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M31 IRAC Catalog

Published by NASA/IPAC Infrared Science Archive | National Aeronautics and Space Administration | Catalog Last Checked: November 10, 2026 at 11:56 PM | Dataset Last Updated: November 05, 2026
Spitzer IRAC Observations of the Extended Disk and Halo of M31 (M31 IRAC) covers the major and minor axes of M31 with total lengths of 6.6 and 4.4 degrees, respectively. The M31 IRAC Catalog includes 426,529 sources.

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