Earthquake with magnitude of M 4.5 on date 13-09-1986 and time 21:00:44 (UTC) in region Mar Ionio Meridionale (MARE)

A magnitude M 4.5 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 13-09-1986 21:00:44 (UTC)
  • 13-09-1986 23:00:44 (UTC +02:00) Italian time
  • 14-09-1986 00:00:44 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.35, 20.47 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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
Rev 1000 M 4.5 1986-09-13
21:00:44
37.35 20.47 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 34039
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-09-13 21:00:44 ± 0.324
Latitude 37.35 ± 0.03
Longitude 20.47 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 34039

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 3681.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 64
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00745
Epicentral distance of station farthest from the epicenter (degree) 0.10483
Number of stations at which the event was observed 62
Number of stations from which data was used for origin computation 62
Magnitude information

M:4.5

Field Value
Value 4.5
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 34039
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:54:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.TRI.Z. 1986-09-13T21:04:45.50 10.0 undecidable manual SN 331 0.0877 -1.55 0.1
--.CKI.Z. 1986-09-13T21:03:31.00 10.0 undecidable manual PN 311 0.1044 0.78 0.8
--.MDI.Z. 1986-09-13T21:03:31.00 10.0 undecidable manual PN 320 0.1048 0.23 1
--.SAL.Z. 1986-09-13T21:03:23.00 10.0 undecidable manual PN 321 0.1 -0.47 1
--.CTI.Z. 1986-09-13T21:03:20.00 10.0 undecidable manual PN 326 0.0981 -0.57 0.9
--.RBL.Z. 1986-09-13T21:03:12.50 10.0 undecidable manual PN 333 0.0939 -1.67 0.3
--.VOY.Z. 1986-09-13T21:03:06.30 10.0 undecidable manual PN 332 0.0897 -1.45 0.4
--.TRI.Z. 1986-09-13T21:03:03.00 10.0 undecidable manual PN 331 0.0877 -1.68 0.3
--.LJU.Z. 1986-09-13T21:03:03.10 10.0 undecidable manual PN 335 0.0877 -1.72 0.3
--.CEY.Z. 1986-09-13T21:03:01.20 10.0 undecidable manual PN 333 0.0857 -0.46 1.1
--.ZAG.Z. 1986-09-13T21:02:57.50 10.0 undecidable manual PN 340 0.082 1.52 0.4
--.CRE.Z. 1986-09-13T21:02:56.00 10.0 undecidable manual PN 317 0.0811 1.4 0.5
--.MAO.Z. 1986-09-13T21:02:52.00 10.0 undecidable manual PN 308 0.0788 0.89 0.8
--.ARV.Z. 1986-09-13T21:02:46.50 10.0 undecidable manual PN 319 0.0756 0.29 1.2
--.ASS.Z. 1986-09-13T21:02:46.00 10.0 undecidable manual PN 316 0.0743 1.73 0.3
--.RMP.Z. 1986-09-13T21:02:35.00 10.0 undecidable manual PN 309 0.0671 1.66 0.4
--.PT9.Z. 1986-09-13T21:02:24.00 10.0 undecidable manual PN 268 0.061 0.04 1.4
--.SD1.Z. 1986-09-13T21:02:23.50 10.0 undecidable manual PN 312 0.0605 0.16 1.4
--.SAR.Z. 1986-09-13T21:02:22.60 10.0 undecidable manual PN 347 0.0603 -0.3 1.4
--.DUI.Z. 1986-09-13T21:02:19.50 10.0 undecidable manual PN 314 0.0569 1.73 0.3
--.ERC.Z. 1986-09-13T21:02:18.00 10.0 undecidable manual PN 278 0.0564 1.02 0.9
--.PLE.Z. 1986-09-13T21:02:13.40 10.0 undecidable manual PN 352 0.0542 -0.31 1.4
--.BRY.Z. 1986-09-13T21:02:08.00 10.0 undecidable manual PN 345 0.0516 -1.7 0.4
--.MS1.Z. 1986-09-13T21:02:07.50 10.0 undecidable manual PN 322 0.0502 0 1.6
--.IVA.Z. 1986-09-13T21:02:07.00 10.0 undecidable manual PN 355 0.0498 0.1 1.5
--.NKY.Z. 1986-09-13T21:02:06.50 10.0 undecidable manual PN 348 0.0502 -0.93 1
--.FAI.Z. 1986-09-13T21:02:05.00 10.0 undecidable manual PN 271 0.0486 -0.1 1.5
--.PVY.Z. 1986-09-13T21:02:03.20 10.0 undecidable manual PN 356 0.0473 0.16 1.5
--.SGO.Z. 1986-09-13T21:02:03.00 10.0 undecidable manual PN 310 0.0462 1.58 0.5
--.ATH.Z. 1986-09-13T21:02:00.00 10.0 undecidable manual SN 75 0.0237 1.88 0.1
--.TTG.Z. 1986-09-13T21:02:00.60 10.0 undecidable manual PN 350 0.0465 -1.15 0.8
--.BDV.Z. 1986-09-13T21:01:59.60 10.0 undecidable manual PN 346 0.0458 -1.16 0.8
--.PRK.Z. 1986-09-13T21:01:58.00 10.0 undecidable manual PN 65 0.0443 -0.52 1.4
--.MG9.Z. 1986-09-13T21:01:56.50 10.0 undecidable manual PN 307 0.0426 0.55 1.3
--.SKO.Z. 1986-09-13T21:01:55.00 10.0 undecidable manual PN 8 0.0421 -0.13 1.5
--.SDA.Z. 1986-09-13T21:01:55.80 10.0 undecidable manual PN 351 0.0425 0.06 1.5
--.ULC.Z. 1986-09-13T21:01:54.50 10.0 undecidable manual PN 348 0.0423 -1 1
--.NPS.Z. 1986-09-13T21:01:54.70 10.0 undecidable manual PN 115 0.0417 0.2 1.5
--.BAI.Z. 1986-09-13T21:01:54.50 10.0 undecidable manual PN 324 0.042 -0.55 1.3
--.PHP.Z. 1986-09-13T21:01:51.00 10.0 undecidable manual PN 359 0.039 0.59 1.3
--.MMN.Z. 1986-09-13T21:01:51.60 10.0 undecidable manual PN 307 0.0389 1.36 0.6
--.VAY.Z. 1986-09-13T21:01:50.00 10.0 undecidable manual PN 21 0.0385 0.25 1.5
--.BRT.Z. 1986-09-13T21:01:50.50 10.0 undecidable manual PN 324 0.0393 -0.31 1.5
--.ML9.Z. 1986-09-13T21:01:50.50 10.0 undecidable manual PN 268 0.0397 -1 1
--.ORI.Z. 1986-09-13T21:01:49.50 10.0 undecidable manual PN 312 0.0372 1.74 0.4
--.PE1.Z. 1986-09-13T21:01:49.00 10.0 undecidable manual PN 326 0.0376 0.64 1.3
--.CSI.Z. 1986-09-13T21:01:48.20 10.0 undecidable manual PN 308 0.0366 1.41 0.6
--.TIR.Z. 1986-09-13T21:01:46.20 10.0 undecidable manual PN 353 0.0362 0.09 1.5
--.ACI.Z. 1986-09-13T21:01:45.20 10.0 undecidable manual PN 302 0.0351 0.8 1.1
--.DR2.Z. 1986-09-13T21:01:43.40 10.0 undecidable manual PN 291 0.0342 0.31 1.5
--.CZI.Z. 1986-09-13T21:01:43.80 10.0 undecidable manual PN 300 0.0349 -0.38 1.4
--.OHR.Z. 1986-09-13T21:01:43.80 10.0 undecidable manual PN 3 0.0339 1.17 0.8
--.ROI.Z. 1986-09-13T21:01:41.60 10.0 undecidable manual PN 307 0.034 -1.15 0.8
--.GA2.Z. 1986-09-13T21:01:41.00 10.0 undecidable manual PN 284 0.0338 -1.48 0.5
--.LCI.Z. 1986-09-13T21:01:39.50 10.0 positive manual PN 329 0.0315 0.52 2.7
--.SO9.Z. 1986-09-13T21:01:39.00 10.0 undecidable manual PN 283 0.0321 -0.84 1.1
--.FE2.Z. 1986-09-13T21:01:38.20 10.0 undecidable manual PN 282 0.0318 -1.21 0.8
--.GR9.Z. 1986-09-13T21:01:38.00 10.0 positive manual PN 296 0.0315 -0.95 2
--.KBN.Z. 1986-09-13T21:01:37.60 10.0 undecidable manual PN 4 0.0295 1.66 0.4
--.RI2.Z. 1986-09-13T21:01:35.40 10.0 undecidable manual PN 290 0.0299 -1.09 0.9
--.KZN.Z. 1986-09-13T21:01:34.70 10.0 undecidable manual PN 18 0.0281 0.93 1
--.ATH.Z. 1986-09-13T21:01:26.20 10.0 undecidable manual PN 75 0.0237 -0.94 1
--.SRN.Z. 1986-09-13T21:01:26.60 10.0 undecidable manual PN 351 0.023 0.63 1.3
--.VLS.Z. 1986-09-13T21:01:00.50 10.0 undecidable manual PG 6 0.0074 -0.88 1.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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