Spectrophotometric analysis of gamma-ray burst afterglow extinction curves with X-Shooter

J. Japelj; S. Covino; A. Gomboc; S. D. Vergani; P. Goldoni; J. Selsing; Z. Cano; V. D’Elia; H. Flores; J. P. U. Fynbo; F. Hammer; J. Hjorth; P. Jakobsson; L. Kaper; D. Kopač; T. Krühler; A. Melandri; S. Piranomonte; R. Sánchez-Ramírez; G. Tagliaferri; N. R. Tanvir; A. de Ugarte Postigo; D. Watson; R. A. M. J.  Wijers

doi:10.1051/0004-6361/201525665

Home

All issues

Volume 579 (July 2015)

A&A, 579 (2015) A74

Full HTML

Free Access

Table 2

Results of the best-fit models of the broadband SEDs.

GRB	Extinction	N_H,X	β₁	β₂	ν_break^a	log N_HI(Lyα)	A_v	χ²/d.o.f.
	type	[10²² cm^-2]			[10¹⁵ Hz]	log cm^-2

100219A	LMC	<6.2	0.73			21.0	0.23	34.8/30
100418A	SMC	0.14	0.73	1.04	0.6		0.20	20.8/23
100814A	SMC	0.35	0.52	1.05	2.3		0.20	70.8/66
100901A	SMC	0.25	0.50	1.06	5.8		0.29	44.2/41
120119A	LMC	1.98	0.89			23.4	1.07	106.0/81
120815A	SMC	0.66	0.38	0.84	1.4	22.3	0.32	26.0/47
130427A	SMC	0.08	0.37	0.68	0.7		0.16	129.3/147
130603B	SMC	0.20	0.42	0.92	0.8		1.19	21.3/23
130606A^b	/	<3.5	0.96			19.9	<0.01	48.8/31

Notes.Detailed summary of the fitting results is outlined in Table A.1 and discussed in Sect. 3.

^(a)

Host rest-frame value.

^(b)

GRB 130606A is found to be consistent with A_V ~ 0, therefore no extinction curve is needed for modelling.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.