The Wolf-Rayet features and mass–metallicity relation of long-duration gamma-ray burst host galaxies

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Volume 514 (May 2010)

A&A, 514 (2010) A24

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Table 5:

Properties of WR stars in GRB hosts.
Ion	980703		020405		020903		031203		060218
	F	L	F	L	F	L	F	L	F	L
$\rm {blue\ bump}$ ( $\lambda4650$ )^a	-	-	$0.18 \pm 0.09$	$654.39 \pm 326.21$	$1.52 \pm 0.31$	$97.22 \pm 42.90$	$10.65 \pm 6.06$	$114.87 \pm 65.37$	$8.08 \pm 3.25$	$6.49 \pm 2.41$
$\rm {red \ bump}\ (\lambda$ 5008)	-	-	-	-	$0.50\pm0.10$	$32.10 \pm 7.30$	-	-	-	-
CIII $\lambda5696$	-	-	-	-	-	-	-	-	3.76 $\pm$ 1.10	$2.48\pm0.76$
WNL	-		-		$2117 \pm 721$		5743 $\pm$ 3268		$324 \pm 120$
WCE	-		-		$1070 \pm 210$		-		-
WCL	-		-		-		-		$31 \pm 10$
WR/O	-		$0.04\pm0.03$		$0.21 \pm 0.06$		$0.01 \pm 0.01$		$0.11 \pm 0.04$

Notes. WR emission line fluxes (F, corrected for Galactic extinction) are in units of $10^{-17}~\rm{erg}~\rm{s}^{-1}~cm^{-2}$ , Luminosities (L) are in units of $10^{38}~\rm {erg}~\rm {s}^{-1}$ . ^(a) Fluxes and luminosities of nebular lines were subtracted.

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