GCN Circular 28926

A. S. Moskvitin (SAO RAS) on behalf of GRB follow-up team report.

We observed the field of the ZTF20acozryr/AT2020yxz
Not found
 
 
 (Coughlin et al.,
GCN  28841
Not found
 
 
) associated with the GRB 201103B (Ursi et al., GCN 28831
Not found
 
 
;
Svinkin et al., GCNs 28844
Not found
 
 
, 28872
Not found
 
 
; Evans et al., GCN 28858
Not found
 
 
)
with Zeiss-1000 telescope of SAO RAS equipped with CCD photometer
on November 14, 20:58:48 -- 23:02:42 UT, t_mid - T0 = 11.1625 days.
We obtained 8 x 300 sec. images in Rc band.

The OT (Coughlin et al., GCN  28841
Not found
 
 
; Xu  et al., GCNs 28846
Not found
 
 
, 28847
Not found
 
 
;
Zhu et al., GCN 28854
Not found
 
 
; Evans et al., GCN 28858
Not found
 
 
; Mao et al.,
GCNs 28861
Not found
 
 
, 28863
Not found
 
 
; Belkin et al., GCNs 28862
Not found
 
 
, 28875
Not found
 
 
, 28883
Not found
 
 
, 28886
Not found
 
 
;
Sharma et al., GCN 28876
Not found
 
 
; Paek et al., GCN 28880
Not found
 
 
; Volnova et al.,
GCN 28925
Not found
 
 
) is clearly detected in the stacked image with the
brightness of R = 22.8 +/- 0.2. This preliminary photometry is
based on R2 magnitudes of nearby USNO-B1 stars.