First light of the VLT planet finder SPHERE - IV. Physical and chemical properties of the planets around HR8799

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Volume 587 (March 2016)

A&A, 587 (2016) A58

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Table 5

Reddening parameters needed to ajust the peculiar T-type templates onto the 1−2.5 μm spectrophotometry of HR8799b and c (r, A_K) and to represent the 1–5 μm SED of these two planets (r_SED, A_{K_SED}).

Planet	Template	Grain specie	r	A _K	g′′	r_SED	A_{K_SED}
			(μm)	(mag)

b	2MASS J13243553+6358281	Corundum	0.45	0.30	1.93	0.40	0.50
		Enstatite	0.45	0.20	1.99	0.50	0.40
		Forsterite	0.45	0.30	1.87	0.45	0.30
		Iron	0.20	0.30	2.27	0.20	0.40

b	WISE J075430.95+790957.8	Corundum	0.70	0.80	2.90	0.75	2.00
		Enstatite	0.80	0.80	3.15	0.80	2.00
		Forsterite	0.65	0.90	2.95	0.70	2.20
		Iron	0.25	0.60	2.23	0.30	2.40

c	SDSS J151643.01+305344.4	Corundum	0.70	1.20	6.71	0.45	0.35
		Enstatite	0.80	1.40	6.75	0.55	0.40
		Forsterite	0.65	1.40	6.60	0.45	0.35
		Iron	0.25	0.90	6.62	0.20	0.35

c	WISE J064205.58+410155.5	Corundum	0.80	2.0	6.28	0.55	0.45
		Enstatite	0.85	1.4	6.43	0.40	0.60
		Forsterite	0.70	1.4	6.55	0.50	0.40
		Iron	0.25	0.7	7.60	0.20	0.25

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