ASTRONOMY BROWN BAG SEMINAR SWIRE Spitzer Wide – area Infra Red Extragalactic survey MARCH 17, 2009 DAVID CORLISS

OUTLINE SWIRE PROJECT OVERVIEW DATA COLLECTION ORGANIZATION SUMMARY OF RESULTS FUTURERESEARCH

SOMESURVEYSARE LIKE A CENSUS SDSS_NAME RA_2000 DEC_2000PM_SEC PM_DEGDELT_RADELT_PM IMAGE_TIME SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J \ SDSS_J SDSS_NAME RA_2000 DEC_2000PM_SEC PM_DEGDELT_RADELT_PM IMAGE_TIME SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J \ SDSS_J SDSS_NAME RA_2000 DEC_2000PM_SEC PM_DEGDELT_RADELT_PM IMAGE_TIME SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J \ SDSS_J SDSS_NAME RA_2000 DEC_2000PM_SEC PM_DEGDELT_RADELT_PM IMAGE_TIME SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J SDSS_J \ SDSS_J MASS SDSS WHISP UKIDSS COMBO-17 GEMS 2DFGRS GOODS

SOMESURVEYSARE LIKE A FOCUSGROUP M33 M31 SMC LMG M32 M83 SINGS THINGS WHISP

SWIRE COMBINES ASPECTS OF BOTH

KEY GOALS HISTORY OF GALAXY FORMATION HISTORY OF GALAXY FORMATION SPATIAL DISTRIBUTION OF GALAXIES SPATIAL DISTRIBUTION OF GALAXIES EVOLUTION OF CLUSTERING 3 > z > 0.5 EVOLUTION OF CLUSTERING 3 > z > 0.5 EVOLUTIONARY RELATIONSHIP BETWEEN EVOLUTIONARY RELATIONSHIP BETWEEN GALAXIES AND AGN GALAXIES AND AGN CONTRIBUTION OF AGN ACCRETION CONTRIBUTION OF AGN ACCRETION ENERGY TO COSMIC BACKGROUND 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 - 3 μm to 180 μm 49 SQUARE DEGREES 100,000 + IMAGES 2,000,000 GALAXIES – IR ~ 100 K +

STAR FORMATION STAR FORMATION GALAXY CLUSTERS GALAXY CLUSTERS LARGE SCALE STRUCTURE LARGE SCALE STRUCTURE MERGERS MERGERS AGN AGN SPHERICALS – POPULATION & EVOLUTION SPHERICALS – POPULATION & EVOLUTION RARE OBJECTS RARE OBJECTS ETC. – BROWN DWARFS, CIRCUMSTELLAR ETC. – BROWN DWARFS, CIRCUMSTELLAR DEBRIS DISKS, DUST, ASTEROIDS DEBRIS DISKS, DUST, ASTEROIDS SWIRE PROGRAMS

SENSITIVITY LIMITS IRAC ChannelImage Sensitivity DR2 Catalog 95% Completeness 3.6 µm3.7 µJy14 µJy 4.5 µm5.4 µJy15 µJy 5.8 µm48 µJy42 µJy 8.0 µm37.8 µJy56 µJy MIPS ChannelImage Sensitivity DR2 Catalog Limits 24 µm230 µJy280 µJy (90% completeness) 70 µm18 mJy15.5 mJy (flux limits) 160 µm150 mJy90 mJy (flux limits) * estimated 5σ

DATA PROCESSING : CASU PIPELINE ACCESS : IMAGES AND DATA AVAILABLE THROUGH WEBSITE THROUGH WEBSITE QUERY ENGINE: NASA/IPAC INFRARED SCIENCE ARCHIVE SCIENCE ARCHIVE

SURVEY ORGANIZATION COMPILATION FROM VARIOUS COMPILATION FROM VARIOUS SOURCES SOURCES VARIETY OF FORMATS, DATA FIELDS VARIETY OF FORMATS, DATA FIELDS AND DEPTHS AND DEPTHS MOSAIC MOSAIC

Photometric versus Spectroscopic Redshift (Rowan-Robinson et al. 2006) Log 10 (1+z sp ) Log 10 (1+z ph )

SWIRE Redshifts in ELAIS-N1 (Rowan-Robinson et al. 2006) TOTAL ELLIPTICAL SPIRAL QUASAR Z Z012345Z TESQTESQ

LUMINOSITY (L ir / L opt ): STARBURST GALAXIES (Rowan-Robinson et al. 2006) Red: M82; Green: A220

LUMINOSITY (L ir / L opt ): AGN DUST TORI (Rowan-Robinson et al. 2006) Red: galaxy optical SEDs; Blue: QSO optical SEDs

CHANDRA / SWIRE OBSCURED QUASARS 5 X-RAY SOURCES 5 X-RAY SOURCES 120 IR SOURCES W/ AGN-DOMINATED SEDS 120 IR SOURCES W/ AGN-DOMINATED SEDS SURFACE DENSITY OF 25+ SURFACE DENSITY OF 25+ COMPTON-THICK AGN COMPTON-THICK AGN 40 % HAVE AGN SIGNATURES IN OPTICAL 40 % HAVE AGN SIGNATURES IN OPTICAL AND NEAR-INFRARED AND NEAR-INFRARED 33 % VISIBLE IN X-RAY OBSERVATIONS 33 % VISIBLE IN X-RAY OBSERVATIONS

Chandra / SWIRE – OBSCURED QUASARS (Polletta et al. 2006) TELESCOPE / INSTRUMENTAREABAND 5 σ LIMIT (μJY/Vega Mag.) KPNO: Mayall 4 m/Mosaic30 x 30U x 54U x 30g', r', i'25.9, 25.2, x 54g', r'25.2, x 54i' x 6g', r', i'23.7, 23.5, 22.9 Palomar: 200" Hale/WIRC36 x 43Ks20.5 VLA40 x 4020 cm13.5 Chandra/ACIS-I47 x 470.3–8 keV ergs cm -2 s -1 Spitzer/IRAC3.69 x , 4.5, 5.8, 8.0 μm5, 9, 43, 40 Spitzer/MIPS3.66 x μm230

Chandra / SWIRE – OBSCURED QUASARS (Polletta et al. 2006)

Chandra / SWIRE – OBSCURED QUASARS (Polletta et al. 2006)

LUMINOSITY FUNCTIONS SUMMARY OF RESULTS TO DATE IR OBSERVATIONS OF ~ 2 MILLION GALAXIES CATALOGED DETECTION OF HIGHLY OBSCURED AGN SEDs, REDSHIFT DISTRIBUTIONS, SOURCE COUNTS AND SPATIAL DISTRIBUTIONS DATA CATALOGS AVAILABLE ON-LINE FOR INTEGRATION WITH OTHER SOURCES

SEARCHING FOR MORE AGN, ESPECIALLY OBSCURED AGN FUTURE RESEARCH MINING THE SWIRE DATA FOR FURTHER INSIGHT INTO GALAXY FORMATION, DISTRIBUTION AND EVOLUTION STATISTICAL STUDIES OF POPULATIONS: CLUSTER ANALYSIS, TIME SERIES EVOLUTION, ETC COLABORATION WITH OTHER TEAMS AND PROGRAMS AT OTHER WAVELENGTHS

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