A magnitude M 2.5 earthquake occured in region: Albania [Land], on
and geographic coordinates (lat, lon) 40.9250, 20.0840 at 5 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 2.5 | 1987-10-04 17:05:51 |
40.925 | 20.084 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 56479 |
Field | Value |
---|---|
Time (UTC) | 1987-10-04 17:05:51 ± 0.421 |
Latitude | 40.9250 ± 0.0354 |
Longitude | 20.0840 ± 0.0236 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 56479 |
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) | 4402.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00510 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01732 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 56479 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:23:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.HCY.Z. | 1987-10-04T17:06:51.00 | 10.0 | undecidable | manual | SN | 323 | 1.9203 | 1.58 | 0.1 | |
--.BDV.Z. | 1987-10-04T17:06:44.20 | 10.0 | undecidable | manual | SN | 326 | 1.6428 | 1.37 | 0.1 | |
--.PVY.Z. | 1987-10-04T17:06:44.00 | 10.0 | undecidable | manual | SN | 357 | 1.665 | 0.68 | 0.4 | |
--.TTG.Z. | 1987-10-04T17:06:42.50 | 10.0 | undecidable | manual | SN | 338 | 1.6206 | 0.29 | 0.6 | |
--.SKO.Z. | 1987-10-04T17:06:38.00 | 10.0 | undecidable | manual | SN | 44 | 1.4541 | -0.25 | 0.9 | |
--.HCY.Z. | 1987-10-04T17:06:25.10 | 10.0 | undecidable | manual | PN | 323 | 1.9203 | 0.05 | 1.4 | |
--.BDV.Z. | 1987-10-04T17:06:21.10 | 10.0 | undecidable | manual | PN | 326 | 1.6428 | -0.14 | 1.5 | |
--.LCI.Z. | 1987-10-04T17:06:21.00 | 10.0 | undecidable | manual | PN | 249 | 1.5984 | 0.34 | 1.3 | |
--.TTG.Z. | 1987-10-04T17:06:20.00 | 10.0 | undecidable | manual | PN | 338 | 1.6206 | -0.88 | 0.8 | |
--.PVY.Z. | 1987-10-04T17:06:20.80 | 10.0 | undecidable | manual | PN | 357 | 1.665 | -0.72 | 1 | |
--.SKO.Z. | 1987-10-04T17:06:19.30 | 10.0 | positive | manual | PN | 44 | 1.4541 | 0.7 | 2 | |
--.ULC.Z. | 1987-10-04T17:06:13.50 | 10.0 | undecidable | manual | PN | 329 | 1.1988 | -1.71 | 0.1 | |
--.OHR.Z. | 1987-10-04T17:06:12.30 | 10.0 | undecidable | manual | SG | 71 | 0.5661 | -0.62 | 0.7 | |
--.OHR.Z. | 1987-10-04T17:06:04.10 | 10.0 | undecidable | manual | PG | 71 | 0.5661 | 0.13 | 3.1 |