A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4300, 12.0680 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 | 2018-04-26 01:16:59 |
38.4297 | 12.068 | 10 | 2019-04-24 14:49:50 |
Bollettino Sismico Italiano INGV | 66787911 |
Reviewed Rev100 |
ML 1.7 | 2018-04-26 01:17:08 |
38.0332 | 12.5053 | 10 | 2018-04-26 01:43:37 |
Sala Sismica INGV-Roma | 56109621 |
Field | Value |
---|---|
Time (UTC) | 2018-04-26 01:16:59 ± 0.67 |
Latitude | 38.4297 ± 0.0279 |
Longitude | 12.0680 ± 0.0471 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 66787911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4080 |
Semi-minor axis of confidence ellipse (meter) | 3100 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 275 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4080.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 282 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.53 |
Epicentral distance of station closest to the epicenter (degree) | 0.56567 |
Epicentral distance of station farthest from the epicenter (degree) | 1.71591 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 66787911 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-03-22 11:00:27 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 56109621 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-04-26 01:43:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CORL.HHZ. | 2018-04-26T01:17:34.77 | 0.3 | undecidable | manual | S | 118 | 123.0879 | 50 | -0.09 | 75 |
IV.MPG.SHE. | 2018-04-26T01:17:33.59 | 0.6 | undecidable | manual | S | 104 | 116.2947 | 50 | 0.52 | 46 |
IV.PETRA.HHN. | 2018-04-26T01:17:29.24 | 0.3 | undecidable | manual | P | 110 | 190.4649 | 38 | -0.57 | 52 |
IV.CAVT.HHE. | 2018-04-26T01:17:29.82 | 0.6 | undecidable | manual | S | 144 | 102.7194 | 50 | 0.4 | 49 |
IV.MCT.BHE. | 2018-04-26T01:17:27.29 | 0.6 | undecidable | manual | P | 123 | 161.8158 | 50 | 1.48 | 26 |
IV.ALJA.HHZ. | 2018-04-26T01:17:26.66 | 0.3 | undecidable | manual | P | 117 | 165.4122 | 50 | 0.3 | 63 |
IV.CSLB.HHZ. | 2018-04-26T01:17:26.86 | 0.3 | undecidable | manual | P | 107 | 181.8846 | 38 | -1.88 | 27 |
IV.MARS.EHZ. | 2018-04-26T01:17:25.89 | 0.6 | undecidable | manual | S | 150 | 86.6466 | 50 | 0.74 | 45 |
MN.CLTB.HHN. | 2018-04-26T01:17:22.13 | 0.3 | undecidable | manual | P | 133 | 137.862 | 50 | 0.02 | 74 |
IV.SOLUN.HHE. | 2018-04-26T01:17:20.83 | 0.3 | undecidable | manual | P | 106 | 132.9669 | 50 | -0.53 | 67 |
IV.CORL.HHZ. | 2018-04-26T01:17:19.96 | 0.3 | undecidable | manual | P | 118 | 123.0879 | 50 | 0.12 | 75 |
IV.MPG.SHE. | 2018-04-26T01:17:18.30 | 0.3 | undecidable | manual | P | 104 | 116.2947 | 50 | -0.5 | 70 |
IV.CRJA.HHZ. | 2018-04-26T01:17:18.02 | 0.3 | undecidable | manual | P | 130 | 107.4147 | 50 | 0.6 | 69 |
IV.MMGO.HHZ. | 2018-04-26T01:17:18.57 | 0.3 | undecidable | manual | P | 137 | 116.3946 | 50 | -0.24 | 74 |
IV.ERC.EHN. | 2018-04-26T01:17:17.05 | 0.6 | undecidable | manual | S | 134 | 62.7927 | 50 | -1.72 | 28 |
IV.USI.HHE. | 2018-04-26T01:17:17.97 | 0.3 | undecidable | manual | P | 72 | 101.2209 | 50 | 1.5 | 45 |
IV.CAVT.HHE. | 2018-04-26T01:17:16.58 | 0.6 | undecidable | manual | P | 144 | 102.7194 | 50 | -0.12 | 52 |
IV.MARS.EHZ. | 2018-04-26T01:17:14.69 | 0.1 | undecidable | manual | P | 150 | 86.6466 | 50 | 0.46 | 100 |
IV.ERC.EHN. | 2018-04-26T01:17:09.29 | 0.3 | undecidable | manual | P | 134 | 62.7927 | 50 | -1.25 | 56 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MARS.EHE. | ML:2.1 | 0.0001585 | 0.66 | AML | other | m | 2018-04-26T01:17:31.73 |
IV.MARS.EHN. | ML:2.2 | 0.000187 | 0.68 | AML | other | m | 2018-04-26T01:17:32.44 |
IV.MMGO.HHE. | ML:1.8 | 0.0000427 | 0.54 | AML | other | m | 2018-04-26T01:17:33.91 |
IV.MMGO.HHN. | ML:1.8 | 0.00005434999999999999 | 1.3 | AML | other | m | 2018-04-26T01:17:38.15 |
IV.CORL.HHE. | ML:2.4 | 0.000186 | 0.6 | AML | other | m | 2018-04-26T01:17:43.99 |
IV.CORL.HHN. | ML:2.3 | 0.00014050000000000003 | 1.28 | AML | other | m | 2018-04-26T01:17:44.16 |
IV.ALJA.HHE. | ML:2.1 | 0.000054149999999999995 | 1.02 | AML | other | m | 2018-04-26T01:17:56.42 |
IV.ALJA.HHN. | ML:2.2 | 0.000059149999999999994 | 1.08 | AML | other | m | 2018-04-26T01:17:56.41 |