A magnitude M 4.0 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 36.6380, 20.6220 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.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
M 4.0 | 1989-12-21 11:22:26 |
36.638 | 20.622 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 106429 |
Field | Value |
---|---|
Time (UTC) | 1989-12-21 11:22:26 ± 0.324 |
Latitude | 36.6380 ± 0.0265 |
Longitude | 20.6220 ± 0.0214 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 106429 |
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) | 3508.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
Number of associated phases, regardless of their use for origin computation | 53 |
Number of defining phases | 53 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.01052 |
Epicentral distance of station farthest from the epicenter (degree) | 0.09592 |
Number of stations at which the event was observed | 43 |
Number of stations from which data was used for origin computation | 43 |
Field | Value |
---|---|
Value | 4.0 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 106429 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:54:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.VOY.Z. | 1989-12-21T11:26:49.50 | 10.0 | undecidable | manual | SN? | 334 | 10.6449 | -1.3 | 0 | |
--.BRY.Z. | 1989-12-21T11:25:09.00 | 10.0 | undecidable | manual | SN | 347 | 6.4491 | -1.83 | 0.1 | |
--.HCY.Z. | 1989-12-21T11:24:59.50 | 10.0 | undecidable | manual | SN | 345 | 6.0162 | -1.17 | 0.2 | |
--.VOY.Z. | 1989-12-21T11:24:58.50 | 10.0 | undecidable | manual | PN? | 334 | 10.6449 | -0.69 | 0.3 | |
--.TTG.Z. | 1989-12-21T11:24:57.50 | 10.0 | undecidable | manual | SN | 351 | 5.8719 | 0.4 | 0.5 | |
--.SGO.Z. | 1989-12-21T11:24:51.50 | 10.0 | undecidable | manual | SN | 315 | 5.6943 | -1.92 | 0.1 | |
--.PUK.Z. | 1989-12-21T11:24:47.40 | 10.0 | undecidable | manual | SN | 355 | 5.4168 | 1.05 | 0.3 | |
--.ULC.Z. | 1989-12-21T11:24:46.00 | 10.0 | undecidable | manual | SN | 349 | 5.4168 | -0.27 | 0.6 | |
--.BRT.Z. | 1989-12-21T11:24:34.88 | 10.0 | undecidable | manual | SN | 329 | 5.0172 | -1.84 | 0.1 | |
--.PZI.Z. | 1989-12-21T11:24:25.00 | 10.0 | undecidable | manual | SN | 277 | 4.551 | -0.55 | 0.5 | |
--.TDS.Z. | 1989-12-21T11:24:24.30 | 10.0 | undecidable | manual | SN | 314 | 4.5177 | -0.48 | 0.6 | |
--.SGG.Z. | 1989-12-21T11:24:07.30 | 10.0 | undecidable | manual | PN | 317 | 6.771 | 1.36 | 0.4 | |
--.SOR.Z. | 1989-12-21T11:24:00.30 | 10.0 | undecidable | manual | PN | 311 | 6.2937 | 1.07 | 0.7 | |
--.BRY.Z. | 1989-12-21T11:24:00.20 | 10.0 | undecidable | manual | PN | 347 | 6.4491 | -1.27 | 0.5 | |
--.TR9.Z. | 1989-12-21T11:23:58.30 | 10.0 | undecidable | manual | PN | 318 | 6.0717 | 1.96 | 0.1 | |
--.HCY.Z. | 1989-12-21T11:23:54.00 | 10.0 | undecidable | manual | PN | 345 | 6.0162 | -1.61 | 0.3 | |
--.TTG.Z. | 1989-12-21T11:23:52.30 | 10.0 | undecidable | manual | PN | 351 | 5.8719 | -1.24 | 0.6 | |
--.BCI.Z. | 1989-12-21T11:23:52.70 | 10.0 | undecidable | manual | PN | 356 | 5.7276 | 1.1 | 0.7 | |
--.SGO.Z. | 1989-12-21T11:23:51.20 | 10.0 | undecidable | manual | PN | 315 | 5.6943 | 0.04 | 1.5 | |
--.KKS.Z. | 1989-12-21T11:23:48.10 | 10.0 | undecidable | manual | PN | 359 | 5.4279 | 0.69 | 1.2 | |
--.ULC.Z. | 1989-12-21T11:23:47.00 | 10.0 | undecidable | manual | PN | 349 | 5.4168 | -0.29 | 1.5 | |
--.SDA.Z. | 1989-12-21T11:23:47.20 | 10.0 | positive | manual | PN | 352 | 5.439 | -0.33 | 2.9 | |
--.PUK.Z. | 1989-12-21T11:23:46.40 | 10.0 | undecidable | manual | PN | 355 | 5.4168 | -0.94 | 0.9 | |
--.SKO.Z. | 1989-12-21T11:23:45.50 | 10.0 | undecidable | manual | PN | 7 | 5.3502 | -0.96 | 0.9 | |
--.BAI.Z. | 1989-12-21T11:23:45.00 | 10.0 | undecidable | manual | PN | 328 | 5.328 | -1 | 0.8 | |
--.PHP.Z. | 1989-12-21T11:23:42.20 | 10.0 | undecidable | manual | PN | 359 | 5.0394 | 0.11 | 1.6 | |
--.MMN.Z. | 1989-12-21T11:23:42.00 | 10.0 | undecidable | manual | PN! | 314 | 4.8729 | 2.28 | 0 | |
--.BRT.Z. | 1989-12-21T11:23:41.49 | 10.0 | undecidable | manual | PN | 329 | 5.0172 | -0.29 | 1.5 | |
--.VAY.Z. | 1989-12-21T11:23:40.00 | 10.0 | undecidable | manual | PN | 18 | 4.9062 | -0.29 | 1.5 | |
--.PE1.Z. | 1989-12-21T11:23:39.50 | 10.0 | undecidable | manual | PN | 330 | 4.8396 | 0.07 | 1.6 | |
--.CSI.Z. | 1989-12-21T11:23:39.30 | 10.0 | undecidable | manual | PN! | 314 | 4.6287 | 2.95 | 0 | |
--.TIR.Z. | 1989-12-21T11:23:37.70 | 10.0 | undecidable | manual | PN | 353 | 4.7397 | -0.2 | 1.6 | |
--.TDS.Z. | 1989-12-21T11:23:35.50 | 10.0 | undecidable | manual | PN | 314 | 4.5177 | 0.62 | 1.3 | |
--.PZI.Z. | 1989-12-21T11:23:35.00 | 10.0 | undecidable | manual | PN | 277 | 4.551 | -0.33 | 1.5 | |
--.MEU.Z. | 1989-12-21T11:23:35.41 | 10.0 | positive | manual | PN | 278 | 4.6398 | -1.25 | 1.2 | |
--.OHR.Z. | 1989-12-21T11:23:34.90 | 10.0 | negative | manual | PN | 2 | 4.4622 | 0.72 | 2.3 | |
--.CZI.Z. | 1989-12-21T11:23:33.52 | 10.0 | undecidable | manual | PN | 308 | 4.3623 | 0.64 | 1.3 | |
--.PLG.Z. | 1989-12-21T11:23:33.30 | 10.0 | undecidable | manual | PN | 30 | 4.329 | 0.99 | 0.9 | |
--.ROI.Z. | 1989-12-21T11:23:32.55 | 10.0 | undecidable | manual | PN | 314 | 4.3179 | 0.3 | 1.5 | |
--.DR2.Z. | 1989-12-21T11:23:30.75 | 10.0 | undecidable | manual | PN | 300 | 4.218 | 0.06 | 1.6 | |
--.GA2.Z. | 1989-12-21T11:23:30.50 | 10.0 | undecidable | manual | PN | 294 | 4.0848 | 0.99 | 0.9 | |
--.MO9.Z. | 1989-12-21T11:23:28.84 | 10.0 | undecidable | manual | PN | 291 | 4.1403 | -0.86 | 1 | |
--.KBN.Z. | 1989-12-21T11:23:28.50 | 10.0 | undecidable | manual | PN | 2 | 3.9849 | 1.02 | 0.9 | |
--.FE2.Z. | 1989-12-21T11:23:27.00 | 10.0 | undecidable | manual | PN | 293 | 3.8517 | 1.16 | 0.7 | |
--.KZN.Z. | 1989-12-21T11:23:25.50 | 10.0 | undecidable | manual | PN | 14 | 3.7629 | 0.91 | 1 | |
--.PA2.Z. | 1989-12-21T11:23:25.90 | 10.0 | undecidable | manual | PN | 301 | 3.774 | 1.22 | 0.6 | |
--.SE2.Z. | 1989-12-21T11:23:25.80 | 10.0 | undecidable | manual | PN | 309 | 3.885 | -0.31 | 1.5 | |
--.TPE.Z. | 1989-12-21T11:23:22.50 | 10.0 | undecidable | manual | PN | 353 | 3.5631 | 0.75 | 1.1 | |
--.LSK.Z. | 1989-12-21T11:23:21.60 | 10.0 | undecidable | manual | PN | 0 | 3.5076 | 0.64 | 1.3 | |
--.NEO.Z. | 1989-12-21T11:23:19.20 | 10.0 | undecidable | manual | PN | 37 | 3.3522 | 0.26 | 1.6 | |
--.SRN.Z. | 1989-12-21T11:23:17.90 | 10.0 | undecidable | manual | PN | 352 | 3.2745 | 0.14 | 1.6 | |
--.VAM.Z. | 1989-12-21T11:23:14.60 | 10.0 | undecidable | manual | PN | 109 | 3.0747 | -0.43 | 1.4 | |
--.ITM.Z. | 1989-12-21T11:22:48.20 | 10.0 | negative | manual | PN | 62 | 1.1655 | -0.7 | 2.4 |