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XID ProgrammeXID Programme
Imaging Programme: multiband Imaging Programme: multiband optical/NIR imaging of XMM fieldsoptical/NIR imaging of XMM fields
Core programme: spectroscopic/archival Core programme: spectroscopic/archival identification ofidentification of 1000 high b sources 0.5-4 keV > 101000 high b sources 0.5-4 keV > 10-13-13 erg cm erg cm-2-2 s s-1-1
1000 high b sources 0.5-4 keV > 101000 high b sources 0.5-4 keV > 10-14-14 erg cm erg cm-2-2 s s-1-1
1000 high b sources 0.5-4 keV > 101000 high b sources 0.5-4 keV > 10-15-15 erg cm erg cm-2-2 s s-1-1
1000 low b sources 0.1-10 keV > 101000 low b sources 0.1-10 keV > 10-14-14 erg cm erg cm-2-2 s s-1-1
AXIS highlightsAXIS highlights International Time Programme at International Time Programme at
La Palma: ~90 observing nights La Palma: ~90 observing nights Apr 2000 to Apr 2002Apr 2000 to Apr 2002
~20% of time used~20% of time usedMostly as expected:
Broad line AGN at high bActive Coronae at low b
But also:A BAL QSOA Be+White Dwarf? accreting binarySeveral NELGs
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AXIS wide-field imagingAXIS wide-field imaging
U(RGO)
g’(SDSS)
r’(SDSS)
i’(SDSS)
Z(Gunn)
H H Total
9 35 43 34 35 12 3 53
Optical: INT/WFCNear IR: INT/CIRSI
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AXIS identificationsAXIS identifications(as of December 1, 2000)(as of December 1, 2000)
Sources |b|>20 |b|<20 TotalAGN 19 - 19Act Coronae 4 12 16Nonact Stars 6 - 6NELGs 4 - 4Galaxies 4 - 4Acc binaries - 1 1Total 37 13 50
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Active CoronaeActive Coronae
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More active coronaeMore active coronae
Ca H&K
H
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The G21.5-09 field (b=-1º)The G21.5-09 field (b=-1º)
SS279
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A Be+WD? accretion A Be+WD? accretion binarybinary
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Broad Line AGNs and Broad Line AGNs and QSOsQSOs
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Redshift vs fluxRedshift vs flux
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A BAL QSO at z=1.82A BAL QSO at z=1.82
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Narrow-line X-ray emitting Narrow-line X-ray emitting galaxiesgalaxies
z=0.3
LX~8 1042 erg s-1
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What next?What next?
Another 15-20 optical spectra Another 15-20 optical spectra obtainedobtained
7.5 more spectroscopic nights before 7.5 more spectroscopic nights before end of 2000end of 2000
~100 spectroscopic identifications by the end of the year