A magnitude M 4.0 earthquake occured in region: Greece [Sea], on
and geographic coordinates (lat, lon) 39.0270, 20.6380 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 | 1985-04-11 12:29:58 |
39.027 | 20.638 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 4519 |
Field | Value |
---|---|
Time (UTC) | 1985-04-11 12:29:58 ± 0.618 |
Latitude | 39.0270 ± 0.0517 |
Longitude | 20.6380 ± 0.0435 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 4519 |
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) | 6864.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 213 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.01392 |
Epicentral distance of station farthest from the epicenter (degree) | 0.07180 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 4.0 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 4519 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:50:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CH1.Z. | 1985-04-11T12:31:55.00 | 10.0 | undecidable | manual | PN | 308 | 0.0718 | 0.77 | 0.7 | |
--.AS1.Z. | 1985-04-11T12:31:45.00 | 10.0 | undecidable | manual | PN | 307 | 0.0652 | 0.85 | 0.7 | |
--.AR1.Z. | 1985-04-11T12:31:44.00 | 10.0 | undecidable | manual | PN | 311 | 0.0657 | -1.01 | 0.6 | |
--.ALP.Z. | 1985-04-11T12:31:34.00 | 10.0 | undecidable | manual | PN | 308 | 0.0587 | -0.29 | 1.2 | |
--.GIB.Z. | 1985-04-11T12:31:17.50 | 10.0 | undecidable | manual | PN | 261 | 0.0474 | 0.45 | 1.2 | |
--.SOR.Z. | 1985-04-11T12:31:13.80 | 10.0 | undecidable | manual | PN | 290 | 0.0457 | -0.64 | 1.1 | |
--.PA1.Z. | 1985-04-11T12:31:11.50 | 10.0 | undecidable | manual | PN | 248 | 0.0443 | -0.82 | 0.9 | |
--.TR9.Z. | 1985-04-11T12:31:09.70 | 10.0 | undecidable | manual | PN | 298 | 0.0414 | 1.82 | 0.2 | |
--.MS1.Z. | 1985-04-11T12:31:05.00 | 10.0 | undecidable | manual | PN | 309 | 0.0401 | -1 | 0.7 | |
--.BRY.Z. | 1985-04-11T12:31:02.50 | 10.0 | undecidable | manual | PN | 339 | 0.0376 | 0.4 | 1.4 | |
--.HCY.Z. | 1985-04-11T12:30:55.00 | 10.0 | undecidable | manual | PN | 336 | 0.0340 | -1.63 | 0.2 | |
--.TTG.Z. | 1985-04-11T12:30:53.00 | 10.0 | undecidable | manual | PN | 344 | 0.0320 | -0.52 | 1.3 | |
--.BAI.Z. | 1985-04-11T12:30:53.50 | 10.0 | undecidable | manual | PN | 307 | 0.0319 | 0.11 | 1.5 | |
--.BRT.Z. | 1985-04-11T12:30:49.00 | 10.0 | undecidable | manual | PN | 306 | 0.0292 | -0.29 | 1.4 | |
--.SKO.Z. | 1985-04-11T12:30:46.40 | 10.0 | undecidable | manual | PN | 12 | 0.0270 | 0.45 | 1.3 | |
--.VAY.Z. | 1985-04-11T12:30:42.30 | 10.0 | undecidable | manual | PN | 32 | 0.0245 | 0.19 | 1.5 | |
--.LCI.Z. | 1985-04-11T12:30:38.00 | 10.0 | undecidable | manual | PN | 305 | 0.0210 | 1.18 | 0.6 | |
--.KZN.Z. | 1985-04-11T12:30:26.00 | 10.0 | undecidable | manual | PN | 34 | 0.0139 | 0.07 | 1.5 |