20-05-2008 agn 8 - torino a panchromatic view of the evolution of supermassive black holes elisabeta...
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20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
A Panchromatic view of the A Panchromatic view of the evolution of Supermassive evolution of Supermassive
Black HolesBlack Holes
Elisabeta LussoElisabeta Lusso
Dip. di Astronomia, Università di Bologna - Dip. di Astronomia, Università di Bologna - INAF INAF
Andrea Comastri, Marcella Brusa, Gianni Zamorani, Andrea Comastri, Marcella Brusa, Gianni Zamorani, Roberto Gilli, Cristian Vignali, Marco Mignoli, Paolo Roberto Gilli, Cristian Vignali, Marco Mignoli, Paolo Ciliegi, Carlotta Gruppioni, Francesca PozziCiliegi, Carlotta Gruppioni, Francesca Pozzi
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Reasons for studying SED’sReasons for studying SED’sTo understand the physical processes To understand the physical processes
underlying AGN emissionunderlying AGN emissionTo search for luminosity and redshift To search for luminosity and redshift
dependence of AGN broad band spectradependence of AGN broad band spectraTo compute the bolometric luminosity and, if the To compute the bolometric luminosity and, if the
mass estimate is available, the accretion ratesmass estimate is available, the accretion ratesTo calculate the bolometric luminosity function To calculate the bolometric luminosity function
and its evolutionand its evolution
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
XMM-Newton wide-field survey in XMM-Newton wide-field survey in the Cosmos fieldthe Cosmos field
SED’s of a X-ray selected SED’s of a X-ray selected sample ( > 1800):sample ( > 1800):
Spectro-z forSpectro-z for337 Type 1 AGN 337 Type 1 AGN 284 Type 2 AGN 284 Type 2 AGN type 2: emission line type 2: emission line
optical spectra & galaxy optical spectra & galaxy spectraspectra
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Type 1 AGNType 1 AGN
Solid black line: Elvis et al. (2004) Radio quiet & Radio loud Solid green line: Richards et al. (2006) mean SDSS SED
From the left to the right:Red points : VLA 1.4 GHz (Shinnerer et al. 2007)Brown points : MIPS 24 micron (Aussel et al. 2008)Red-green-cyan and blue points: 4 IRAC channels (Sanders et al. 2007)Grey points: K-band (Mc Cracken et al. 2008) “Optical catalog” by Capak et al. (2007)
Soft X band [0.5 , 2] keVHard X band [2 , 10] keV
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Type 1 AGNType 1 AGN
black line: Elvis Radio quietRichards mean SED:green line: Optically Luminousblue line: Optically Blue SDSS cyan line: mean SDSS SEDred line: Optically red SDSSorange line: Optically dim SDSS
erg/sec
60kbol
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Type 2 AGNType 2 AGN
black line: n6240 templategreen line: Sy 2 templateblue line: Sy 1.8red line: red QSO
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
M. Polletta et al. (2007)black line: n6240 templategreen line: Sy 2 templateblue line: Sy 1.8red line: red QSO
65kbol
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Bin 2: 42.20 < LOG(L[2-10 keV] )< 43.96 Δlog(L)=1.76 215 obj
Type 2 AGNType 2 AGN
black line: n6240 templategreen line: Sy 2 templateblue line: Sy 1.8red line: red QSO
Bin 1: 42.24 < LOG(L[2-10 keV] )< 43.99 Δlog(L)=1.75 75 obj
Type 1 AGN
black line: Elvis Radio quietRichards mean SED:green line: Optically Luminousblue line: Optically Blue SDSS cyan line: mean SDSS SEDred line: Optically red SDSSorange line: Optically dim SDSS
1.7α
0.65α
ox
x
1.23α
0.34α
ox
x
[erg/sec]103.6L 45
bol [erg/sec]108.1L 45bol
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Bin 3: 44.00 < LOG(L[2-10 keV] )< 45.04 Δlog(L)=1.04 32 obj
black line: n6240 templategreen line: Sy 2 templateblue line: Sy 1.8red line: red QSO
Type 2 AGNType 2 AGNType 1 AGNBin 2: 44.01 < LOG(L[2-10 keV] )< 45.04 Δlog(L)=1.03 243 obj
black line: Elvis Radio quietRichards mean SED:green line: Optically Luminousblue line: Optically Blue SDSS cyan line: mean SDSS SEDred line: Optically red SDSSorange line: Optically dim SDSS
1.42α
0.62α
ox
x
1.12α
0.2α
ox
x
[erg/sec]102.6L 46
bol [erg/sec]108.6L 45bol
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Bin 1: 39.94 < LOG(L[2-10 keV] )< 42.19 Δlog(L)=2.25 37 obj
Bin 3: 45.04 < LOG(L[2-10 keV] )< 45.39 Δlog(L)=0.35 19 obj
Type 2 AGNType 2 AGNType 1 AGN
black line: Elvis Radio quietRichards mean SED:green line: Optically Luminousblue line: Optically Blue SDSS cyan line: mean SDSS SEDred line: Optically red SDSSorange line: Optically dim SDSS
black line: n6240 templategreen line: Sy 2 templateblue line: Sy 1.8red line: red QSO
1.4α
0.4α
ox
x
1.7α
0.65α
ox
x
[erg/sec]105.7L 46
bol [erg/sec]103.66L 44bol
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
Preliminary ResultsPreliminary Results
Not so many differences from Elvis & Not so many differences from Elvis & Richards SED’s in the second and third Richards SED’s in the second and third bin of type 1 AGNbin of type 1 AGN
Low L type 1 AGN present a maximum at Low L type 1 AGN present a maximum at about 1 micron instead of a minimumabout 1 micron instead of a minimum
Total type 2 – Sy2 template (Polletta)Total type 2 – Sy2 template (Polletta)Luminous type 2 – Red QSOLuminous type 2 – Red QSOFaint type 2 – Galaxy template?Faint type 2 – Galaxy template?
20-05-2008 AGN 8 - Torino20-05-2008 AGN 8 - Torino
To do list…To do list…
Estimate of type 2 SED’s (including photo-z)Estimate of type 2 SED’s (including photo-z) Luminosity, redshift dependence, host galaxies, …Luminosity, redshift dependence, host galaxies, …
Testing various scenario for formation and co-evolution of Testing various scenario for formation and co-evolution of SMBH and host galaxy (in particular the effect of feedback on SMBH and host galaxy (in particular the effect of feedback on the host galaxy due to the nuclear activity and the relationship the host galaxy due to the nuclear activity and the relationship between stellar accretion rate and nuclar accretion)between stellar accretion rate and nuclar accretion)