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Date and time	2012-03-20 21:07:10.1 UTC
Latitude	-23.822
Longitude	-175.668
Depth	42
Magnitude	5.1 mb
Region	TONGA REGION
Latest update	2016-04-19 07:23:30.6 UTC

rms	1.35 s
N° phases used for the localisation	105
N° stations used for the localisation	105
Gap	76.0 °
95% confidence ellipse
semi major	10.80
semi minor	7.20
Azimuth	137 °
Location Type	manual

Download data for this event

Note: links can take up to 20 minutes from the earthquake to become available

code	Distance°	EvAz	A/M	Phase	Pick time	Residual	T
RAO	5.770	200	A	Pn	2012-03-20 21:08:34.4	1.20	T
MSVF	8.440	315	A	Pn	2012-03-20 21:09:12.4	2.50	T
MSVF	8.440	315	M	P	2012-03-20 21:09:12.7	2.80	T
URZ	15.660	202	A	Pn	2012-03-20 21:10:47.5	-0.20	T
DZM	16.570	273	M	P	2012-03-20 21:11:01.6	0.10	T
BKZ	16.680	202	A	Pn	2012-03-20 21:10:57.8	-3.00	T
THZ	20.270	205	A	P	2012-03-20 21:11:40.4	-1.70	T
FOZ	23.090	208	A	P	2012-03-20 21:12:12.2	0.10	T
MLZ	25.170	208	A	P	2012-03-20 21:12:31.6	0.10	T
ARMA	29.770	250	M	P	2012-03-20 21:13:16.5	3.70	T
EIDS	30.230	260	A	P	2012-03-20 21:13:17.7	1.00	T
RMQ	32.250	258	M	P	2012-03-20 21:13:35.3	0.80	T
YNG	32.950	243	M	P	2012-03-20 21:13:41.6	0.90	T
CMSA	34.930	249	M	P	2012-03-20 21:13:58.6	0.80	T
CTA	35.440	269	M	P	2012-03-20 21:14:01.6	-0.70	T
CTAO	35.440	269	A	P	2012-03-20 21:14:02.3	0.00	T
QLP	36.290	257	M	P	2012-03-20 21:14:09.1	-0.30	T
MTSU	37.700	271	M	P	2012-03-20 21:14:20.1	-1.40	T
STKA	38.430	248	A	P	2012-03-20 21:14:29.5	1.80	T
QIS	41.420	266	M	P	2012-03-20 21:14:51.6	-0.80	T
AS01	45.910	260	A	P	2012-03-20 21:15:27.7	-0.90	T
AS31	45.950	260	A	P	2012-03-20 21:15:28.9	0.00	T
WRAB	46.360	265	M	P	2012-03-20 21:15:30.3	-1.80	T
VNDA	54.820	186	M	P	2012-03-20 21:16:38.1	2.20	T
KMBL	55.230	247	M	P	2012-03-20 21:16:38.8	0.00	T
SWI	56.210	286	M	P	2012-03-20 21:16:44.7	-1.10	T
SOEI	58.800	273	M	P	2012-03-20 21:17:03.5	-0.70	T
SOEI	58.800	273	A	pP	2012-03-20 21:17:15.8	-0.50	T
SANI	60.360	282	M	P	2012-03-20 21:17:11.9	-2.90	T
TNTI	60.410	285	M	P	2012-03-20 21:17:14.2	-0.90	T
DBNI	64.710	272	M	P	2012-03-20 21:17:42.8	-1.10	T
QSPA	66.260	180	M	P	2012-03-20 21:17:55.4	1.10	T
KSM	76.010	278	M	P	2012-03-20 21:18:51.8	-1.10	T
ASAJ	77.670	331	M	P	2012-03-20 21:19:01.9	-0.30	T
FALS	79.060	7	A	P	2012-03-20 21:19:09.4	-0.50	T
MDSI	79.200	270	M	P	2012-03-20 21:19:09.2	-1.40	T
YSS	79.820	333	M	P	2012-03-20 21:19:11.9	-2.10	T
YSS	79.820	333	A	pP	2012-03-20 21:19:25.6	-1.00	T
PEA0	80.030	344	A	P	2012-03-20 21:19:15.2	0.00	T
ISA	80.160	44	A	P	2012-03-20 21:19:15.2	-0.80	T
KS01	80.820	318	A	pP	2012-03-20 21:19:32.2	0.20	T
MDPB	81.010	42	A	P	2012-03-20 21:19:22.2	1.40	T
DAC	81.100	44	A	pP	2012-03-20 21:19:33.4	-0.30	T
TUC	83.370	51	M	P	2012-03-20 21:19:32.6	-0.30	T
LCMT	84.340	46	A	P	2012-03-20 21:19:38.6	0.70	T
MDJ	84.460	324	A	pP	2012-03-20 21:19:50.3	-0.70	T
CCUT	84.570	45	A	P	2012-03-20 21:19:39.8	0.60	T
KNB	84.620	46	A	P	2012-03-20 21:19:39.9	0.50	T
SNAA	84.630	178	M	P	2012-03-20 21:19:38.8	-0.50	T
SNAA	84.630	178	A	pP	2012-03-20 21:19:52.6	0.60	T
U15A	84.630	46	A	P	2012-03-20 21:19:39.1	-0.50	T
SZCU	84.780	45	A	P	2012-03-20 21:19:42.2	2.00	T
PLCA	85.440	133	M	P	2012-03-20 21:19:44.2	0.80	T
MNSI	85.510	273	M	P	2012-03-20 21:19:43.0	-0.60	T
MSU	85.890	45	A	P	2012-03-20 21:19:47.2	1.40	T
MFID	86.550	39	A	P	2012-03-20 21:19:49.0	0.10	T
MNTX	86.940	54	M	P	2012-03-20 21:19:50.0	-0.70	T
TMUT	86.960	45	A	P	2012-03-20 21:19:51.5	0.40	T
TX00	87.060	56	A	P	2012-03-20 21:19:51.3	0.00	T
TX31	87.060	56	A	P	2012-03-20 21:19:51.3	0.00	T
SRU	87.300	45	A	P	2012-03-20 21:19:52.8	0.20	T
GAMB	87.360	2	A	P	2012-03-20 21:19:51.8	-0.80	T
P17A	87.360	45	A	P	2012-03-20 21:19:54.6	1.70	T
GSI	87.550	273	M	P	2012-03-20 21:19:54.4	0.80	T
ANMO	87.820	50	M	P	2012-03-20 21:19:54.3	-0.80	T
SKNT	88.260	289	M	P	2012-03-20 21:19:57.2	0.20	T
TPTI	88.700	274	M	P	2012-03-20 21:19:59.1	0.10	T
CAST	88.920	10	A	P	2012-03-20 21:20:00.3	0.20	T
TRF	89.250	11	A	P	2012-03-20 21:20:00.2	-1.70	T
DHY	89.460	13	A	pP	2012-03-20 21:20:13.7	-1.90	T
RND	89.470	12	A	P	2012-03-20 21:20:04.4	1.60	T
ENH	89.670	303	A	P	2012-03-20 21:20:04.4	0.70	T
SDCO	89.910	48	A	P	2012-03-20 21:20:04.7	-0.40	T
MSTX	89.970	53	A	P	2012-03-20 21:20:05.2	0.00	T
YHH	90.260	40	A	P	2012-03-20 21:20:09.5	2.80	T
RIDG	90.570	13	A	pP	2012-03-20 21:20:18.8	-1.80	T
WRH	90.580	12	A	P	2012-03-20 21:20:08.7	0.80	T
WRH	90.580	12	A	pP	2012-03-20 21:20:18.1	-2.50	T
DOT	90.650	14	A	pP	2012-03-20 21:20:18.6	-2.40	T
CCB	90.800	12	A	P	2012-03-20 21:20:07.2	-1.60	T
COLA	90.990	12	M	P	2012-03-20 21:20:09.5	-0.20	T
MDM	91.000	11	A	P	2012-03-20 21:20:10.8	0.90	T
IL01	91.080	12	A	P	2012-03-20 21:20:10.2	0.10	T
IL31	91.080	12	A	pP	2012-03-20 21:20:20.6	-2.30	T
DAWY	92.070	15	A	P	2012-03-20 21:20:16.9	2.10	T
EGAK	92.260	14	M	P	2012-03-20 21:20:15.5	-0.20	T
EGAK	92.260	14	A	pP	2012-03-20 21:20:26.9	-1.50	T
COLD	92.750	10	A	pP	2012-03-20 21:20:30.8	0.10	T
CM01	93.210	289	A	P	2012-03-20 21:20:20.9	0.90	T
CM31	93.240	289	A	P	2012-03-20 21:20:22.5	2.30	T
CMMT	93.380	289	M	P	2012-03-20 21:20:21.1	0.30	T
CHTO	93.380	289	M	P	2012-03-20 21:20:21.7	0.90	T
KBL	123.340	297	A	PKIKP	2012-03-20 21:26:05.0	2.20	T
KIEV	146.970	331	M	P	2012-03-20 21:26:46.0	0.00	T
KIEV	146.970	331	A	PKIKP	2012-03-20 21:26:46.3	0.30	T
AK11	147.000	331	A	PKIKP	2012-03-20 21:26:46.4	0.30	T
SORM	149.150	328	M	P	2012-03-20 21:26:52.2	2.60	T
BR131	150.640	310	A	PKPbc	2012-03-20 21:26:57.2	-0.50	T
BUR04	151.000	330	A	PKPbc	2012-03-20 21:26:58.5	0.00	T
OJC	151.020	339	A	PKPab	2012-03-20 21:27:07.9	1.90	T
BR231	151.200	310	A	PKPbc	2012-03-20 21:26:57.5	-1.40	T
CLL	151.750	349	A	PKPbc	2012-03-20 21:26:58.3	-1.80	T
MORC	152.100	342	A	PKPab	2012-03-20 21:27:12.9	2.30	T
KOWA	167.830	138	A	PKIKP	2012-03-20 21:27:13.8	2.00	T
TOA0	169.090	166	A	PKIKP	2012-03-20 21:27:14.8	2.20	T