A magnitude ML-VAX 3.3 earthquake occured in region: Costa Occidentale Peloponneso (GRECIA), on
and geographic coordinates (lat, lon) 37.2330, 20.7900 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 |
ML-VAX 3.3 | 1997-12-30 20:13:05 |
37.233 | 20.79 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 318409 |
Field | Value |
---|---|
Time (UTC) | 1997-12-30 20:13:05 ± 1.213 |
Latitude | 37.2330 ± 0.0624 |
Longitude | 20.7900 ± 0.0933 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 318409 |
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) | 10783.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 302 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.9 |
Epicentral distance of station closest to the epicenter (degree) | 0.03359 |
Epicentral distance of station farthest from the epicenter (degree) | 0.05173 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 3.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 318409 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SGO.Z. | 1997-12-30T20:15:23.10 | 10.0 | undecidable | manual | SN | 307 | 5.3946 | -1.1 | 0.5 | |
--.PZI.Z. | 1997-12-30T20:15:05.43 | 10.0 | undecidable | manual | SN | 267 | 4.6398 | -1.05 | 0.6 | |
--.BRT.Z. | 1997-12-30T20:15:01.47 | 10.0 | undecidable | manual | SN! | 321 | 4.5954 | -3.73 | 0 | |
--.SOI.Z. | 1997-12-30T20:14:47.23 | 10.0 | undecidable | manual | SN | 282 | 3.8295 | 0.22 | 0.9 | |
--.LCI.Z. | 1997-12-30T20:14:45.82 | 10.0 | undecidable | manual | SN | 325 | 3.7296 | 1.33 | 0.4 | |
--.CI9.Z. | 1997-12-30T20:14:31.50 | 10.0 | undecidable | manual | PN | 309 | 5.7387 | 1.17 | 1.2 | |
--.MU9.Z. | 1997-12-30T20:14:28.55 | 10.0 | undecidable | manual | PN! | 310 | 5.4057 | 2.87 | 0 | |
--.SGO.Z. | 1997-12-30T20:14:27.44 | 10.0 | undecidable | manual | PN | 307 | 5.3946 | 1.95 | 0.5 | |
--.SL9.Z. | 1997-12-30T20:14:19.92 | 10.0 | undecidable | manual | PN | 308 | 5.0949 | -1.45 | 0.9 | |
--.PZI.Z. | 1997-12-30T20:14:14.83 | 10.0 | undecidable | manual | PN | 267 | 4.6398 | -0.43 | 2.1 | |
--.BRT.Z. | 1997-12-30T20:14:13.14 | 10.0 | undecidable | manual | PN | 321 | 4.5954 | -1.38 | 1.1 | |
--.AU9.Z. | 1997-12-30T20:14:09.28 | 10.0 | undecidable | manual | PN! | 270 | 4.4178 | -2.84 | 0 | |
--.MO9.Z. | 1997-12-30T20:14:08.80 | 10.0 | undecidable | manual | PN | 280 | 4.0959 | 0.41 | 2.1 | |
--.SOI.Z. | 1997-12-30T20:14:04.62 | 10.0 | undecidable | manual | PN | 282 | 3.8295 | 0.61 | 1.9 | |
--.LCI.Z. | 1997-12-30T20:14:01.89 | 10.0 | undecidable | manual | PN | 325 | 3.7296 | -0.66 | 1.9 |