TITLE: GCN CIRCULAR NUMBER: 12297 SUBJECT: GRB 110820A: Position udpate + 2nd epoch data DATE: 11/08/21 11:58:19 GMT FROM: Myungshin Im at Seoul Nat U Myungshin Im, Won-Kee Park (CEOU/Seoul National Univ), Soojong Pak, Giseon Baek, and Youngseok Oh (Kyunghee University) We revise the position of the afterglow candidate to be RA=22:52:46.49 Dec=70:17:53.6 with a positional error of ~0.5". The 2nd set of i-band images were taken 3 hrs after the 1st set (Im et al. GCN 12295). Our analysis of the data shows no significant fading of the object (dm < 0.1 mag) during that time span.