School Contents
Introduction to extragalactic surveys I. Pérez
- Types of extragalactic surveys (wide, deep, imaging, spectroscopy, …)
- Field selection (extinction, area, cosmic variance, ancillary data, …)
- Multiwavelength (X-ray, FIR, …), multimode (imaging & spectroscopy) and cross-correlation (searching counterparts…)
- Applications (wavelength coverage and depth), SED derivation
- Survey design depending of scientific objectives
Existing and planned surveys I. Pérez
- Historical surveys (Sandage, 2dF…)
- HDF, HUDF, SXDS, SDSS, GOODS, COSMOS, AEGIS, ECDF, GEMS, FIRST, 2MASS…
- Survey dynamics (schedule, total time elapsed, time invested, exploitation, lifetime,…)
- Future surveys
High redshift galaxies A. Fernández Soto
- History (highest redshift vs. time)
- Detection methods
- Types of high redshift galaxies (BzK, LAE, LBG, SMG, EROS, …)
- Overview on the relation between the different types. Prospectives
- Role of extragalactic surveys in studying high redshift galaxies (including: concept of photo-z, advantages and limitations, codes, choosing the proper set of templates, etc as preparation for the workshop on photo-z)
Galaxy formation and evolution C. Conselice
- Historical theories
- Current theories
- Observational evidence. Pros and Cons
- AGN role, SFRd evolution, metallicity evolution, dust evolution
- Future prospects from extragalactic surveys
Large scale structures V. Martínez
- Definition, magnitudes, sizes, detection techniques
- Origin and evolution
- Cosmological role (e.g. hot vs. cold DM)
- Role of extragalactic surveys in studying large scale structures
- The next generation: BAOs
Clusters of galaxies J. Santos
- Introduction to galaxy clusters (definition, interest & applications, historical perspective, simulations)
- The constituents of clusters (dark matter, baryons as galaxies and ICM)
- Galaxies in clusters (passive evolution, SF, morphology-density relation, colours, CMR, size evolution, the BCG)
- Complex non gravitational processes (cool cores, feedback & AGN connection, outskirts, metal enrichment)
- Cluster detection techniques (X-ray, optical/IR, SZ)
- Role of extragalactic surveys/Missions in studying clusters of galaxies (X-rays: XXL, XDCP; IR: IDCS, MADCOWS, Herschel; Planck survey, SPT, ACT)
- High redshift clusters and what we can learn from them (recent results, properties of the most distant systems, connection to proto-clusters, implications for cosmology)
- Proto-cluster detection techniques
- Future prospects
The Galactic Halo through extragalactic surveys G. Bono
- Early formation and evolution of the Halo
- Star Counts and Halo parametric models
- Halo density profile and tidal streams
- Globular clusters and field RR Lyrae as tracers of the Halo
- Inner and outer Halo: stellar populations and kinematics
- Halo metallicity gradient
- Extragalactic surveys to constraint Halo structure
The Local Group as a proxy for galaxy evolution Giuseppina Battaglia
- Introduction to Local group galaxies
- Stellar populations in the outskirts of dwarf galaxies
- SFH, chemical properties and dark matter content of dwarf galaxies
- Local Group evolution in the context of galaxy evolution
Workshop on data mining Luis Sarro
- Data preparation, preprocessing, the curse of dimensionality, feature selection, dimensionality reduction, VO
- Supervised classification and regression
- Unsupervised classification
- Model evaluation
- Astrostatistics
- Worked examples on COSMOS data
Workshop on analysis tools D. Cristóbal
- Extracting sources from raw data
- Segregating stars from galaxies
- Performing photometry
- Morphological classification
- Cross-correlating surveys
- Counterpart selection
- Worked examples
Workshop on photo-z A. Fernández Soto & A. Molino
- Configuring and running BPZ
- Calibrating photo-z
- Interpreting the results (SED fitting and PDZs)
- Worked example using COSMOS field with ALHAMBRA data