A magnitude ML 1.7 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4510, 15.4750 at 133 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.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML 1.7 |
2011-09-02 19:43:41 |
38.451 | 15.475 | 133 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1280359 |
Field | Value |
---|---|
Time (UTC) | 2011-09-02 19:43:41 ± 0.16 |
Latitude | 38.4510 ± 0.0099 |
Longitude | 15.4750 ± 0.0218 |
Depth (km) | 133 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1280359 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1902 |
Semi-minor axis of confidence ellipse (meter) | 875 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 78 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2195.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 284 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.75363 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1280359 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 01:18:58 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1280359 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 01:18:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PLAC.HHE. | 2011-09-02T19:44:18.71 | 0.3 | undecidable | manual | Sg | 90 | 83.6496 | 0.026 | 70 | |
IV.MPAZ.HHZ. | 2011-09-02T19:44:17.23 | 0.3 | undecidable | manual | Sg | 140 | 72.0723 | -0.11 | 70 | |
IV.JOPP.HHN. | 2011-09-02T19:44:14.40 | 0.3 | undecidable | manual | Sg | 64 | 39.5271 | -0.038 | 76 | |
IV.MSCL.HHE. | 2011-09-02T19:44:14.40 | 0.3 | undecidable | manual | Sg | 132 | 36.6411 | 0.152 | 74 | |
IV.PLAC.HHE. | 2011-09-02T19:44:03.13 | 0.3 | undecidable | manual | Pg | 90 | 83.6496 | 0.078 | 69 | |
IV.MPAZ.HHZ. | 2011-09-02T19:44:02.35 | 0.3 | undecidable | manual | Pg | 140 | 72.0723 | 0.075 | 71 | |
IV.MSCL.HHE. | 2011-09-02T19:44:00.42 | 0.3 | undecidable | manual | Pg | 132 | 36.6411 | -0.071 | 75 | |
IV.JOPP.HHN. | 2011-09-02T19:44:00.52 | 0.1 | undecidable | manual | Pg | 64 | 39.5271 | -0.079 | 100 | |
IV.PIPA.HHE. | 2011-09-02T19:43:53.09 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |