A magnitude Md 2.1 earthquake occured in region: 7 km SW Apecchio (PU), on
and geographic coordinates (lat, lon) 43.5100, 12.3740 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Apecchio | PU | 7 | 1882 | 1882 |
Pietralunga | PG | 9 | 2111 | 3993 |
CittĂ di Castello | PG | 12 | 39913 | 43906 |
Piobbico | PU | 14 | 2029 | 45935 |
Mercatello sul Metauro | PU | 16 | 1378 | 47313 |
San Giustino | PG | 16 | 11297 | 58610 |
Montone | PG | 17 | 1680 | 60290 |
Sant'Angelo in Vado | PU | 18 | 4133 | 64423 |
Borgo Pace | PU | 18 | 606 | 65029 |
Monte Santa Maria Tiberina | PG | 19 | 1183 | 66212 |
Sansepolcro | AR | 20 | 15884 | 82096 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1999-06-09 21:20:10 |
43.51 | 12.374 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 367839 |
Field | Value |
---|---|
Time (UTC) | 1999-06-09 21:20:10 ± 0.136 |
Latitude | 43.5100 ± 0.0159 |
Longitude | 12.3740 ± 0.0137 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 367839 |
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) | 2084.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 135 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00291 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00534 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 367839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:45:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1999-06-09T21:20:30.28 | 10.0 | undecidable | manual | SG | 307 | 0.5883 | -0.77 | 0.2 | |
--.ASS.Z. | 1999-06-09T21:20:28.90 | 10.0 | undecidable | manual | SG | 155 | 0.4884 | 0.41 | 0.6 | |
--.SNTG.Z. | 1999-06-09T21:20:27.92 | 10.0 | undecidable | manual | SG | 121 | 0.4773 | 0.47 | 0.5 | |
--.ARV.Z. | 1999-06-09T21:20:24.96 | 10.0 | undecidable | manual | SG | 91 | 0.3996 | -0.22 | 0.8 | |
--.CRE.Z. | 1999-06-09T21:20:22.70 | 10.0 | undecidable | manual | SG | 289 | 0.3219 | -0.3 | 0.7 | |
--.PGD.Z. | 1999-06-09T21:20:22.40 | 10.0 | undecidable | manual | PG | 307 | 0.5883 | 0.24 | 1.7 | |
--.SFI.Z. | 1999-06-09T21:20:21.60 | 10.0 | undecidable | manual | PG | 315 | 0.5439 | 0.35 | 1.5 | |
--.SNTG.Z. | 1999-06-09T21:20:20.58 | 10.0 | undecidable | manual | PG | 121 | 0.4773 | 0.5 | 1.1 | |
--.ASS.Z. | 1999-06-09T21:20:19.53 | 10.0 | undecidable | manual | PG | 155 | 0.4884 | -0.68 | 0.6 | |
--.ARV.Z. | 1999-06-09T21:20:18.34 | 10.0 | undecidable | manual | PG | 91 | 0.3996 | -0.42 | 1.4 | |
--.CRE.Z. | 1999-06-09T21:20:17.30 | 10.0 | undecidable | manual | PG | 289 | 0.3219 | 0.16 | 2.1 |