Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 5.7 on date 22-02-2023 and time 10:34:04 (Italy) in region Indonesia [Sea]

A magnitude Mwp 5.7 earthquake occured in region: Indonesia [Sea], on

  • 22-02-2023 09:34:04 (UTC)
  • 22-02-2023 10:34:04 (UTC +01:00) Italian time
  • 22-02-2023 18:34:04 (UTC +09:00) local time in the region of the earthquake (Asia/Dili)

and geographic coordinates (lat, lon) -7.1120, 129.4910 at 118 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 5.3
Mwp 5.7
Mwpd 6.0 		2023-02-22
09:34:04		 -7.1121 129.491 118 2023-02-22
09:46:36		 Sala Sismica INGV-Roma 114692791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-22 09:34:04
Latitude -7.1121
Longitude 129.4910
Depth (km) 118 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 114692791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6383
Semi-minor axis of confidence ellipse (meter) 3683
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 5708.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72.7084
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.71714
Epicentral distance of station closest to the epicenter (degree) 2.62205
Epicentral distance of station farthest from the epicenter (degree) 58.42983
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

Mwp:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 18
Type of magnitude Mwp
Reference to an origin 114692791
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-02-22 09:46:36

Mwpd:6.0

Field Value
Value 6.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude Mwpd
Reference to an origin 114692791
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-02-22 09:46:36

mb:5.3

Field Value
Value 5.3
Uncertainty 0.1
Num. used stations 34
Type of magnitude mb
Reference to an origin 114692791
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-02-22 09:46:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.ULN.BHZ.00 2023-02-22T09:43:46.02 10.0 positive automatic P 343 58.4298 -1.33892 0.414345
IO.EVN.BHZ. 2023-02-22T09:43:16.35 10.0 positive automatic P 312 54.1018 -0.876675 0.500015
NZ.URZ.HHZ.10 2023-02-22T09:43:09.07 10.0 positive automatic P 133 52.9940 0.778245 0.527695
GE.MALK.BHZ. 2023-02-22T09:42:54.37 10.0 positive automatic P 287 51.1966 -0.624319 0.534173
NZ.OUZ.HHZ.10 2023-02-22T09:42:42.67 10.0 negative automatic P 131 49.1910 2.80276 0.591749
IN.SHL.HHZ. 2023-02-22T09:42:37.26 10.0 positive automatic P 313 49.0444 -1.48562 0.591421
IU.MAJO.BHZ.00 2023-02-22T09:41:59.57 10.0 positive automatic P 10 44.4141 -3.19407 0.60672
JP.JGF.BHZ. 2023-02-22T09:41:52.55 10.0 negative automatic P 9 43.3511 -1.7465 0.652885
G.INU.BHZ.00 2023-02-22T09:41:50.41 10.0 negative automatic P 9 43.0505 -1.39238 0.629572
JP.JMN.BHZ. 2023-02-22T09:41:33.90 10.0 negative automatic P 6 41.0530 -1.75918 0.727028
IU.CHTO.BHZ.00 2023-02-22T09:41:24.25 10.0 positive automatic P 311 39.7341 -0.536105 0.761394
G.SANVU.BHZ.00 2023-02-22T09:41:11.45 10.0 positive automatic P 106 37.8477 2.46376 0.808523
JP.JOW.BHZ. 2023-02-22T09:40:35.50 10.0 negative automatic P 358 33.9671 -0.427879 0.847864
AU.TOO.BHZ.00 2023-02-22T09:40:35.83 10.0 positive automatic P 157 33.7429 1.7696 0.894003
G.CAN.BHZ.00 2023-02-22T09:40:32.85 10.0 negative automatic P 150 33.4053 1.70222 0.879767
GE.GSI.BHZ. 2023-02-22T09:40:24.62 10.0 positive automatic P 284 32.9362 -2.34329 0.633281
MY.KUM.BHZ. 2023-02-22T09:40:13.32 10.0 negative automatic P 293 31.3385 0.332542 0.902066
AU.ARMA.BHZ. 2023-02-22T09:40:13.60 10.0 negative automatic P 141 31.2038 1.6106 0.926434
IU.NWAO.BHZ.00 2023-02-22T09:39:45.67 10.0 positive automatic P 202 28.2077 0.280242 0.97561
MY.KOM.BHZ. 2023-02-22T09:39:35.72 10.0 positive automatic P 288 27.0939 0.309716 0.909091
AU.MORW.BHZ. 2023-02-22T09:39:19.72 10.0 positive automatic P 208 25.3525 -0.0684939 0.930233
AU.QLP.BHZ. 2023-02-22T09:39:08.22 10.0 positive automatic P 146 23.9930 0.783022 0.963855
AU.FORT.BHZ.00 2023-02-22T09:39:04.90 10.0 positive automatic P 183 23.7039 0.112897 0.97561
AU.GIRL.BHZ.00 2023-02-22T09:38:43.03 10.0 positive automatic P 222 21.3752 1.25244 0.930233
IU.CTAO.BHZ.00 2023-02-22T09:38:37.32 10.0 positive automatic P 130 20.7936 1.70883 0.898876
MY.KKM.BHZ. 2023-02-22T09:38:13.32 10.0 positive automatic P 314 18.6690 0.591724 0.909091
AU.WRKA.BHZ.00 2023-02-22T09:38:03.75 10.0 negative automatic P 184 17.9610 -1.1996 0.952381
IU.MBWA.BHZ.00 2023-02-22T09:37:51.80 10.0 negative automatic P 213 16.9208 -1.58748 0.963855
GE.JAGI.BHZ. 2023-02-22T09:37:33.72 10.0 positive automatic P 264 15.2560 0.860199 0.930233
AU.FITZ.BHZ. 2023-02-22T09:36:41.78 10.0 negative automatic P 198 11.6124 -4.04937 0.941176
GE.TNTI.BHZ. 2023-02-22T09:36:00.37 10.0 negative automatic P 345 8.1635 0.8635 0.952381
GE.MMRI.BHZ. 2023-02-22T09:35:50.07 10.0 positive automatic P 258 7.3442 1.64311 0.888889
GE.SANI.BHZ. 2023-02-22T09:35:34.92 10.0 negative automatic P 325 6.1490 2.68357 0.97561
AU.KDU.BHZ.00 2023-02-22T09:35:32.68 10.0 negative automatic P 152 6.3004 -1.60902 0.963855
GE.SOEI.BHZ. 2023-02-22T09:35:28.87 10.0 negative automatic P 243 5.8034 1.12594 0.930233
AU.MTN.BHZ.00 2023-02-22T09:35:28.00 10.0 negative automatic P 164 5.9547 -1.63067 0.909091
GE.FAKI.BHZ. 2023-02-22T09:35:14.87 10.0 negative automatic P 33 5.0122 -2.04078 0.930233
GE.BNDI.BHZ. 2023-02-22T09:34:45.97 10.0 negative automatic P 9 2.6221 0.853544 0.97561
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