A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4830, 12.5630 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.
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 | 2021-05-19 09:35:09 |
38.4828 | 12.5627 | 10 | 2021-12-29 11:12:00 |
Bollettino Sismico Italiano INGV | 90475451 |
Reviewed Rev100 |
ML 2.2 | 2021-05-19 09:35:09 |
38.4873 | 12.5332 | 10 | 2021-05-19 09:44:36 |
Sala Sismica INGV-Roma | 90256121 |
Field | Value |
---|---|
Time (UTC) | 2021-05-19 09:35:09 ± 0.38 |
Latitude | 38.4828 ± 0.0171 |
Longitude | 12.5627 ± 0.0264 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 90475451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2740 |
Semi-minor axis of confidence ellipse (meter) | 1190 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 307 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2740.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 226 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.85526 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 90475451 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-05-25 07:14:05 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 90256121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-19 09:44:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RAFF.HHZ. | 2021-05-19T09:35:43.28 | 3.0 | undecidable | manual | Pn | 0.25 | 0 | |||
IV.MTGR.HHZ. | 2021-05-19T09:35:30.87 | 0.6 | undecidable | manual | S | 165 | 67.5768 | 50 | 0.26 | 53 |
IV.MBFT.HHZ. | 2021-05-19T09:35:30.50 | 0.3 | undecidable | manual | S | 150 | 68.5758 | 50 | -0.38 | 77 |
IV.LEVAN.EHE. | 2021-05-19T09:35:28.43 | 0.3 | undecidable | manual | S | 199 | 57.6978 | 50 | 0.46 | 77 |
IV.USI.HHZ. | 2021-05-19T09:35:28.01 | 0.6 | undecidable | manual | S | 65 | 58.9965 | 50 | -0.31 | 53 |
IV.SOLUN.HHE. | 2021-05-19T09:35:26.32 | 0.3 | undecidable | manual | P | 117 | 94.9383 | 50 | 0.26 | 75 |
IV.ERC.EHZ. | 2021-05-19T09:35:25.40 | 0.6 | undecidable | manual | S | 178 | 49.4172 | 50 | -0.37 | 53 |
IV.MARS.HHN. | 2021-05-19T09:35:24.57 | 0.3 | undecidable | manual | P | 180 | 80.9523 | 50 | 0.67 | 68 |
IV.CRJA.HHZ. | 2021-05-19T09:35:24.85 | 0.3 | undecidable | manual | P | 153 | 84.8484 | 50 | 0.35 | 75 |
IV.MPG.HHE. | 2021-05-19T09:35:23.04 | 0.3 | undecidable | manual | P | 117 | 77.9664 | 50 | -0.41 | 75 |
IV.MTGR.HHZ. | 2021-05-19T09:35:22.09 | 0.3 | undecidable | manual | P | 165 | 67.5768 | 50 | 0.24 | 79 |
IV.MBFT.HHZ. | 2021-05-19T09:35:22.48 | 0.1 | undecidable | manual | P | 150 | 68.5758 | 50 | 0.48 | 100 |
IV.USI.HHZ. | 2021-05-19T09:35:20.78 | 0.3 | undecidable | manual | P | 65 | 58.9965 | 50 | 0.26 | 80 |
IV.LEVAN.EHE. | 2021-05-19T09:35:19.75 | 0.1 | undecidable | manual | P | 199 | 57.6978 | 50 | -0.57 | 99 |
IV.ERC.EHZ. | 2021-05-19T09:35:18.17 | 0.1 | undecidable | manual | P | 178 | 49.4172 | 50 | -0.88 | 89 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.USI.HHN. | ML:2.6 | 0.0009311132 | 0.3968 | AML | other | m | 2021-05-19T09:35:29.64 |
IV.USI.HHE. | ML:2.4 | 0.0005480000000000001 | 0.3 | AML | other | m | 2021-05-19T09:35:29.83 |
IV.MTGR.HHE. | ML:1.7 | 0.00009328029 | 0.3776 | AML | other | m | 2021-05-19T09:35:33.51 |
IV.MTGR.HHN. | ML:1.9 | 0.00013450000000000002 | 0.28 | AML | other | m | 2021-05-19T09:35:34.63 |
IV.CRJA.HHE. | ML:2.0 | 0.0001316116 | 0.6592 | AML | other | m | 2021-05-19T09:35:51.40 |
IV.CRJA.HHN. | ML:2.2 | 0.00021253745000000002 | 0.3968 | AML | other | m | 2021-05-19T09:35:42.54 |
IV.RAFF.HHN. | ML:2.1 | 0.000033299935000000005 | 1.1392 | AML | other | m | 2021-05-19T09:36:14.19 |
IV.RAFF.HHE. | ML:2.0 | 0.00003151882 | 1.1136 | AML | other | m | 2021-05-19T09:36:28.36 |