
	GRB hosts
	Project
	Database
	Presentations
	Publications
	Proposals
	Related links
	Glossary
	Programming

GRB 051221

	Redshift:	z =	0.5464	RA,Dec:	328.7010 16.8909
	Luminosity distance:	D =	3162.00 Mpc	Error:	0.00 arcmin
	Galactic dust extinction:	EB-V =	0.07
	Duration:	T₉₀ =	1.40 s	Error:	0.20

Downloads

[JPG] HST/WFPC2 F555W and F814W images of the host from Fong et al. (2010)
[PDF] Color composite Gemini image of the OT and host from Soderberg et al. (2006)
[PDF] Gemini spectrum of the host from Soderberg et al. (2006)

Host

	Stellar mass:	log(M_*/M_☉) =	8.61	Error:	0.64
	Metallicity:	log(Z/Z_☉) =	-	Error:	-
	Star formation rate:	SFR =	2.61 M_☉ yr^-1	Error:	-
	Specific star formation:	SSFR =	- Gyr^-1	Error:	-
	Optical extinction:	A_V =	-	Error:	-

Host SED

Obs. Wavelength (Å)	Flux (μJy)	References
5,407	6.6	Fong et al. (2010)
6,220	5.8 ± 0.5	Soderberg et al. (2006)
7,700	5.8 ± 0.9	Soderberg et al. (2006)
7,940	9.9	Fong et al. (2010)
9,000	5.9 ± 2.2	Soderberg et al. (2006)

Host emission line fluxes

Emission line	Flux (10-17 cgs)	References
[O II] λ3727	13.8	Soderberg et al. (2006)
Hγ	1.43	Soderberg et al. (2006)
Hβ	4.91	Soderberg et al. (2006)
[O III] λ4959	1.75	Soderberg et al. (2006)
[O III] λ5007	5.62	Soderberg et al. (2006)

Virtual Observatory resources


	SDSS DR5 image from SkyServer	DSS image from STScI

Record created: 10/23/2006 10:20:38 AM, record modified: 8/4/2010 5:57:49 AM