A magnitude M 4.1 earthquake occured in region: Costa Greca Ionica (GRECIA), on
and geographic coordinates (lat, lon) 38.0120, 20.8460 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 4.1 | 1985-01-21 01:18:26 |
38.012 | 20.846 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 669 |
Field | Value |
---|---|
Time (UTC) | 1985-01-21 01:18:26 ± 0.859 |
Latitude | 38.0120 ± 0.0641 |
Longitude | 20.8460 ± 0.0474 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 669 |
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) | 8251.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 238 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 29 |
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) | 0.02785 |
Epicentral distance of station farthest from the epicenter (degree) | 0.10993 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 24 |
Field | Value |
---|---|
Value | 4.1 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 669 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-01-21T01:21:49.50 | 10.0 | undecidable | manual | SN | 313 | 8.0919 | -0.31 | 0.5 | |
--.ORO.Z. | 1985-01-21T01:21:19.50 | 10.0 | undecidable | manual | PN? | 311 | 12.1989 | -0.8 | 0.3 | |
--.DUI.Z. | 1985-01-21T01:21:03.00 | 10.0 | undecidable | manual | SN | 306 | 6.0939 | 0.84 | 0.4 | |
--.SAL.Z. | 1985-01-21T01:20:59.00 | 10.0 | undecidable | manual | PN | 316 | 10.7781 | -1.7 | 0.3 | |
--.SOR.Z. | 1985-01-21T01:20:51.00 | 10.0 | undecidable | manual | SN | 297 | 5.6388 | -0.33 | 0.6 | |
--.RBL.Z. | 1985-01-21T01:20:48.00 | 10.0 | undecidable | manual | PN | 328 | 9.9789 | -1.7 | 0.3 | |
--.CH1.Z. | 1985-01-21T01:20:33.00 | 10.0 | undecidable | manual | PN | 310 | 8.7468 | 0.24 | 1.3 | |
--.PA1.Z. | 1985-01-21T01:20:30.50 | 10.0 | undecidable | manual | SN | 258 | 4.7841 | -0.68 | 0.5 | |
--.AR1.Z. | 1985-01-21T01:20:23.50 | 10.0 | undecidable | manual | PN | 313 | 8.0919 | -0.39 | 1.3 | |
--.AS1.Z. | 1985-01-21T01:20:23.00 | 10.0 | undecidable | manual | PN | 309 | 7.992 | 0.52 | 1.2 | |
--.PO9.Z. | 1985-01-21T01:20:18.50 | 10.0 | undecidable | manual | PN | 307 | 7.5369 | 2.28 | 0.1 | |
--.MNS.Z. | 1985-01-21T01:20:17.50 | 10.0 | undecidable | manual | PN | 305 | 7.5924 | 0.51 | 1.2 | |
--.SD1.Z. | 1985-01-21T01:20:03.00 | 10.0 | undecidable | manual | PN | 304 | 6.5268 | 0.69 | 1.2 | |
--.DUI.Z. | 1985-01-21T01:19:57.00 | 10.0 | undecidable | manual | PN? | 306 | 6.0939 | 0.62 | 0.5 | |
--.SGG.Z. | 1985-01-21T01:19:56.80 | 10.0 | undecidable | manual | PN | 304 | 5.994 | 1.79 | 0.3 | |
--.MSC.Z. | 1985-01-21T01:19:55.70 | 10.0 | undecidable | manual | PN | 301 | 6.1605 | -1.58 | 0.5 | |
--.OVO.Z. | 1985-01-21T01:19:51.40 | 10.0 | undecidable | manual | PN | 299 | 5.7054 | 0.37 | 1.5 | |
--.SOR.Z. | 1985-01-21T01:19:50.00 | 10.0 | undecidable | manual | PN | 297 | 5.6388 | -0.13 | 1.5 | |
--.LCI.Z. | 1985-01-21T01:19:50.00 | 10.0 | undecidable | manual | SN | 316 | 3.1413 | -1.66 | 0.2 | |
--.BS1.Z. | 1985-01-21T01:19:48.00 | 10.0 | undecidable | manual | PN | 300 | 5.3946 | 1.22 | 0.8 | |
--.TR9.Z. | 1985-01-21T01:19:45.50 | 10.0 | undecidable | manual | PN | 305 | 5.2725 | 0.41 | 1.4 | |
--.SGO.Z. | 1985-01-21T01:19:41.50 | 10.0 | undecidable | manual | PN | 300 | 4.9728 | 0.55 | 1.3 | |
--.PA1.Z. | 1985-01-21T01:19:37.00 | 10.0 | undecidable | manual | PN | 258 | 4.7841 | -1.49 | 0.5 | |
--.ORI.Z. | 1985-01-21T01:19:27.00 | 10.0 | undecidable | manual | PN | 300 | 3.9738 | -0.17 | 1.5 | |
--.SKO.Z. | 1985-01-21T01:19:26.20 | 10.0 | undecidable | manual | PN | 4 | 3.9849 | -1.07 | 1.8 | |
--.PE1.Z. | 1985-01-21T01:19:26.00 | 10.0 | undecidable | manual | PN | 315 | 3.8406 | 0.68 | 1.2 | |
--.VAY.Z. | 1985-01-21T01:19:22.30 | 10.0 | undecidable | manual | PN | 19 | 3.5631 | 0.8 | 2.3 | |
--.LCI.Z. | 1985-01-21T01:19:15.00 | 10.0 | undecidable | manual | PN | 316 | 3.1413 | -0.68 | 1.2 | |
--.OHR.Z. | 1985-01-21T01:19:15.10 | 10.0 | undecidable | manual | PN | 357 | 3.0858 | 0.01 | 3.1 |