Mw 6.3 Southeast Indian Ridge

On 4 February 2022 a strong earthquake occurred at the Southeast Indian Ridge at a depth of 10 km. The seismic event occurred at 20:25:09 UTC and had an estimated moment magnitude (Mw) 6.3.

Larger seismic activity was anticipated for 3-4 February, primarily due to the Mercury-Sun-Neptune conjunction on the 2nd in combination with a lunar conjunction with Jupiter later on the same day.

Mercury-Sun-Jupiter       2022-01-30, 21:25:24  341°37'42"
Mercury-Sun-Neptune       2022-02-02,  7:46:47  352°20'12"
Earth-Sun-Saturn          2022-02-04, 19:07:30  315°38'33"

Earth-Moon-Sun            2022-02-01,  5:04:44  312°00'13"
Earth-Moon-Saturn         2022-02-01, 10:23:01  315°14'20"
Earth-Moon-Jupiter        2022-02-02, 23:21:16  337°22'15"
Earth-Moon-Neptune        2022-02-03, 23:19:34  351°13'32"
					

SSGI depiction of planetary (PG) and lunar (LG) geometry