Early in the second half, referee Alain Hamer of Luxembourg dismissed the Algerian goalscorer Mamouni, who had been booked in the first half, for needlessly pushing Ahmed Hassan in the face.
Newcastle interim boss Kinnear again left Owen - not long ago a hugely prolific goalscorer for England - on the bench, while Wigan were evidently handicapped by the absence of first-choice strikers Emile Heskey and Amr Zaki.