TITLE: GCN CIRCULAR NUMBER: 29583 SUBJECT: INTEGRAL IBAS Alert n.9020 not a GRB DATE: 21/02/27 05:20:58 GMT FROM: Sandro Mereghetti at IASF-Milano/INAF S.Mereghetti (INAF, IASF-Milano), D.Gotz (CEA, Saclay), C.Ferrigno, E.Bozzo, V.Savchenko (ISDC, Versoix), L.Ducci (IAAT, Germany and ISDC, Versoix) and J.Borkowski (CAMK, Torun) report: The IBAS Alert n. 9020 distributed at 04:34:01 UT of February 27, 2021 was caused by a slightly inaccurate satellite attitude determination. It is not related to a GRB or any other variable source