A magnitude M 4.0 earthquake occured in region: Costa Occidentale Peloponneso (GRECIA), on
and geographic coordinates (lat, lon) 37.0680, 21.3220 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 | 1986-07-26 09:18:46 |
37.068 | 21.322 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 31609 |
Field | Value |
---|---|
Time (UTC) | 1986-07-26 09:18:46 ± 0.51 |
Latitude | 37.0680 ± 0.0616 |
Longitude | 21.3220 ± 0.0376 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 31609 |
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) | 7618.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 155 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
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) | 0.01125 |
Epicentral distance of station farthest from the epicenter (degree) | 0.09900 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 4.0 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 31609 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.RBL.Z. | 1986-07-26T09:21:26.00 | 10.0 | undecidable | manual | PN | 330 | 10.989 | 2.13 | 0.1 | |
--.SGG.Z. | 1986-07-26T09:20:27.20 | 10.0 | undecidable | manual | PN | 310 | 6.882 | -0.23 | 1.3 | |
--.SOR.Z. | 1986-07-26T09:20:21.60 | 10.0 | undecidable | manual | PN | 304 | 6.4602 | -0.09 | 1.4 | |
--.SGO.Z. | 1986-07-26T09:20:13.50 | 10.0 | undecidable | manual | PN? | 308 | 5.8275 | 0.52 | 0.5 | |
--.MG9.Z. | 1986-07-26T09:20:08.00 | 10.0 | undecidable | manual | PN | 305 | 5.439 | 0.38 | 1.4 | |
--.BRT.Z. | 1986-07-26T09:20:02.50 | 10.0 | undecidable | manual | PN? | 320 | 4.9839 | 1.07 | 0.4 | |
--.PZI.Z. | 1986-07-26T09:20:01.80 | 10.0 | undecidable | manual | PN | 271 | 5.0727 | -0.8 | 1.2 | |
--.ORI.Z. | 1986-07-26T09:20:00.00 | 10.0 | undecidable | manual | PN | 309 | 4.8285 | 0.75 | 1.2 | |
--.TS9.Z. | 1986-07-26T09:19:57.50 | 10.0 | undecidable | manual | PN | 304 | 4.6842 | 0.35 | 1.5 | |
--.PRK.Z. | 1986-07-26T09:19:54.50 | 10.0 | undecidable | manual | PN | 58 | 4.4511 | 0.49 | 1.4 | |
--.GR9.Z. | 1986-07-26T09:19:51.00 | 10.0 | undecidable | manual | PN | 295 | 4.218 | 0.07 | 1.6 | |
--.LCI.Z. | 1986-07-26T09:19:50.00 | 10.0 | undecidable | manual | PN | 323 | 4.107 | 0.71 | 1.3 | |
--.SO9.Z. | 1986-07-26T09:19:50.00 | 10.0 | undecidable | manual | PN | 284 | 4.2846 | -1.72 | 0.5 | |
--.NPS.Z. | 1986-07-26T09:19:47.50 | 10.0 | undecidable | manual | PN | 115 | 3.8961 | 1.09 | 0.9 | |
--.KZN.Z. | 1986-07-26T09:19:36.60 | 10.0 | undecidable | manual | PN | 5 | 3.2523 | -0.91 | 1.2 | |
--.ATH.Z. | 1986-07-26T09:19:20.00 | 10.0 | undecidable | manual | PN | 63 | 2.0979 | -1.68 | 0.6 | |
--.VLS.Z. | 1986-07-26T09:19:08.00 | 10.0 | undecidable | manual | PN | 332 | 1.2543 | -1.99 | 0.3 |