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![]() TITLE: GCN CIRCULAR NUMBER: 10383 SUBJECT: GRB 100205A: GROND upper limits DATE: 10/02/06 20:58:37 GMT FROM: Ana Nicuesa at TLS Tautenburg <ana@tls-tautenburg.de> A. Nicuesa (Tautenburg Obs.), T. Kruehler (MPE), A. Rossi (Tautenburg Obs.), and J. Greiner (MPE Garching) report on behalf of the GROND team: We observed the field of GRB 100205A (Swift trigger #411248; Racusin et
al., GCN 10361) simultaneously in g'r'i'z'JHK with GROND (Greiner et al.
2008, PASP 120, 405) mounted at the 2.2 m MPI/ESO telescope at LaSilla
Observatory (Chile).
Due to cloud coverage, observations started only on 05 Feb. 2010 at
06:37:58 UT, 2.3 h after the burst, and were severely affected by passing
cirrus.
In stacked images with a total integration time of 12 minutes in JHK and
13 minutes in g'r'i'z' we do not detect the NIR afterglow candidate
reported by Tanvir et al. (GCN 10366) down to the following limits, all
in the AB system:
g' > 22.8,
r' > 23.0,
i' > 22.4,
z' > 22.2,
J > 21.0,
H > 20.6 and
K > 20.3
These upper limits have been obtained using SDSS and 2MASS field stars as
reference, and are consistent with the magnitudes reported by
Cucchiara et al. (GCN 10374).
This site was created by Robert Quimby
Database maintained by Robert Quimby, Erin McMahon, and Jeremy Murphy Information displayed on this site is compiled from GCN Circulars and other sources as indicated. |
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