[vsnet-grb-info 10923] GRB 110915A: 1.23m CAHA I-band observations
GCN Circulars
gcncirc at capella2.gsfc.nasa.gov
Fri Sep 16 07:54:24 JST 2011
TITLE: GCN CIRCULAR
NUMBER: 12342
SUBJECT: GRB 110915A: 1.23m CAHA I-band observations
DATE: 11/09/15 22:54:19 GMT
FROM: Javier Gorosabel at IAA-CSIC <jgu at iaa.es>
R. Sanchez-Ramirez (IAA-CSIC), N. Morales (IAA-CSIC), J. Gorosabel (IAA-CSIC), J.L. Ortiz (IAA-CSIC), P. Kubanek (U. Valencia & IAA-CSIC), A. de Ugarte Postigo (DARK/NBI), A.J. Castro-Tirado (IAA-CSIC), report on behalf of a larger collaboration:
"We imaged the field of the Swift GRB 110915A (Holland et al., GCN Circ 12335) with the 1.23m Calar Alto telescope. The observations were carried out in the I-band on Sep 15.7984-15.8500 UT (starting 5.81 hours after the GRB) with a total exposure time of 25 X 180 = 4500s. No object brighter than I=21.5 is detected in the XRT error circle (Evans et al., GCN Circ 12340)."
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