2026-03-08T11:23:57.520555Z-54.176181793212898.73557472229003910manualconfirmedIAG5.26533730248871mb1Origin/20260310184229.930976.73653Magnitude/20260310184229.931041.73654earthquakeIAGBouvet Island Regionregion nameusp2026erlwcontributorID