[vsnet-grb-info 14933] GRB 140508A: 1.23m CAHA BVRI-band observations

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  16227
SUBJECT: GRB 140508A: 1.23m CAHA BVRI-band observations
DATE:    14/05/08 23:02:30 GMT
FROM:    Javier Gorosabel at IAA-CSIC  <jgu at iaa.es>

J.  Gorosabel  (UPV-EHU/IAA-CSIC),  A. Sanchez-Lavega  (UPV/EHU), S.  Perez-Hoyos   (UPV/EHU), R. Hueso (UPV/EHU), J. Ugarte  (UPV/EHU), I. Ordonez (UPV/EHU),  E. Arandia (UPV/EHU), I. Perez de Nanclares (UPV/EHU), on behalf of the BEGIRA project:

"We observed  the  field  of GRB140508A (GCN Cir. 16224,16225) starting on May 8.93559  UT. The optical transient detected by Singer et al. (GCN Cir. 16226) is clearly detected in our images with an approximate Vega magnitude  of R=18.8 with respect to the USNO B1.0."