A magnitude ML 2.5 earthquake occured in region: Tirreno Settentrionale (MARE), on
and geographic coordinates (lat, lon) 41.8440, 10.3420 at 8 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 |
ML 2.5 | 2016-02-21 02:59:27 |
41.8443 | 10.3418 | 8 | 2016-05-17 13:17:25 |
Bollettino Sismico Italiano INGV | 24117571 |
Reviewed Rev100 |
ML 2.5 | 2016-02-21 02:59:28 |
41.8417 | 10.3743 | 9 | 2016-02-21 05:45:03 |
Sala Sismica INGV-Roma | 23569981 |
Field | Value |
---|---|
Time (UTC) | 2016-02-21 02:59:27 ± 0.5 |
Latitude | 41.8443 ± 0.0108 |
Longitude | 10.3418 ± 0.0254 |
Depth (km) | 8 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 24117571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1951 |
Semi-minor axis of confidence ellipse (meter) | 1123 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 294 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1950.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 2.45785 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 23569981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-02-21 05:45:03 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 24117571 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2016-04-04 16:53:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOCO.HHZ. | 2016-02-21T03:00:38.75 | 3.0 | undecidable | manual | Pg | 7.2 | 0 | |||
MN.VSL.BHZ. | 2016-02-21T03:00:38.85 | 0.3 | undecidable | manual | S | 198 | 272.8158 | 38 | -0.14 | 40 |
IV.LAV9.HHZ. | 2016-02-21T03:00:32.99 | 3.0 | undecidable | manual | Sg | 1.55 | 0 | |||
IV.SARZ.HHZ. | 2016-02-21T03:00:21.89 | 3.0 | positive | manual | Pn | 5.52 | 0 | |||
IV.DGI.HHZ. | 2016-02-21T03:00:18.92 | 0.6 | undecidable | manual | S | 200 | 180.1863 | 38 | -0.09 | 52 |
IV.FROS.HHZ. | 2016-02-21T03:00:14.96 | 1.0 | undecidable | manual | S | 23 | 165.4122 | 50 | -0.23 | 27 |
IV.MMUR.HNZ. | 2016-02-21T03:00:09.52 | 3.0 | undecidable | manual | Pn | -2.76 | 0 | |||
MN.VSL.BHZ. | 2016-02-21T03:00:09.77 | 0.6 | undecidable | manual | P | 198 | 272.8158 | 38 | 0.81 | 22 |
IV.PE3.EHZ. | 2016-02-21T03:00:08.03 | 3.0 | negative | manual | Pn | -2.06 | 0 | |||
FR.AJAC.HHZ. | 2016-02-21T03:00:06.95 | 3.0 | undecidable | manual | S | 133.7661 | 0.15 | 0 | ||
IV.CASP.HHZ. | 2016-02-21T03:00:01.09 | 0.3 | undecidable | manual | S | 22 | 113.3976 | 50 | -0.21 | 95 |
IV.GROG.HHE. | 2016-02-21T03:00:01.49 | 3.0 | undecidable | manual | P | 3.84 | 0 | |||
IV.PII.HHZ. | 2016-02-21T03:00:00.30 | 0.6 | undecidable | manual | P | 4 | 208.8354 | 38 | -0.69 | 38 |
IV.CELB.HHZ. | 2016-02-21T02:59:58.70 | 0.6 | undecidable | manual | S | 354 | 100.6215 | 50 | 0.8 | 54 |
IV.CSNT.HHE. | 2016-02-21T02:59:58.93 | 0.3 | undecidable | manual | P | 23 | 196.5588 | 38 | -0.54 | 65 |
IV.DGI.HHZ. | 2016-02-21T02:59:57.66 | 0.6 | undecidable | manual | P | 200 | 180.1863 | 38 | 0.23 | 51 |
IV.MGAB.HHZ. | 2016-02-21T02:59:57.58 | 0.6 | undecidable | manual | P | 50 | 187.2681 | 38 | -0.74 | 42 |
FR.SMPL.HHE. | 2016-02-21T02:59:55.96 | 3.0 | undecidable | manual | S | 93.8394 | -0.35 | 0 | ||
IV.MAON.HHE. | 2016-02-21T02:59:55.76 | 0.6 | undecidable | manual | S | 45 | 91.7415 | 50 | 0.26 | 66 |
IV.FROS.HHZ. | 2016-02-21T02:59:54.65 | 0.3 | undecidable | manual | P | 23 | 165.4122 | 50 | -0.57 | 75 |
IV.MCIV.HHZ. | 2016-02-21T02:59:52.72 | 0.3 | undecidable | manual | P | 46 | 150.738 | 50 | -0.24 | 87 |
IV.TRIF.HHZ. | 2016-02-21T02:59:52.17 | 0.3 | undecidable | manual | P | 18 | 148.2405 | 50 | -0.39 | 85 |
IV.LATE.HHZ. | 2016-02-21T02:59:52.95 | 1.0 | undecidable | manual | P | 54 | 147.3414 | 50 | 0.52 | 28 |
FR.AJAC.HHZ. | 2016-02-21T02:59:51.26 | 3.0 | undecidable | manual | P | 133.7661 | 0.73 | 0 | ||
IV.ARCI.HHZ. | 2016-02-21T02:59:51.99 | 0.6 | undecidable | manual | P | 39 | 145.3434 | 50 | -0.13 | 60 |
IV.TOLF.HHZ. | 2016-02-21T02:59:51.06 | 0.6 | undecidable | manual | P | 79 | 138.9609 | 50 | -0.08 | 62 |
IV.CASP.HHZ. | 2016-02-21T02:59:47.42 | 0.3 | undecidable | manual | P | 22 | 113.3976 | 50 | 0.22 | 95 |
FR.CORF.HHE. | 2016-02-21T02:59:47.12 | 3.0 | undecidable | manual | P | -0.2 | 0 | |||
IV.CELB.HHZ. | 2016-02-21T02:59:45.39 | 0.6 | undecidable | manual | P | 354 | 100.6215 | 50 | 0.15 | 66 |
FR.SMPL.HHE. | 2016-02-21T02:59:44.42 | 3.0 | undecidable | manual | P | 93.8394 | -0.05 | 0 | ||
IV.MAON.HHE. | 2016-02-21T02:59:44.88 | 0.1 | undecidable | manual | P | 45 | 91.7415 | 50 | 1.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
FR.AJAC.HHN.00 | ML:2.5 | 0.000186 | 0.54 | AML | other | m | 2016-02-21T03:00:08.09 |
FR.AJAC.HHE.00 | ML:2.4 | 0.0001585 | 1.1 | AML | other | m | 2016-02-21T03:00:08.93 |
IV.ARCI.HHN. | ML:2.3 | 0.0001085 | 1.26 | AML | other | m | 2016-02-21T03:00:16.76 |
IV.ARCI.HHE. | ML:2.4 | 0.00012195 | 0.68 | AML | other | m | 2016-02-21T03:00:22.25 |
IV.CELB.HHE. | ML:2.3 | 0.00020999999999999998 | 0.7 | AML | other | m | 2016-02-21T03:00:04.29 |
IV.CELB.HHN. | ML:2.4 | 0.0002375 | 0.48 | AML | other | m | 2016-02-21T03:00:06.07 |
IV.FROS.HHE. | ML:2.9 | 0.000354 | 1.38 | AML | other | m | 2016-02-21T03:00:20.45 |
IV.FROS.HHN. | ML:3.0 | 0.0004325 | 0.3 | AML | other | m | 2016-02-21T03:00:19.44 |
IV.MCIV.HHN. | ML:2.6 | 0.000189 | 0.68 | AML | other | m | 2016-02-21T03:00:15.42 |
IV.MCIV.HHE. | ML:2.6 | 0.000208 | 1.22 | AML | other | m | 2016-02-21T03:00:16.60 |
IV.MGAB.HHE. | ML:2.3 | 0.0000696 | 0.62 | AML | other | m | 2016-02-21T03:00:29.31 |
IV.MGAB.HHN. | ML:2.2 | 0.00005315 | 0.82 | AML | other | m | 2016-02-21T03:00:35.00 |
IV.TRIF.HHE. | ML:2.9 | 0.00041049999999999995 | 1.36 | AML | other | m | 2016-02-21T03:00:16.31 |
IV.TRIF.HHN. | ML:3.0 | 0.0005315 | 0.24 | AML | other | m | 2016-02-21T03:00:16.72 |