The first Frontier Fields cluster: 4.5 μm excess in a z ~ 8 galaxy candidate in Abell 2744

N. Laporte; A. Streblyanska; B. Clement; I. Pérez-Fournon; D. Schaerer; H. Atek; F. Boone; J.-P. Kneib; E. Egami; P. Martínez-Navajas; R. Marques-Chaves; R. Pelló; J. Richard

doi:10.1051/0004-6361/201323179

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Volume 562 (February 2014)

A&A, 562 (2014) L8

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Table 2

Photometry of the z ~ 8 galaxy candidate.

Filter	F105W	F125W	F140W	F160W	3.6 μm	4.5 μm

Abell2744_Y1	27.50	26.32	26.26	26.25	>25.48^a	25.16
	±0.08	±0.04	±0.03	±0.04		±0.16

Notes. Kron-like aperture corrected photometry. Error bars are computed using noise measured in empty apertures around the object.

^(a)

3σ limit at the position of our candidate.

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