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GCN Circular 2165

Subject
IPN triangulation of GRB030422B (annulus)
Date
2003-04-24T16:30:36Z (22 years ago)
From
Kevin Hurley at UCBerkeley/SSL <khurley@sunspot.ssl.berkeley.edu>
K. Hurley and T. Cline, on behalf of the Ulysses and Konus GRB teams,

D. M. Smith, R. P. Lin, J. McTiernan, R. Schwartz, C. Wigger, W.
Hajdas, and A. Zehnder, on behalf of the RHESSI GRB team,

E. Mazets and S. Golenetskii, on behalf of the Konus-Wind GRB team, and

A. von Kienlin, G. Lichti, and A. Rau, on behalf of the INTEGRAL
SPI-ACS GRB team, report:

Ulysses, RHESSI, Konus-Wind, and INTEGRAL (SPI-ACS) observed this GRB at
32487 seconds.  As observed by Ulysses, it had a duration of
approximately 15 seconds, a 25-100 keV fluence of approximately
8.8E-05 erg/cm2, and a peak flux of approximately  1.3E-06 erg/cm2 s
over 0.50 seconds.

We have triangulated it to a preliminary annulus centered  at RA,
Decl(2000)= 333.705, -38.663 degrees, whose radius is 69.139 +/-  0.118
degrees (3 sigma ).

This annulus may be constrained and/or improved, but it is not known at
this point whether this event was observed by Mars Odyssey, and thus
whether a small error box can be derived for it.
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