Alert Survey - Earthquake parameters in region Off east coast of Honshu, Japan, date 2026-04-20 08:08:54, lat 39.96, lon 143.38

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Earthquake parameters in region Off east coast of Honshu, Japan,
date 2026-04-20 08:08:54, lat 39.96, lon 143.38, depth 33 km, mb: 5.2/18
detemined with station data:

N	Code	Time	Phase	Delta	Azimuth	Residual	Ms	mb	Network
1	ERM	08:09:28.2	P	2.06	355	1.7	-	-	HSS
2	JKA	08:09:57.4	P	4.19	352	1.5	-	-	IDC
3	YUK	08:09:59.1	P	4.47	24	-0.6	-	-	SAGSR
4	MAJO	08:10:10.4	P	5.31	232	-0.9	-	-	JMA
5	YSS	08:10:34.2	P	7.01	357	-0.4	-	-	SAGSR
6	KLR	08:11:48.9	P	12.43	322	0.1	-	-	OBGSR
7	ZEA	08:12:54.5	P	17.59	327	-2.3	-	-	SAGSR
8	MA2	08:13:26.8	P	20.18	11	0.8	-	5.2	NEGSR
9	TUP	08:13:37.7	P	21.37	320	-1.1	-	5.3	BAGSR
10	YAK	08:14:01.9	P	23.62	344	-0.4	-	5.3	YAGSR
11	SEY	08:14:02.2	P	23.63	10	-0.2	-	5.3	NEGSR
12	ULN	08:14:34.5	P	27.13	299	0.1	-	4.9	OBM
13	BILL	08:15:06.0	P	30.85	17	-1.3	-	4.5	NEGSR
14	ORL	08:15:18.5	P	32.15	308	-0.2	-	4.8	BAGSR
15	DGZ	08:16:26.8	P	40.00	303	1.0	-	5.1	ASGSR
16	ZAA0B	08:16:34.9	P	41.15	310	-0.4	-	4.7	RIPT
17	MK31	08:16:57.4	P	43.93	300	-0.5	-	5.0	NNC
18	KURK	08:17:09.3	P	45.40	306	-0.2	-	5.3	NNC
19	BORK	08:17:43.8	P	49.82	311	-0.1	-	5.1	NNC
20	AAK	08:17:48.6	P	50.50	297	-0.5	-	5.0	KYRG
21	ARTI	08:18:24.4	P	55.32	318	-0.2	-	5.6	OBGSR
22	JZAX	08:18:30.5	P	56.20	297	-0.4	-	5.2	IRIS-IDA
23	ZEI	08:20:03.9	P	70.14	309	0.5	-	5.2	OBGSR
24	KIV	08:20:05.3	P	70.15	311	1.7	-	5.8	OBGSR
25	KBZ	08:20:04.5	P	70.17	311	0.9	-	5.5	RIPT