[vsnet-grb-info 13179] GRB 130427A: photo-z of possible SDSS host galaxy

GCN Circulars gcncirc at capella2.gsfc.nasa.gov
Wed May 1 02:00:20 JST 2013


TITLE:   GCN CIRCULAR
NUMBER:  14516
SUBJECT: GRB 130427A: photo-z of possible SDSS host galaxy
DATE:    13/04/30 16:59:55 GMT
FROM:    Alina Volnova at SAI MSU  <alinusss at gmail.com>

A. Vonova (IKI), L. Elenin (KIAM), A. Pozanenko (IKI)

We have investigated photo-z of possible host galaxy (Melandri et al., GCN
14452, Levan et al., 14455). Using LePhare sw (Arnouts et al. 1999, MNRAS,
310, 540; Ilbert et al. 2006, A&A, 457, 841) and SDSS  magnitudes  we
estimated a redshift of the galaxy z = 0.49 (+0.12,-0.24). This photo-z
value is compatible with a spectroscopy redshift (Levan et al., GCN 14455;
Xu et al., GCN 14478; Flores et al., 14491) and  confirms the SDSS galaxy
as the host.


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