clash prediction and discovery

Post on 07-Jan-2016

20 Views

Category:

Documents

0 Downloads

Preview:

Click to see full reader

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 Presentation

TRANSCRIPT

CLASH Prediction and Discovery

Survey Limit

October 17, 2013 London 2

Postman et al. 2011

Candidates of z~10 in CANDLES

October 17, 2013 3London

Oesch et al. 2013

Candidate of z~12 in UDF

October 17, 2013 London

Bouwens et al. 2011

UDF-JD

October 17, 2013London

5

Ellis et al. 2013

Star Formation Rate Density

October 17, 2013 6London

Oesch et al. 2013

Extreme Emission Line Galaxies

October 17, 2013London

Brammer et al. 20137

Potential Contamination

October 17, 2013 8London

Emission Lines in Broad Bands

October 17, 2013 London 9

Color Selection

October 17, 2013 London 10

Coe et al. 2013

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

11

Equivalent Width vs. Magnitude

October 17, 2013 London 12

Distribution of Magnification

October 17, 2013 London13

Broad Band Property in Y Sample

October 17, 2013 London 14

Broad Band Property in J Sample

October 17, 2013 London 15

Candidates with Extreme High EW

October 17, 2013 London 16

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

top related