Focal Mechanism Catalog

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Focal Mechanism Catalog
Focal mechanisms automatically determined by the AQUA system.
Focal mechanisms are available for the period from August, 2004 to February, 2025.

Definition of Terms (Japanese only)					Year: Month:
Feb, 2025 * Map is displayed when you put a mouse cursor on a list.
Origin time (JST) *	Region *	Latitude *	Longitude *	Depth *	Mw	Strike	Dip	Rake	Varred	Number of station(s)	Type
2025-02-25 21:50:13	SOUTHERN IBARAKI PREF	36.0N	140.3E	89km	4.1	167.4˚/23.5˚	46.2˚/49.9˚	-116.8˚/-64.8˚	87.3	6	C
2025-02-25 01:30:44	S OFF TOMAKOMAI	42.3N	141.1E	116km	4.5	190.4˚/33.5˚	81.5˚/9.2˚	86.4˚/112.8˚	60.6	8	C
2025-02-24 07:07:09	NW OFF HOKURIKU DISTRICT	37.0N	136.3E	3km	4.3	170.8˚/35.3˚	26.4˚/70.5˚	48.6˚/108.2˚	87.7	11	C
2025-02-24 04:09:01	NW OFF HOKURIKU DISTRICT	37.0N	136.3E	2km	4.8	189.8˚/18.7˚	21.3˚/68.9˚	81.7˚/93.2˚	85.1	11	C
2025-02-24 04:07:53	SE OFF BOSO PENINSULA	34.8N	140.3E	83km	4.6	175.2˚/268.0˚	81.6˚/71.8˚	-18.4˚/-171.2˚	79.5	7	C
2025-02-23 13:08:08	SE OFF MIYAGI PREF	38.0N	141.7E	54km	4.4	211.4˚/350.7˚	59.1˚/38.3˚	113.8˚/56.0˚	87.2	8	C
2025-02-21 22:01:47	E OFF FUKUSHIMA PREF	37.5N	141.6E	53km	4.8	210.8˚/24.6˚	21.3˚/68.8˚	95.8˚/87.7˚	88.2	9	C
2025-02-21 13:41:29	NORTHERN IWATE PREF	39.8N	141.8E	66km	4.2	179.9˚/21.2˚	19.6˚/71.7˚	69.8˚/97.0˚	95.5	5	C
2025-02-20 22:13:48	EASTERN YAMANASHI PREF	35.4N	139.0E	26km	4.1	170.3˚/71.4˚	14.8˚/87.7˚	9.2˚/104.6˚	82.0	8	C
2025-02-20 09:56:51	NW OFF HOKURIKU DISTRICT	37.1N	136.1E	320km	4.7	170.2˚/76.6˚	87.9˚/30.4˚	59.7˚/175.8˚	91.5	10	C
2025-02-20 08:25:57	E OFF MIYAGI PREF	38.8N	142.4E	60km	4.3	177.1˚/324.2˚	37.2˚/57.5˚	117.3˚/70.8˚	89.4	5	C
2025-02-19 23:13:33	E OFF AOMORI PREF	41.5N	142.1E	54km	3.8	179.5˚/24.2˚	22.7˚/69.2˚	67.0˚/99.3˚	72.5	8	C
2025-02-19 19:36:26	NEAR KAGOSHIMA CITY	31.6N	130.8E	130km	4.0	161.5˚/42.3˚	88.6˚/2.9˚	-92.5˚/-29.3˚	66.5	6	C
2025-02-16 00:55:32	E OFF IWATE PREF	39.4N	142.4E	51km	3.7	327.2˚/232.4˚	80.5˚/63.4˚	27.0˚/169.4˚	79.5	4	C
2025-02-15 20:34:14	E OFF AOMORI PREF	41.0N	142.9E	33km	4.6	188.6˚/21.4˚	11.1˚/79.2˚	77.4˚/92.5˚	74.4	9	C
2025-02-15 19:59:21	NORTHERN TOCHIGI PREF	36.9N	140.2E	81km	3.4	267.1˚/358.7˚	89.8˚/7.0˚	-83.0˚/-178.4˚	57.5	4	C
2025-02-15 18:03:40	SE OFF MIYAGI PREF	37.8N	141.9E	55km	3.6	213.4˚/9.6˚	70.9˚/20.7˚	98.2˚/67.6˚	64.0	6	C
2025-02-13 06:04:30	E OFF MIYAGI PREF	38.3N	142.1E	51km	4.8	65.2˚/209.5˚	15.0˚/77.7˚	124.8˚/81.3˚	97.2	5	C
2025-02-12 23:37:38	SOUTHERN IWATE PREF	39.1N	141.9E	64km	4.6	172.9˚/34.4˚	60.6˚/37.0˚	66.5˚/125.3˚	92.9	5	C
2025-02-12 05:41:10	SW IBARAKI PREF	36.2N	139.9E	56km	4.0	238.7˚/353.6˚	38.2˚/71.7˚	149.4˚/55.9˚	68.9	8	C
2025-02-11 10:25:26	OFF NEMURO PENINSULA	42.7N	145.4E	27km	4.3	97.6˚/242.6˚	18.0˚/75.1˚	-56.3˚/-100.2˚	83.8	6	C
2025-02-10 23:16:59	S OFF TOMAKOMAI	41.7N	141.3E	83km	4.9	168.8˚/269.5˚	31.1˚/83.6˚	-12.5˚/-120.5˚	90.8	8	C
2025-02-09 23:42:47	ISE BAY REGION	34.6N	136.9E	320km	4.0	90.2˚/340.5˚	11.2˚/86.2˚	-159.9˚/-79.5˚	73.4	9	C
2025-02-09 15:55:46	OFF NEMURO PENINSULA	43.2N	145.5E	75km	3.8	4.6˚/252.6˚	82.9˚/18.4˚	-107.0˚/-23.1˚	61.7	3	C
2025-02-07 12:36:03	TAISETSU MOUNTAINS REG	43.2N	142.8E	150km	4.8	149.2˚/265.5˚	42.3˚/68.1˚	-33.7˚/-127.1˚	87.8	8	C
2025-02-03 17:24:33	S OFF URAKAWA	41.9N	143.0E	43km	3.8	228.4˚/26.5˚	45.4˚/46.8˚	105.8˚/74.6˚	71.4	7	C
2025-02-03 16:25:50	E OFF FUKUSHIMA PREF	37.6N	141.6E	64km	3.7	103.5˚/199.3˚	65.9˚/77.3˚	-13.9˚/-155.3˚	69.5	6	C
2025-02-02 17:13:11	E OFF FUKUSHIMA PREF	37.1N	141.2E	50km	3.9	185.6˚/28.2˚	21.4˚/70.1˚	68.8˚/98.1˚	87.9	6	C
2025-02-01 07:16:53	NEAR TANEGASHIMA ISLAND	30.8N	130.3E	150km	4.4	245.4˚/358.4˚	25.4˚/79.5˚	154.8˚/66.7˚	85.1	7	C
* It is a position and the time of centroid when classification is C. class C = AQUA-CMT class M = AQUA-MT

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