Herschel images of Fomalhaut - An extrasolar Kuiper belt at the height of its dynamical activity

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Table 3

Herschel photometry of Fomalhaut.

Band	Integrated	Flux contribution (%)^b
	flux (Jy)^a	Point source	Inner disk	Belt	Blow-out grains

PACS 70 μm	10.8 ± 0.9^c	5	21	74	27
PACS 160 μm	6.2 ± 0.6	2	23	75	7
SPIRE 250 μm	2.7 ± 0.3	2	25	73	3
SPIRE 350 μm	1.1 ± 0.1	2	27	71	2
SPIRE 500 μm	0.50 ± 0.05	2	29	69	2

Notes.

^(a)

Within a circular aperture with a radius of 52′′ (400 AU) around the geometric center of the belt.

^(b)

From the best-fit model.

^(c)

The excess flux at the location of the star is 50 ± 10% of the stellar flux at 70 μm, or 0.17 ± 0.02 Jy.

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