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GRB 990123

	Redshift:	z =	1.6000	RA,Dec:	231.3760 44.7664
	Luminosity distance:	D =	11817.00 Mpc	Error:	0.00 arcmin
	Galactic dust extinction:	EB-V =	0.02
	Duration:	T₉₀ =	63.30 s	Error:	-

Downloads

[GIF] STIS/HST image of the host from Bloom et al. (2002)
[JPG] STIS/HST image of the host and afterglow from Bloom et al. (1999)
[PDF] Spectrum of the optical transient from Kulkarni et al. (1999)

Host

	Stellar mass:	log(M_*/M_☉) =	9.42	Error:	0.49
	Metallicity:	log(Z/Z_☉) =	-	Error:	-
	Star formation rate:	SFR =	5.72 M_☉ yr^-1	Error:	-
	Specific star formation:	SSFR =	- Gyr^-1	Error:	-
	Optical extinction:	A_V =	-	Error:	-

Host SED

Obs. Wavelength (Å)	Flux (μJy)	References
3,612	0.583 ± 0.083	Christensen et al. (2004)
4,358	0.846 ± 0.079	Christensen et al. (2004)
5,578	0.79 ± 0.11	Christensen et al. (2004)
6,595	0.998 ± 0.091	Christensen et al. (2004)
7,906	0.88 ± 0.12	Christensen et al. (2004)
21,648	1.32 ± 0.36	Christensen et al. (2004)
45,000	< 3.6	Le Floc'h et al. (2006)
80,000	< 17.1	Le Floc'h et al. (2006)
240,000	< 82	Le Floc'h et al. (2006)
8,565,000	< 1800	Tanvir et al. (2004)

Host emission line fluxes

Emission line

Flux (10-17 cgs)

References

Virtual Observatory resources


	SDSS DR7 image from SkyServer	DSS image from STScI

Record created: 11/9/2006 10:15:34 AM, record modified: 8/17/2011 8:28:21 AM