A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.9790, 15.3970 at 264 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 2.3 | 2021-04-13 10:37:04 |
38.9792 | 15.3967 | 265 | 2021-07-12 16:55:15 |
Bollettino Sismico Italiano INGV | 91329251 |
Reviewed Rev100 |
Md 2.5 | 2021-04-13 10:37:04 |
38.947 | 15.4057 | 264 | 2021-06-15 12:34:25 |
Sala Sismica INGV-Roma | 89056681 |
Field | Value |
---|---|
Time (UTC) | 2021-04-13 10:37:04 ± 0.48 |
Latitude | 38.9792 ± 0.0315 |
Longitude | 15.3967 ± 0.0532 |
Depth (km) | 265 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91329251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4743 |
Semi-minor axis of confidence ellipse (meter) | 2475 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 115 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4740.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 148 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 31 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.42 |
Epicentral distance of station closest to the epicenter (degree) | 0.53240 |
Epicentral distance of station farthest from the epicenter (degree) | 1.33999 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 24 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 91329251 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-15 12:33:49 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.1 |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 89056681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-13 10:54:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CELI.HHE. | 2021-04-13T10:38:10.07 | 0.6 | undecidable | manual | S | 63 | 106.5156 | 157 | 1.05 | 35 |
IV.SOI.EHZ. | 2021-04-13T10:38:09.56 | 0.6 | undecidable | manual | S | 150 | 115.5954 | 155 | -0.24 | 46 |
IV.PLAC.HHE. | 2021-04-13T10:38:09.03 | 0.6 | undecidable | manual | S | 123 | 107.6145 | 157 | -0.08 | 48 |
IV.SELL.HHZ. | 2021-04-13T10:38:09.61 | 0.6 | undecidable | manual | S | 89 | 106.2159 | 157 | 0.62 | 43 |
IV.SERS.HHZ. | 2021-04-13T10:38:09.73 | 0.6 | undecidable | manual | S | 86 | 111.4995 | 156 | 0.29 | 46 |
MN.TIP.HHN. | 2021-04-13T10:38:09.99 | 0.6 | undecidable | manual | S | 79 | 119.3916 | 155 | -0.15 | 46 |
IV.JOPP.HHZ. | 2021-04-13T10:38:05.18 | 0.6 | undecidable | manual | S | 134 | 59.0964 | 167 | -0.68 | 45 |
IV.EMFO.HHE. | 2021-04-13T10:37:44.47 | 0.3 | undecidable | manual | P | 191 | 140.4483 | 151 | 0.81 | 54 |
IV.EMNR.HHZ. | 2021-04-13T10:37:44.30 | 0.3 | undecidable | manual | P | 194 | 132.867 | 152 | 1.09 | 48 |
IV.PIPA.HHZ. | 2021-04-13T10:37:43.51 | 0.1 | undecidable | manual | P | 65 | 134.2656 | 152 | 0.22 | 89 |
IV.CMPR.HHZ. | 2021-04-13T10:37:43.80 | 0.3 | undecidable | manual | P | 357 | 148.74 | 150 | -0.37 | 63 |
IV.EPZF.HHZ. | 2021-04-13T10:37:43.95 | 0.3 | undecidable | manual | P | 200 | 136.4634 | 152 | 0.53 | 61 |
IV.EPIT.HHZ. | 2021-04-13T10:37:43.89 | 0.3 | undecidable | manual | P | 193 | 132.867 | 152 | 0.68 | 58 |
MN.TIP.HHN. | 2021-04-13T10:37:42.59 | 0.1 | undecidable | manual | P | 79 | 119.3916 | 155 | 0.13 | 94 |
IV.NOV.HHZ. | 2021-04-13T10:37:42.11 | 0.3 | undecidable | manual | P | 192 | 107.9142 | 157 | 0.23 | 70 |
IV.SERS.HHZ. | 2021-04-13T10:37:42.07 | 0.1 | undecidable | manual | P | 86 | 111.4995 | 156 | 0.01 | 97 |
IV.CELI.HHE. | 2021-04-13T10:37:42.40 | 0.3 | undecidable | manual | P | 63 | 106.5156 | 157 | 0.59 | 65 |
IV.IVUG.HHZ. | 2021-04-13T10:37:41.34 | 0.3 | undecidable | manual | P | 209 | 73.7706 | 164 | 0.89 | 60 |
IV.SOI.EHZ. | 2021-04-13T10:37:41.72 | 0.3 | undecidable | manual | P | 150 | 115.5954 | 155 | -0.54 | 64 |
IV.PLAC.HHE. | 2021-04-13T10:37:41.65 | 0.1 | undecidable | manual | P | 123 | 107.6145 | 157 | -0.21 | 94 |
IV.SELL.HHZ. | 2021-04-13T10:37:41.96 | 0.3 | undecidable | manual | P | 89 | 106.2159 | 157 | 0.17 | 72 |
IV.MPNC.HHN. | 2021-04-13T10:37:41.26 | 0.3 | undecidable | manual | P | 182 | 92.4408 | 160 | 0.09 | 74 |
IV.GRI.EHN. | 2021-04-13T10:37:41.48 | 0.3 | undecidable | manual | P | 101 | 90.0432 | 160 | 0.41 | 70 |
IV.MTTG.HHZ. | 2021-04-13T10:37:41.68 | 0.3 | undecidable | manual | P | 166 | 111.3996 | 156 | -0.37 | 68 |
IV.AIO.HHE. | 2021-04-13T10:37:41.94 | 0.3 | undecidable | manual | P | 187 | 112.6983 | 156 | -0.17 | 71 |
MN.CEL.HHZ. | 2021-04-13T10:37:40.23 | 0.3 | undecidable | manual | P | 151 | 90.6426 | 160 | -0.86 | 59 |
IV.FERC.HNN. | 2021-04-13T10:37:40.78 | 0.1 | undecidable | manual | P | 132 | 86.1471 | 161 | -0.13 | 100 |
IV.CET2.HHZ. | 2021-04-13T10:37:40.13 | 0.3 | undecidable | manual | P | 38 | 77.5668 | 163 | -0.45 | 71 |
IV.MSRU.HHE. | 2021-04-13T10:37:39.59 | 0.1 | undecidable | manual | P | 173 | 79.9644 | 163 | -1.08 | 73 |
IV.IVPL.HNE. | 2021-04-13T10:37:39.80 | 0.6 | undecidable | manual | P | 208 | 75.9684 | 163 | -0.73 | 43 |
IV.JOPP.HHZ. | 2021-04-13T10:37:39.38 | 0.1 | undecidable | manual | P | 134 | 59.0964 | 167 | -0.61 | 93 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHN. | ML:2.3 | 0.000027755605000000003 | 0.1408 | AML | other | m | 2021-04-13T10:38:06.18 |
IV.JOPP.HHE. | ML:2.4 | 0.00003729433 | 0.384 | AML | other | m | 2021-04-13T10:38:08.14 |
MN.CEL.HHE. | ML:2.3 | 0.000027970865 | 0.48 | AML | other | m | 2021-04-13T10:38:10.66 |
MN.CEL.HHN. | ML:2.4 | 0.000038174985 | 0.5824 | AML | other | m | 2021-04-13T10:38:11.11 |
IV.SELL.HHN. | ML:2.0 | 0.000017096855000000003 | 0.64 | AML | other | m | 2021-04-13T10:38:11.58 |
IV.SELL.HHE. | ML:2.2 | 0.000023937714999999997 | 0.6848 | AML | other | m | 2021-04-13T10:38:11.82 |
IV.SELL.HNE. | ML:2.9 | 0.00012164839999999999 | 0.9536 | AML | other | m | 2021-04-13T10:38:12.17 |
IV.SERS.HNN. | ML:2.3 | 0.00002957067 | 0.3648 | AML | other | m | 2021-04-13T10:38:11.85 |
IV.SERS.HHN. | ML:2.4 | 0.000034506535 | 0.3648 | AML | other | m | 2021-04-13T10:38:12.01 |
IV.SERS.HHE. | ML:2.3 | 0.000025499954999999997 | 0.3968 | AML | other | m | 2021-04-13T10:38:10.80 |