TITLE: GCN CIRCULAR NUMBER: 7380 SUBJECT: GRB080229, optical upper limit (Correction) DATE: 08/03/10 08:25:57 GMT FROM: Ryuuji Hara at U of Miyazaki R.Hara notes: I stated in GCN7337 as "The observation was started 17:05:03 UT, ~225 min after the Swift trigger time." but the correct one is "The observation was started 19:30:40 UT, about 146 min after the Swift trigger time." We apologize for any inconvenience this may have caused.