TITLE: GCN GRB OBSERVATION REPORT NUMBER: 817 SUBJECT: Re: GRB 000926, optical observation by Oksanen (vsnet-grb) DATE: 00/09/29 13:24:22 GMT FROM: Taichi Kato at Kyoto U Addendum to GCN No. 813: Important information was missing, sorry. The observation referred in GCN 813 was done by Arto Oksanen, Nyrola Observatory, Finland. (http://www.ursa.fi/sirius/nytt/nytt_info.html) The observation was done using a 40-cm f6.3 SCT telescope. The image was combined from 17 240s unfiltered exposures around September 28 19:00 UT. Regards, Taichi Kato