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GCN Circular 13080

Subject
GRB 120320A: BOOTES-4 optical upper limit
Date
2012-03-21T01:05:22Z (12 years ago)
From
Alberto Castro-Tirado at Inst.de Astro. de Andalucia <ajct@iaa.es>
J.C. Tello (IAA-CSIC), P. Kubanek (IP AS CR & IAA-CSIC), J. Gorosabel
(IAA-CSIC), A.J. Castro-Tirado (IAA-CSIC), S. Guziy (Nikolaev St. Univ.),
Yufeng Fan, Xiaohong Zhao, Jiming Bai, Chuanjun Wang and Yuxin Xin
(Yunnan National Astronomical Observatory) and Chenzhou Cui
(Beijing National Astronomical Observatory),
report on behalf of a larger collaboration:

"We observed the field of GRB 120320A (Markwardt et al., GCNC 13071),
detected by Swift/BAT, with the 0.6m BOOTES-4/MET telescope at the Lijiang
Astronomical Observatory, China. Unfiltered images were obtained
starting 13:48:44UT at high airmass (2h12m after the burst, limited by the
local horizon). The resulting limiting magnitude (63 x 180s) is 16.3 when
calibrated with the R1Mag value of USNO-B1.0 catalogue stars."

This message may be cited.

[GCN OPS NOTE(21mar12): Per author's request CW & YX were added to the 
author list.]
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