A <i>Spitzer Space Telescope</i> Study of Disks in the Young σ Orionis Cluster

Hernández, Jesús; Hartmann, Lee; T. Megeath, S.; Gutermuth, Robert; Muzerolle, James; Calvet, Nuria; K. Vivas, A.; Briceño, César; Allen, L.; R. Stauffer, J.; T. Young, Erick; G. Fazio, G.

doi:10.1086/513735

Public

A Spitzer Space Telescope Study of Disks in the Young σ Orionis Cluster

Published in The Astrophysical Journal • Jun 11, 2007

Authors:

Jesús Hernández

Lee Hartmann

S. T. Megeath

Abstract

We report new Spitzer Space Telescope observations, using the IRAC and MIPS instruments, of the young (~3 Myr) σ Orionis cluster. We identify 336 stars as members of the cluster, using optical and near-infrared color-magnitude diagrams. Using the spectral energy distribution slopes in the IRAC spect...

Subject

Physics

Astrophysics

Spitzer Space Telescope

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