2 papers
astro-ph2006
Star Cluster Analyses from Multi-Band Photometry: the Key Advantage of SALT's U-band Sensitivity
Uta Fritze - v. Alvensleben, Polychronis Papaderos, Peter Anders +3
Conventionally, CMD analyses of nearby star clusters are based on observations in 2 passbands. They are plagued by considerable degeneracies between age, metallicity, distance (and…
astro-ph2004
Mid-infrared selection of AGN
Martin Haas, Ralf Siebenmorgen, Christian Leipski +6
Since a large fraction of active galactic nuclei (AGN) is missed in common UV-excess surveys and is even hard to find in radio, near-IR and X-ray surveys, we have used a new AGN se…