2026-09-10T18:04:00.90876Z9.081591606140137-83.7257766723632810manualconfirmedIAG4.847428078983379mb1Origin/20260911150811.998951.47674Magnitude/20260911150811.999011.47675earthquakeIAGCosta Ricaregion nameusp2026rtuncontributorID