Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwpd 7.7 on date 09-01-2023 and time 17:47:35 (UTC) in region Indonesia [Sea]

A magnitude Mwpd 7.7 earthquake occured in region: Indonesia [Sea], on

  • 09-01-2023 17:47:35 (UTC)
  • 09-01-2023 18:47:35 (UTC +01:00) Italian time
  • 10-01-2023 02:47:35 (UTC +09:00) local time in the region of the earthquake (Asia/Dili)

and geographic coordinates (lat, lon) -7.1260, 130.0540 at 114 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.

Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100 		mb 6.1
Mwp 7.5
Mwpd 7.7 		2023-01-09
17:47:35		 -7.1262 130.054 114 2023-01-09
18:01:28		 Sala Sismica INGV-Roma 113435071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-09 17:47:35
Latitude -7.1262
Longitude 130.0540
Depth (km) 114 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 113435071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6340
Semi-minor axis of confidence ellipse (meter) 1493
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
Circular confidence region, given by single value of horizontal uncertainty (meter) 5254.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 30.8703
Number of associated phases, regardless of their use for origin computation 82
Number of defining phases 82
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.79642
Epicentral distance of station closest to the epicenter (degree) 1.50238
Epicentral distance of station farthest from the epicenter (degree) 60.66933
Number of stations at which the event was observed 77
Number of stations from which data was used for origin computation 77
Magnitudes information

Mwpd:7.7

Field Value
Value 7.7
Uncertainty 0.2
Num. used stations 51
Type of magnitude Mwpd
Reference to an origin 113435071
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-09 18:01:28

Mwp:7.5

Field Value
Value 7.5
Uncertainty 0.2
Num. used stations 65
Type of magnitude Mwp
Reference to an origin 113435071
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-09 18:01:28

mb:6.1

Field Value
Value 6.1
Uncertainty 0.1
Num. used stations 63
Type of magnitude mb
Reference to an origin 113435071
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-09 18:01:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.CASY.BHZ.00 2023-01-09T17:57:34.47 10.0 positive automatic P 189 60.6693 0.740352 0.392443
GE.HMDM.BHZ. 2023-01-09T17:57:19.92 10.0 positive automatic P 282 58.4043 1.73372 0.200516
GE.KAAM.BHZ. 2023-01-09T17:57:13.42 10.0 positive automatic P 275 57.4164 2.13539 0.207277
G.AIS.BHZ.00 2023-01-09T17:57:07.30 10.0 positive automatic P 229 56.3885 3.25547 0.464595
IU.YSS.BHZ.00 2023-01-09T17:56:55.00 10.0 positive automatic P 11 55.2474 -0.923458 0.482109
IO.EVN.BHZ. 2023-01-09T17:56:51.45 10.0 positive automatic P 312 54.5249 -0.106228 0.505397
JP.JKA.BHZ. 2023-01-09T17:56:35.15 10.0 positive automatic pP 12 49.5981 -5.7798 0
AU.MCQ.BHZ.00 2023-01-09T17:56:39.93 10.0 positive automatic P 159 52.7361 2.27065 0.503799
IU.SNZO.BHZ.00 2023-01-09T17:56:34.25 10.0 positive automatic P 138 52.2531 0.134682 0.49985
NZ.KHZ.HHZ.10 2023-01-09T17:56:33.06 10.0 positive automatic P 140 52.0322 0.594526 0.480562
NZ.ODZ.HHZ.10 2023-01-09T17:56:30.97 10.0 positive automatic P 144 51.6679 1.17413 0.549614
II.PALK.BHZ.00 2023-01-09T17:56:26.12 10.0 positive automatic P 285 51.2801 -0.822136 0.440608
GE.HALK.BHZ. 2023-01-09T17:56:24.05 10.0 positive automatic P 284 50.9990 -0.732932 0.481387
II.ERM.BHZ.00 2023-01-09T17:56:21.42 10.0 positive automatic P 13 50.5777 -0.189967 0.360004
IN.SHL.HHZ. 2023-01-09T17:56:12.26 10.0 positive automatic P 313 49.4624 -0.924502 0.554742
IU.FUNA.BHZ.00 2023-01-09T17:56:09.92 10.0 positive automatic P 95 48.6723 2.75484 0.582395
JP.JTM.BHZ. 2023-01-09T17:56:08.55 10.0 positive automatic P 11 48.9725 -0.931492 0.557644
IU.INCN.BHZ.00 2023-01-09T17:55:35.77 10.0 positive automatic P 356 44.7168 -0.583939 0.659011
IU.MAJO.BHZ.00 2023-01-09T17:55:31.07 10.0 positive automatic P 9 44.3340 -2.30241 0.608052
JP.JGF.BHZ. 2023-01-09T17:55:23.25 10.0 positive automatic P 9 43.2777 -1.70654 0.639641
G.INU.BHZ.00 2023-01-09T17:55:21.11 10.0 positive automatic P 8 42.9801 -1.37206 0.592145
JP.JSG.BHZ. 2023-01-09T17:55:18.40 10.0 positive automatic P 10 42.5020 -0.21833 0.612262
JP.JTU.BHZ. 2023-01-09T17:55:11.25 10.0 positive automatic P 359 41.6565 -0.498482 0.65337
IN.PBA.HHZ. 2023-01-09T17:55:09.41 10.0 positive automatic P 297 41.5902 -1.7971 0.49847
JP.JHJ2.BHZ. 2023-01-09T17:55:07.10 10.0 positive automatic P 12 41.2952 -1.70204 0.674268
II.KWJN.BHZ.00 2023-01-09T17:55:07.42 10.0 negative automatic P 67 40.7927 2.74633 0.469366
JP.JMN.BHZ. 2023-01-09T17:55:05.80 10.0 positive automatic P 5 41.0164 -0.80258 0.679209
IU.CHTO.BHZ.00 2023-01-09T17:55:00.03 10.0 positive automatic P 311 40.1650 0.38887 0.100317
ND.MARNC.BHZ.00 2023-01-09T17:54:55.10 10.0 positive automatic P 115 39.3501 2.33031 0.74211
II.TAU.BHZ.00 2023-01-09T17:54:50.27 10.0 positive automatic P 160 38.8770 1.42137 0.633299
ND.ONTNC.BHZ.00 2023-01-09T17:54:45.20 10.0 positive automatic P 117 38.1862 2.13093 0.782579
JP.JSU.BHZ. 2023-01-09T17:54:45.65 10.0 positive automatic P 1 38.6357 -1.23126 0.738564
RM.SLV.BHZ. 2023-01-09T17:54:44.77 10.0 positive automatic P 319 38.3116 0.556856 0.761963
ND.KOUNC.BHZ.00 2023-01-09T17:54:23.85 10.0 positive automatic P 116 35.7346 1.53028 0.60227
GE.LHMI.BHZ. 2023-01-09T17:54:17.77 10.0 positive automatic P 290 35.2700 -0.563953 0.841183
JP.JOW.BHZ. 2023-01-09T17:54:06.80 10.0 positive automatic P 357 34.0045 -0.67942 0.847106
AU.TOO.BHZ.00 2023-01-09T17:54:04.80 10.0 positive automatic P 158 33.5136 1.50516 0.888076
AU.RIV.BHZ. 2023-01-09T17:54:01.10 10.0 positive automatic P 147 33.0631 1.81514 0.683515
GE.GSI.BHZ. 2023-01-09T17:54:01.02 10.0 positive automatic P 283 33.4823 -1.91623 0.83824
G.CAN.BHZ.00 2023-01-09T17:54:01.10 10.0 positive automatic P 151 33.1197 1.21204 0.907357
II.COCO.BHZ.00 2023-01-09T17:54:00.76 10.0 positive automatic P 259 33.1108 -0.445857 0.408895
JP.JMZ.BHZ. 2023-01-09T17:53:58.15 10.0 negative automatic P 2 32.9641 -0.272734 0.718056
IU.TATO.BHZ.00 2023-01-09T17:53:57.27 10.0 positive automatic P 346 33.1620 -2.89333 0.4084
JP.YOJ.BHZ. 2023-01-09T17:53:51.20 10.0 positive automatic P 348 32.3294 -1.687 0.80642
MY.KUM.BHZ. 2023-01-09T17:53:47.17 10.0 positive automatic P 292 31.8600 -1.61706 0.912397
MY.IPM.BHZ. 2023-01-09T17:53:42.57 10.0 positive automatic P 291 31.2069 -0.513209 0.864608
AU.ARMA.BHZ. 2023-01-09T17:53:41.20 10.0 positive automatic P 142 30.8451 1.1404 0.956935
GE.BKNI.BHZ. 2023-01-09T17:53:30.62 10.0 positive automatic P 283 29.8838 -0.774609 0.615385
IU.HNR.BHZ.00 2023-01-09T17:53:30.40 10.0 negative automatic P 97 29.6619 0.9545 0.808081
RM.DLV.BHZ. 2023-01-09T17:53:21.07 10.0 positive automatic P 312 28.7069 -0.107335 0.909091
IU.NWAO.BHZ.00 2023-01-09T17:53:18.80 10.0 positive automatic P 203 28.4090 0.4002 0.941176
MY.KOM.BHZ. 2023-01-09T17:53:12.07 10.0 positive automatic P 288 27.6289 0.666087 0.952381
GE.MNAI.BHZ. 2023-01-09T17:53:03.87 10.0 positive automatic P 274 27.0968 -2.80001 0.615385
AU.MORW.BHZ. 2023-01-09T17:52:53.60 10.0 positive automatic P 209 25.6094 0.268645 0.963855
IU.GUMO.BHZ.00 2023-01-09T17:52:51.80 10.0 negative automatic P 35 25.4055 0.334723 0.43956
AU.QLP.BHZ. 2023-01-09T17:52:36.02 10.0 positive automatic P 147 23.6729 0.296394 0.952381
AU.FORT.BHZ.00 2023-01-09T17:52:35.73 10.0 positive automatic P 184 23.7255 -0.471624 0.97561
AU.GIRL.BHZ.00 2023-01-09T17:52:18.30 10.0 positive automatic P 223 21.7402 1.51425 0.930233
IU.CTAO.BHZ.00 2023-01-09T17:52:03.77 10.0 positive automatic P 131 20.3613 1.66116 0.963855
GE.SMRI.BHZ. 2023-01-09T17:51:50.97 10.0 positive automatic P 269 19.4608 -1.38407 0.43956
AU.WRKA.BHZ.00 2023-01-09T17:51:33.38 10.0 negative automatic P 185 17.9891 -3.00633 0.909091
GE.PMG.BHZ.00 2023-01-09T17:51:24.97 10.0 negative automatic P 99 17.0727 -1.22259 0.833333
IU.MBWA.BHZ.00 2023-01-09T17:51:24.97 10.0 negative automatic P 214 17.2182 -2.86683 0.963855
GE.JAGI.BHZ. 2023-01-09T17:51:07.67 10.0 positive automatic P 264 15.8096 -3.09559 0.888889
IU.DAV.BHZ.00 2023-01-09T17:51:00.18 10.0 positive automatic P 342 14.8802 0.681202 0.816327
GE.BKB.BHZ. 2023-01-09T17:50:57.17 10.0 positive automatic P 294 14.4237 3.82176 0.645161
GE.GENI.BHZ. 2023-01-09T17:50:06.77 10.0 positive automatic P 66 11.0476 -2.43483 0.97561
II.KAPI.BHZ.00 2023-01-09T17:50:02.97 10.0 positive automatic P 281 10.4583 1.59198 0.963855
GE.LUWI.BHZ. 2023-01-09T17:49:52.02 10.0 positive automatic P 310 9.4719 4.00566 0.909091
GE.TNTI.BHZ. 2023-01-09T17:49:32.82 10.0 positive automatic P 341 8.3401 0.140849 0.909091
GE.MMRI.BHZ. 2023-01-09T17:49:27.02 10.0 negative automatic P 258 7.8872 0.468595 0.930233
GE.SANI.BHZ. 2023-01-09T17:49:11.02 10.0 positive automatic P 321 6.4945 3.36943 0.97561
GE.SOEI.BHZ. 2023-01-09T17:49:05.57 10.0 negative automatic P 245 6.2978 0.406099 0.952381
AU.KDU.BHZ.00 2023-01-09T17:48:59.15 10.0 positive automatic P 157 6.0492 -2.47838 0.987654
AU.MTN.BHZ.00 2023-01-09T17:48:55.78 10.0 negative automatic P 170 5.8150 -2.70151 0.97561
GE.BNDI.BHZ. 2023-01-09T17:48:16.12 10.0 positive automatic P 357 2.6079 0.57234 0.930233
GE.SAUI.BHZ. 2023-01-09T17:48:01.12 10.0 positive automatic P 125 1.5024 -0.549459 0.952381
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download