29 52053.18 SDSS_J141258.17+045602.2 213.242391 4.933957 2.69 1.68 0.56 -2.63 51674.37 SDSS_J141349.46+571716.4 213.456085 57.287893 0.46 333.4 -0.21 0.41 52403.16 SDSS_J143227.25+363215.2 218.113551 36.537568 2.14 3.53 -0.26 2.12 52754.25 SDSS_J153852.34-012133.7 234.718125 -1.359367 2.82 152.6 1.3 -2.51 52053.33 SDSS_J154201.48+502532.0 235.506191 50.425559 2.68 296.9 -2.39 1.21 52046.29 \ SDSS_J222833.82+141036.9 337.140934 14.176924 2.09 159.3 0.74 -1.96 52170.22 SDSS_NAME RA_2000 DEC_2000 PM_SEC PM_DEG DELT_RA DELT_PM IMAGE_TIME SDSS_J001529.74+010521.3 3.873926 1.089256 2.08 184.6 -0.17 -2.07 52197.32 SDSS_J040854.60-043354.6 62.22751 -4.565178 1.79 183.4 -0.11 -1.79 51813.47 SDSS_J074538.17+312205.3 116.409046 31.368161 3.57 261.7 -3.53 -0.52 51962.12 SDSS_J081115.08+270621.7 122.812863 27.106047 1.35 185.2 -0.12 -1.34 52585.41 SDSS_J081546.01+243928.7 123.94171 24.657998 3.74 2.08 -1.76 -3.3 52668.17 SDSS_J081546.08+244603.2 123.942021 24.767581 0.3 338.7 -0.11 0.28 52671.2 SDSS_J084823.52+033216.7 132.098019 3.537982 0.55 160.6 0.18 -0.51 51960.18 SDSS_J084916.18+013721.2 132.31742 1.622575 1.74 1.72 0.24 -1.72 51669.15 SDSS_J090232.15+335518.2 135.633989 33.921747 2.02 217.5 -1.23 -1.6 52664.27 SDSS_J090232.17+071929.9 135.634078 7.324996 1.82 286.5 -1.75 0.52 52591.48 SDSS_J090456.11+525029.8 136.233828 52.841617 1.69 246.1 -1.55 -0.68 51935.24 SDSS_J092544.40+414803.1 141.435022 41.800881 2.2 269.3 -2.2 -0.03 52288.28 SDSS_J093041.80+011508.4 142.674168 1.252336 0.46 180.1 0 -0.46 51878.44 SDSS_J093759.52+091653.2 144.498002 9.281449 1.78 218.1 -1.1 -1.4 52622.46 SDSS_J095256.68+015407.6 148.236183 1.902138 1.25 150.8 0.61 -1.09 51878.46 SDSS_J113609.59+484318.9 174.039961 48.721934 1.06 169.4 0.19 -1.04 52354.4 SDSS_J123750.46+085526.0 189.460269 8.92391 0.14 157.2 0.05 -0.13 52619.51 SDSS_J134524.92-023714.2 206.353845 -2.62062 0.77 111.9 0.71 -0.29 52053.18 SDSS_J141258.17+045602.2 213.242391 4.933957 2.69 1.68 0.56 -2.63 51674.37 SDSS_J141349.46+571716.4 213.456085 57.287893 0.46 333.4 -0.21 0.41 52403.16 SDSS_J143227.25+363215.2 218.113551 36.537568 2.14 3.53 -0.26 2.12 52754.25 SDSS_J153852.34-012133.7 234.718125 -1.359367 2.82 152.6 1.3 -2.51 52053.33 SDSS_J154201.48+502532.0 235.506191 50.425559 2.68 296.9 -2.39 1.21 52046.29 \ SDSS_J222833.82+141036.9 337.140934 14.176924 2.09 159.3 0.74 -1.96 52170.22 SDSS 2DFGRS WHISP UKIDSS GEMS COMBO-17 GOODS
SOME SURVEYS ARE LIKE A FOCUS GROUP LMG M32 M33 SMC M31 M83 SINGS WHISP THINGS
SWIRE COMBINES ASPECTS OF BOTH
KEY GOALS • HISTORY OF GALAXY FORMATION • SPATIAL DISTRIBUTION OF GALAXIES • EVOLUTION OF CLUSTERING 3 > z > 0.5 • EVOLUTIONARY RELATIONSHIP BETWEEN • GALAXIES AND AGN • CONTRIBUTION OF AGN ACCRETION • ENERGY TO COSMIC BACKGROUND
SWIRE – BY THE NUMBERS 1 TELESCOPE - SPITZER 3 REDSHIFT LIMIT (0.5<z<3) 6 EXTRA-GALACTIC LINES OF SIGHT 7 WAVELENGTHS - 3μm to 180μm 49 SQUARE DEGREES 100,000 + IMAGES 2,000,000 GALAXIES – IR ~100 K +
SWIRE PROGRAMS • STAR FORMATION • GALAXY CLUSTERS • LARGE SCALE STRUCTURE • MERGERS • AGN • SPHERICALS – POPULATION & EVOLUTION • RARE OBJECTS • ETC. – BROWN DWARFS, CIRCUMSTELLAR • DEBRIS DISKS, DUST, ASTEROIDS
SENSITIVITY LIMITS IRAC Channel Image Sensitivity DR2 Catalog 95% Completeness 3.6 µm 3.7 µJy 14 µJy 4.5 µm 5.4 µJy 15 µJy 5.8 µm 48 µJy 42 µJy 8.0 µm 37.8 µJy 56 µJy MIPS Channel Image Sensitivity DR2 Catalog Limits 24 µm 230 µJy 280 µJy (90% completeness) 70 µm 18 mJy 15.5 mJy (flux limits) 160 µm 150 mJy 90 mJy (flux limits) * estimated 5σ
DATA PROCESSING : CASU PIPELINE ACCESS : IMAGES AND DATA AVAILABLE THROUGH WEBSITE http://swire.ipac.caltech.edu/swire QUERY ENGINE: NASA/IPAC INFRARED SCIENCE ARCHIVE
SURVEY ORGANIZATION • COMPILATION FROM VARIOUS • SOURCES • VARIETY OF FORMATS, DATA FIELDS • AND DEPTHS • MOSAIC
Photometric versus Spectroscopic Redshift (Rowan-Robinson et al. 2006) Log10(1+zph) Log10(1+zsp)
SWIRE Redshifts in ELAIS-N1 (Rowan-Robinson et al. 2006) T E S Q TOTAL ELLIPTICAL SPIRAL QUASAR 0 1 2 3 4 5 Z Z
LUMINOSITY (Lir / Lopt): STARBURST GALAXIES (Rowan-Robinson et al. 2006) Red: M82; Green: A220
LUMINOSITY (Lir / Lopt): AGN DUST TORI (Rowan-Robinson et al. 2006) Red: galaxy optical SEDs; Blue: QSO optical SEDs
CHANDRA / SWIRE • OBSCURED QUASARS • 5 X-RAY SOURCES • 120 IR SOURCES W/ AGN-DOMINATED SEDS • SURFACE DENSITY OF 25+ • COMPTON-THICK AGN • 40% HAVE AGN SIGNATURES IN OPTICAL • AND NEAR-INFRARED • 33% VISIBLE IN X-RAY OBSERVATIONS
Chandra / SWIRE – OBSCURED QUASARS (Polletta et al. 2006)
Chandra / SWIRE – OBSCURED QUASARS (Polletta et al. 2006)
Chandra / SWIRE – OBSCURED QUASARS (Polletta et al. 2006)
SUMMARY OF RESULTS TO DATE IR OBSERVATIONS OF ~ 2 MILLION GALAXIES CATALOGED SEDs, REDSHIFT DISTRIBUTIONS, SOURCE COUNTS AND SPATIAL DISTRIBUTIONS LUMINOSITY FUNCTIONS DETECTION OF HIGHLY OBSCURED AGN DATA CATALOGS AVAILABLE ON-LINE FOR INTEGRATION WITH OTHER SOURCES
FUTURE RESEARCH MINING THE SWIRE DATA FOR FURTHER INSIGHT INTO GALAXY FORMATION, DISTRIBUTION AND EVOLUTION COLABORATION WITH OTHER TEAMS AND PROGRAMS AT OTHER WAVELENGTHS SEARCHING FOR MORE AGN, ESPECIALLY OBSCURED AGN STATISTICAL STUDIES OF POPULATIONS: CLUSTER ANALYSIS, TIME SERIES EVOLUTION, ETC
REFERENCES Berta, S., Lonsdale, C. J., Siana, B. et al, 2007, AA, 467, 565B Lonsdale, C. et al., 2004, ApJS, 154, 54 Polletta, M., Wilkes, B., Siana, B. et al., 2006, ApJ, 642, 673 Rowan-Robinson M., 2001, ApJ 549, 745 Rowan-Robinson, M. et al., 2006, astro-ph, 3737R Surace, J. A., Shupe, D. L., Fang, F., et al., 2006, BAAS, 207, 6301 Weedman, D. et al., 2006, ApJ, 653, 101 SWIRE Project Web Site: http://swire.ipac.caltech.edu/swire/