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Fig. 1

Spitzer Image of the Carina Nebula; overlay of IRAC4 at 8μ (red), IRAC2 at 4.5μ (green), and IRAC1 at 3.6μ (blue) on a logarithmic color scale. The dominating stellar clusters Tr 14 and 16 and the two brightest stars Eta Car and HD 93129AB are indicated. The field size is 66′ × 31′.
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