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GCN Circular 3823

Subject
GRB 050817: Optical observations
Date
2005-08-17T19:20:46Z (19 years ago)
From
Javier Gorosabel at LAEFF-INTA, Madrid <jgu@laeff.esa.es>
P. Tristram (Canterbury Univ. Mt John Observatory), 
A. de Ugarte Postigo, J. Gorosabel, S. Guzyi, M. Jel��nek, 
A.J. Castro-Tirado(IAA-CSIC), Ph. Yock (Univ. of Auckland) report

" We have observed the field of GRB050817 (Fox et al., GCN 3819) with
the 0.6m MOA telescope at Mt. John Astronomical Observatory using the
wide red and wide blue MOA filters. A combination of 3x300s red-band 
exposures with mean epoch at 14:18:00 UT (1.97 hours after the burst)
shows no new object in the error-box down to a limiting magnitude of
18.5. We note that there is a saturated difraction spike from a nearby
star crossing the field which hides aproximately 5% of it."

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