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Stellar Masses • Compare to MPA JHU mass catalog – Well tested stellar masses for SDSS galaxies – Uses Fiber photometry for fits • Assume Stellar Mass proportional to flux – Scale masses – Compare derived masses to scaled MPA-JHU masses log mass_MPA_JHU scaled =log mass_MPA_JHU −0.4r fiber −r photo 6/1/2011 Creating Matched Aperture Photometry 14
Comparisons 6/1/2011 Creating Matched Aperture Photometry 15
Page 1 and 2: Matching SDSS and UKIDSS Photometry
Page 3 and 4: Why Match Galaxy at redshift of 0.
Page 5 and 6: Surveys II • Galaxy photometry -
Page 7 and 8: GAMA DR1 Hill et al MNRAS 2010 Arxi
Page 9 and 10: Alternative Approach • Can we tak
Page 11 and 12: Data • Focus on GAMA fields - UKI
Page 13: Stellar Mass • How do we know if
Page 17: Thank you 6/1/2011 Creating Matched

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