COSMOS-21 COSMIC EVOLUTION SURVEY COSMOS 2-Sq
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COSMIC EVOLUTION SURVEY COSMOS 2-sq. degree survey COSMOS-21 COSMOS Status Subaru S05B-S06A Previous S-cam Runs Intensive Program Taniguchi et al. COSMOS-21 KeyKey IssuesIssues && KeyKey WordsWords Extragalactic Astronomy Observational Cosmology Evolution of Galaxies, AGNs, & DM as a function of Large Scale Structure Evolution MultiMulti--λλ StrategyStrategy w/w/ GreatGreat ObservatoriesObservatories CurrentCurrent StatusStatus ofof thethe COSMOSCOSMOS •• HSTHST (I814):(I814): donedone •• Subaru:Subaru: COSMOSCOSMOS--77 •• VLTVLT zz--COSMOS:COSMOS: ~5,000~5,000 objectobject •• XMM,XMM, VLA,VLA, GALEX:GALEX: donedone •• SSTSST ss--COSMOS:COSMOS: goinggoing onon (GO2)(GO2) •• HSTHST (g(g’’),), CXO:CXO: notnot yetyet •• 11st YearYear PhotoPhoto--zz CatalogCatalog releasedreleased !! •• ApJApJ SpecialSpecial IssueIssue (submit(submit byby Sep)Sep) ScienceScience SteeringSteering CommiteeCommitee •• NickNick Scoville,Scoville, •• AlvioAlvio Renzini,Renzini, •• DaveDave SandersSanders ,, •• MauroMauro Giavalisco,Giavalisco, •• OlivierOlivier LeFevreLeFevre,, •• YoshiYoshi Taniguchi,Taniguchi, •• ChrisChris Impey,Impey, •• MartinMartin Elvis,Elvis, •• SimonSimon Lilly,Lilly, •• MikeMike Rich,Rich, •• EvaEva SchinnerrerSchinnerrer COSMOSCOSMOS WorkingWorking GroupsGroups •• DataData ProductsProducts •• LargeLarge ScaleScale StructureStructure •• StarStar FormationFormation •• AGNAGN •• MorphologyMorphology •• LensingLensing •• HighHigh--zz 11stst YearYear PhotoPhoto--zz CatalogCatalog [1][1] SS--camcam rr ’’--selectedselected catalogcatalog (r(r ’’<26)<26) 664,615664,615 galaxiesgalaxies [2][2] SS--camcam ii ’’ --selectedselected catalogcatalog (i(i ’’<26)<26) 796,494796,494 galaxiesgalaxies [a][a] starstar formationformation vs.vs. zz [b][b] largelarge--scalescale structuresstructures vs.vs. zz [c][c] morphologymorphology vs.vs. zz [d][d] AGNsAGNs vs.vs. zz [e][e] xx--ray,ray, radioradio sourcessources IDsIDs SuprimeSuprime--CamCam ObservationsObservations inin S03B,S03B, S04A,S04A, && S04BS04B S03BS03B--239(IP):239(IP): broadbroad bandband (Taniguchi+)(Taniguchi+) S04AS04A--080080 :: NB816NB816 (Taniguchi+)(Taniguchi+) S04BS04B--142(IP):142(IP): COSMOSCOSMOS--2121 (Taniguchi+)(Taniguchi+) gg’’ ((limlim)) == 27.027.0 BB ((limlim)) == 27.527.5 VV ((limlim)) == 27.027.0 rr’’ ((limlim)) == 27.027.0 ii’’ ((limlim)) == 27.027.0 zz’’ ((limlim)) == 25.625.6 NB816NB816 ((limlim)) == 24.724.7 (AB,(AB, S/N=5)S/N=5) S04B-142: 30% achievement THETHE ASTROPHYSICALASTROPHYSICAL JOURNALJOURNAL COSMOSCOSMOS SpecialSpecial IssueIssue ~~ 5050 paperspapers !!!!!! TaniguchiTaniguchi etet al.al. :: SS--camcam ObservationsObservations AjikiAjiki etet al.al. :: LAEsLAEs @@ zz == 5.75.7 TakahashiTakahashi etet al.al. :: [OII][OII] EmittersEmitters @@ zz == 1.21.2 ShioyaShioya etet al.al. :: HHαα EmittersEmitters @@ zz == 0.240.24 SasakiSasaki etet al.al. :: GalaxyGalaxy ThreshingThreshing SystemSystem COSMOSCOSMOS--2121 BroadBroad bandband filtersfilters -- 55 ((BVrBVr ’’ii ’’zz ’’):): donedone !! IntermediateIntermediate bandband filtersfilters –– 1414 ((IA427IA427--797797)) NarrowNarrow bandband filtersfilters –– 22 ((NB816NB816,, 921921)) NB816:NB816: donedone ÎÎ 2121 filtersfilters !! ÎÎ [1][1] accurateaccurate photophoto--zz :: δδzz/(1+/(1+zz)) << 0.020.02 ((w/w/ GALEXGALEX、、CFHTCFHT u*u*、、NOAONOAO KK’’、、SSTSST--MIR)MIR) [2][2] largelarge--scalescale emittersemitters surveyssurveys betweenbetween zz ~~ 00 andand zz ~~ 6.66.6 COSMOSCOSMOS--2121 FILTERFILTER SYSTEMSYSTEM 14 IB filters NB816 NB921 B z’ COSMOSCOSMOS--2121 MuchMuch AccurateAccurate PhotoPhoto--zz NOAO/CFHT (K) UH88 (J) NICMOS (H ) UKIRT-WFCAM SST-IRAC ÍK + Î Good for z~2 MIR ÍU GALEX, CFHT u* Î Good for low-z ProbeProbe LSSLSS EvolutionEvolution AccuratelyAccurately !! z~0.7 LSSs in COSMOS RA ΛCDM (Frenck et al.) Current Observations COSMOS-21 is the Millennium Observation LargeLarge--scalescale searchsearch forfor emittersemitters LyLyαα zz == 2.52.5 –– 6.66.6 [OII][OII] zz == 0.150.15 –– 1.41.4 HHαα zz == 00 –– 0.410.41 ・・SystematicSystematic SearchSearch forfor ~~400,000400,000 EmissionEmission--LineLine ObjectsObjects ・・AccurateAccurate photophoto--zz forfor ~~1,000,0001,000,000 ObjectsObjects Accurate Photo-z & Emitter Survey Î Complementary !!! BroadBroad && Intermediate+NarrowIntermediate+Narrow (1)(1) LBGLBG vs.vs. LAELAE (2)(2) [Starburst[Starburst vs.vs. AGNAGN]] vs.vs. NormalNormal NeedsNeeds AGNAGN SEDSED templatestemplates (3)(3) zz--COSMOSCOSMOS vs.vs. COSMOSCOSMOS--2121 ÎÎ 1010 5 (sp(sp--z)z) vs.vs. 1010 6 (photo(photo--z)z) ÎÎ TemplateTemplate tuningtuning ÎÎ FeedFeed backback toto PhotoPhoto--zz businessbusiness MAHOROBAMAHOROBA--1111 (Yamada(Yamada F.F. S.S. etet al.al. 2005)2005) R=23 Spectroscopy ! z (phot) = 0.05 z (phot) = 4.13 MAHOROBAMAHOROBA--1111 QuasarQuasar SurveySurvey (Sasaki(Sasaki etet al.al. 2006)2006) CIV Quasar @ z=3.62 MAHOROBAMAHOROBA--1111 LAELAE toto LBGLBG RatioRatio @@ zz ~~ 33 –– 77 ((SumiyaSumiya etet al.al. 2006)2006) SDF SDF SummarySummary 11st ComparativeComparative StudyStudy ofof LSSLSS EvolutionEvolution betweenbetween ObservationsObservations andand TheoryTheory w/w/ accurateaccurate photophoto--zz mappingmapping 11st SystematicSystematic StudyStudy ofof EvolutionEvolution betweenbetween LGBLGB && LAELAE (or(or NormalNormal vs.vs. Emitters)Emitters) TheThe BiggestBiggest SurveySurvey forfor FaintFaint AGNsAGNs (>>(>>COMBOCOMBO--17)17) ÎÎ StarburstStarburst –– AGNAGN ConnectionConnection.