A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.8410, 15.4260 at 216 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 |
ML 2.1 | 2013-10-30 08:49:23 |
38.8413 | 15.4257 | 216 | 2015-02-12 09:08:31 |
Bollettino Sismico Italiano INGV | 7146531 |
Reviewed Rev100 |
ML 2.2 | 2013-10-30 08:49:23 |
38.8937 | 15.4143 | 217 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 4764181 |
Field | Value |
---|---|
Time (UTC) | 2013-10-30 08:49:23 ± 0.46 |
Latitude | 38.8413 ± 0.0549 |
Longitude | 15.4257 ± 0.0924 |
Depth (km) | 216 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 7146531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 9012 |
Semi-minor axis of confidence ellipse (meter) | 4297 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 122 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 9010.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 263 |
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) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.42808 |
Epicentral distance of station farthest from the epicenter (degree) | 1.08818 |
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 | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 4764181 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2013-10-30 09:01:50 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 7146531 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2015-01-15 13:09:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CELI.HHZ. | 2013-10-30T08:50:20.40 | 1.0 | undecidable | manual | S | 56 | 112.0989 | 151 | 1.36 | 14 |
MN.TIP.HHZ. | 2013-10-30T08:50:19.66 | 0.6 | undecidable | manual | S | 71 | 120.7902 | 149 | -0.31 | 43 |
IV.SERS.HHZ. | 2013-10-30T08:50:18.79 | 0.3 | undecidable | manual | S | 78 | 111.0999 | 151 | -0.15 | 68 |
IV.PLAC.HHZ. | 2013-10-30T08:50:17.83 | 0.3 | undecidable | manual | S | 116 | 97.9242 | 154 | 0.19 | 69 |
IV.JOPP.HHZ. | 2013-10-30T08:50:13.97 | 0.3 | undecidable | manual | S | 123 | 47.5191 | 167 | -0.07 | 78 |
IV.CELI.HHZ. | 2013-10-30T08:49:56.02 | 0.1 | negative | manual | P | 56 | 112.0989 | 151 | 0.41 | 86 |
IV.MPAZ.HHZ. | 2013-10-30T08:49:56.51 | 1.0 | undecidable | manual | P | 153 | 110.7003 | 152 | 0.98 | 17 |
IV.SERS.HHZ. | 2013-10-30T08:49:55.38 | 0.1 | positive | manual | P | 78 | 111.0999 | 151 | -0.17 | 90 |
MN.TIP.HHZ. | 2013-10-30T08:49:55.94 | 0.1 | positive | manual | P | 71 | 120.7902 | 149 | -0.21 | 88 |
IV.PLAC.HHZ. | 2013-10-30T08:49:54.86 | 0.1 | positive | manual | P | 116 | 97.9242 | 154 | 0.06 | 95 |
IV.JOPP.HHZ. | 2013-10-30T08:49:52.45 | 0.1 | undecidable | manual | P | 123 | 47.5191 | 167 | -0.27 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHE. | ML:2.2 | 0.00003875 | 1.2 | AML | other | m | 2013-10-30T08:50:16.05 |
IV.JOPP.HHN. | ML:2.1 | 0.00003155 | 1.24 | AML | other | m | 2013-10-30T08:50:17.02 |
IV.PLAC.HHE. | ML:2.2 | 0.00003235000000000001 | 0.68 | AML | other | m | 2013-10-30T08:50:20.21 |
IV.SERS.HHE. | ML:1.9 | 0.00001745 | 0.46 | AML | other | m | 2013-10-30T08:50:19.49 |
IV.SERS.HHN. | ML:1.8 | 0.000013779999999999999 | 0.84 | AML | other | m | 2013-10-30T08:50:21.26 |