red-sequence evolution of galaxy clustersbackground.uchicago.edu/.../khullar_redseq_spt_des.pdf ·...
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Red-SequenceEvolutionofGalaxyClusters
withLindseyBleem andMikeGladdersKICP,UniversityofChicago
Outline:AstrophysicsandCosmology
• Motivation• SPT,DESProjects• ADESClassProjectIllustration,Autumn2016,UniversityofChicago
• CosmologywithGalaxyClusters– Membership,Richness,Mass• Thiswork
• Datasets• Datacuts – selectionfunctions• Analysis
• RedSequenceEvolutioninmotion
A.Kravtsov
Gladders etal.– RedSequenceClusterSurvey
Concepts:AnOverview
HaloMassFunction
Boucquet etal.
CurrentConstraints
WtG,Allen,Mantz etal SPT,deHaan etal.2017
SPT-SZCosmology
Bleem etal.2015
SPT-SZCosmology
deHaan etal.2017
ThisWork
DESRedMapper GalaxyClusters
DESRedmapper
Example:SPTClusterinDES
GK
Distributionincolor-magnitudespace:1ClusterTile
Mr r-z
GK
Backgroundcontamination
Finalproduct:RedSequenceEvolutionwithz
GKetal.2017