2026-04-29T06:34:18.672Z-47.8113115.885710manualconfirmedUSGS4.5mb1Origin/20260429070523.872525.97582Magnitude/20260429070523.872598.975832026-04-29T06:50:49.858818Z2026-04-29T07:05:23.883177ZWestern Indian-Antarctic Ridgeregion nameOrigin/20260429070523.872525.97582