'Lick indices' presentation slideshows

Spectral Indices

Spectral Indices. Broad Band Colors are affected by the AGE-METALLICITY DEGENERACY Spectral indices have been introduced to overcome this problem. Lick Indices. Definition: Worthey, Faber, Gonzales, Burstein 1994. EW, e.g.:. MAG, e.g.:. Measurement:. Kuntschner and Davies 1997.

640 views • 31 slides

Data-Intensive Statistical Challenges in Astrophysics

Data-Intensive Statistical Challenges in Astrophysics. Alex Szalay The Johns Hopkins University Collaborators: T. Budavari, C-W Yip (JHU ), M. Mahoney (Stanford), I. Csabai, L. Dobos (Hungary). The Age of Surveys. Angular Galaxy Surveys ( obj ) 1970 Lick 1M 1990 APM 2M

363 views • 27 slides

Evolutionary Population Synthesis models

Advanced Lectures on Galaxies (2008 INAOE): Chapter 4. Evolutionary Population Synthesis models. Divakara Mayya INAOE http://www.inaoep.mx/~ydm. What do we try to synthesize?. Observed quantities (spectrum, colors, Luminosity etc.) from a region of a galaxy which consists of

384 views • 26 slides

Deriving galaxy ages and metallicities using 6dF

Deriving galaxy ages and metallicities using 6dF. 6dFGS Workshop April 2005 Rob Proctor (Swinburne University of Technology) Collaborators: Philip Lah (ANU) Duncan Forbes (Swinburne University of Technology) Warrick Couch (UNSW) Matthew Colless (AAO). Aim and Outline. Aim:

386 views • 26 slides

Lick index system definition at the RSS/SALT

295 views • 16 slides