clash prediction and discovery
DESCRIPTION
CLASH Prediction and Discovery. Survey Limit. Postman et al. 2011. Candidates of z ~10 in CANDLES. Oesch et al. 2013. Candidate of z ~12 in UDF. Bouwens et al. 2011. UDF-JD. Ellis et al. 2013. Star Formation Rate Density. Oesch et al. 2013. Extreme Emission Line Galaxies. - PowerPoint PPT PresentationTRANSCRIPT
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CLASH Prediction and Discovery
Survey Limit
October 17, 2013 London 2
Postman et al. 2011
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Candidates of z~10 in CANDLES
October 17, 2013 3London
Oesch et al. 2013
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Candidate of z~12 in UDF
October 17, 2013 London
Bouwens et al. 2011
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UDF-JD
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Ellis et al. 2013
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Star Formation Rate Density
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Oesch et al. 2013
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Extreme Emission Line Galaxies
October 17, 2013London
Brammer et al. 20137
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Potential Contamination
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Emission Lines in Broad Bands
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Color Selection
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Coe et al. 2013
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Emission Line Galaxies in CLASH Database
October 17, 2013 London
58 candidates in J sample (F125W) 21 candidates in Y sample (F105W) Continuum magnitude 24-30 Largest EW >3000 Å in restframe Source density ~3× CANDELS
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Equivalent Width vs. Magnitude
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Distribution of Magnification
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Broad Band Property in Y Sample
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Broad Band Property in J Sample
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Candidates with Extreme High EW
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Emission line galaxies of z~1.5 are common at the faint end
Some of them exhibit very large equivalent widths Potential misidentification as z~7 galaxies with
very blue continuum Potential misidentification with z~11 galaxies
Summary
October 17, 2013 London 17