A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4890, 15.4410 at 123 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 2.2 | 2018-12-22 18:51:38 |
38.4892 | 15.441 | 123 | 2019-06-04 09:16:08 |
Bollettino Sismico Italiano INGV | 65095601 |
Reviewed Rev100 |
ML 2.5 | 2018-12-22 18:51:39 |
38.4308 | 15.4163 | 120 | 2018-12-22 19:08:04 |
Sala Sismica INGV-Roma | 64097221 |
Field | Value |
---|---|
Time (UTC) | 2018-12-22 18:51:38 ± 0.43 |
Latitude | 38.4892 ± 0.0441 |
Longitude | 15.4410 ± 0.0460 |
Depth (km) | 123 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 65095601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 5755 |
Semi-minor axis of confidence ellipse (meter) | 1994 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 145 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 5750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.23113 |
Epicentral distance of station farthest from the epicenter (degree) | 1.23567 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 65095601 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-01-31 11:38:07 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 64097221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-12-22 19:08:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PLAC.HHZ. | 2018-12-22T18:52:14.70 | 0.1 | undecidable | manual | S | 93 | 86.7465 | 142 | 0.24 | 91 |
IV.AIO.HHZ. | 2018-12-22T18:52:12.30 | 0.1 | undecidable | manual | S | 198 | 60.1953 | 152 | 0.97 | 70 |
IV.MTTG.HHE. | 2018-12-22T18:52:11.50 | 0.6 | undecidable | manual | S | 157 | 58.3971 | 153 | 0.35 | 46 |
MN.CEL.HHZ. | 2018-12-22T18:52:10.10 | 0.1 | undecidable | manual | S | 123 | 46.8198 | 157 | 0.01 | 100 |
IV.MPNC.HHN. | 2018-12-22T18:52:09.30 | 0.3 | undecidable | manual | S | 191 | 38.7279 | 161 | -0.18 | 77 |
IV.MSRU.HHZ. | 2018-12-22T18:52:07.90 | 0.1 | undecidable | manual | S | 167 | 25.6521 | 167 | -0.8 | 93 |
MN.TIP.HHN. | 2018-12-22T18:52:04.42 | 0.6 | undecidable | manual | P | 56 | 137.1627 | 128 | 0.6 | 39 |
IV.CAR1.HHZ. | 2018-12-22T18:52:01.76 | 0.3 | undecidable | manual | P | 38 | 107.8143 | 135 | 0.68 | 57 |
IV.PLAC.HHZ. | 2018-12-22T18:51:59.50 | 0.1 | negative | manual | P | 93 | 86.7465 | 142 | 0.15 | 94 |
IV.MUCR.HHE. | 2018-12-22T18:51:58.13 | 0.3 | undecidable | manual | P | 225 | 69.8745 | 148 | -0.02 | 73 |
IV.AIO.HHZ. | 2018-12-22T18:51:57.74 | 0.1 | undecidable | manual | P | 198 | 60.1953 | 152 | 0.2 | 97 |
IV.NOV.HHZ. | 2018-12-22T18:51:57.94 | 0.1 | undecidable | manual | P | 207 | 57.5979 | 153 | 0.55 | 90 |
IV.MTTG.HHE. | 2018-12-22T18:51:57.26 | 0.1 | undecidable | manual | P | 157 | 58.3971 | 153 | -0.18 | 93 |
MN.CEL.HHZ. | 2018-12-22T18:51:56.60 | 0.1 | undecidable | manual | P | 123 | 46.8198 | 157 | -0.23 | 95 |
IV.IVPL.HHE. | 2018-12-22T18:51:56.80 | 0.3 | undecidable | manual | P | 253 | 41.9247 | 160 | 0.19 | 73 |
IV.MPNC.HHN. | 2018-12-22T18:51:55.87 | 0.3 | undecidable | manual | P | 191 | 38.7279 | 161 | -0.61 | 66 |
IV.SICLA.EHN. | 2018-12-22T18:51:55.83 | 0.1 | undecidable | manual | P | 137 | 35.1426 | 163 | -0.5 | 92 |
IV.MSRU.HHZ. | 2018-12-22T18:51:55.52 | 0.1 | undecidable | manual | P | 167 | 25.6521 | 167 | -0.5 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PLAC.HHN. | ML:0.0 | 0.00006733778500000002 | 0.2816 | AML | other | m | 2018-12-22T18:52:15.90 |
IV.PLAC.HHE. | ML:0.0 | 0.000082898 | 0.704 | AML | other | m | 2018-12-22T18:52:15.97 |
IV.MSRU.HHE. | ML:2.4 | 0.00018558239999999997 | 1.2288 | AML | other | m | 2018-12-22T18:52:18.50 |
IV.MSRU.HHN. | ML:2.4 | 0.00015603325 | 1.536 | AML | other | m | 2018-12-22T18:52:18.53 |
MN.CEL.HHN. | ML:2.0 | 0.00006721110999999998 | 0.2944 | AML | other | m | 2018-12-22T18:52:10.23 |
MN.CEL.HNN. | ML:2.0 | 0.00005919529 | 1.1392 | AML | other | m | 2018-12-22T18:52:17.33 |
MN.CEL.HHE. | ML:2.0 | 0.000058354705 | 0.3968 | AML | other | m | 2018-12-22T18:52:11.50 |
IV.GMB.BHN. | ML:2.8 | 0.00043834275 | 0.2432 | AML | other | m | 2018-12-22T18:52:12.22 |
IV.GMB.BHE. | ML:2.7 | 0.00032607560000000004 | 0.32 | AML | other | m | 2018-12-22T18:52:12.34 |
IV.PLAC.HNN. | ML:2.2 | 0.000080589325 | 0.6784 | AML | other | m | 2018-12-22T18:52:15.97 |