A magnitude ML 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4380, 15.4540 at 146 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 2.5 | 2021-02-20 20:23:40 |
38.4382 | 15.4543 | 146 | 2021-07-12 16:55:15 |
Bollettino Sismico Italiano INGV | 91306571 |
Reviewed Rev100 |
ML 2.5 | 2021-02-20 20:23:39 |
38.5957 | 15.4705 | 143 | 2021-02-20 20:33:30 |
Sala Sismica INGV-Roma | 87336731 |
Field | Value |
---|---|
Time (UTC) | 2021-02-20 20:23:40 ± 0.36 |
Latitude | 38.4382 ± 0.0297 |
Longitude | 15.4543 ± 0.0310 |
Depth (km) | 146 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91306571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3498 |
Semi-minor axis of confidence ellipse (meter) | 1932 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 153 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 115 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.45690 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 22 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 87336731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-20 20:33:30 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 91306571 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-16 13:23:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
HL.VLS.HHZ. | 2021-02-20T20:25:26.17 | 3.0 | undecidable | manual | Sn | -5.86 | 0 | |||
IV.ERC.EHZ. | 2021-02-20T20:24:59.14 | 3.0 | undecidable | manual | Sg | 6.29 | 0 | |||
IV.SGO.HHZ. | 2021-02-20T20:24:48.51 | 3.0 | undecidable | manual | Sg | 4.45 | 0 | |||
IV.RM33.HNZ. | 2021-02-20T20:24:48.17 | 3.0 | undecidable | manual | Pn | -2.05 | 0 | |||
IV.CELI.HHE. | 2021-02-20T20:24:28.24 | 0.6 | undecidable | manual | S | 40 | 140.4483 | 133 | 0.76 | 34 |
IV.PLAC.HHZ. | 2021-02-20T20:24:19.96 | 0.6 | undecidable | manual | S | 89 | 85.4478 | 148 | 0.08 | 46 |
IV.AIO.HHZ. | 2021-02-20T20:24:18.35 | 0.6 | undecidable | manual | S | 201 | 55.3002 | 158 | 1.47 | 29 |
IV.SOI.EHZ. | 2021-02-20T20:24:17.99 | 0.6 | undecidable | manual | S | 128 | 66.0894 | 154 | 0.16 | 47 |
IV.MTTG.HHZ. | 2021-02-20T20:24:17.42 | 0.6 | undecidable | manual | S | 156 | 52.8027 | 159 | 0.74 | 41 |
IV.IVPL.HHZ. | 2021-02-20T20:24:16.20 | 0.6 | undecidable | manual | S | 261 | 41.8248 | 163 | 0.29 | 48 |
MN.CEL.HHZ. | 2021-02-20T20:24:16.36 | 0.6 | undecidable | manual | S | 117 | 43.0236 | 162 | 0.37 | 47 |
IV.MPNC.HHZ. | 2021-02-20T20:24:15.53 | 0.6 | undecidable | manual | S | 195 | 33.5442 | 166 | 0.09 | 51 |
IV.SICLA.EHZ. | 2021-02-20T20:24:14.85 | 0.6 | undecidable | manual | S | 132 | 30.3474 | 167 | -0.43 | 48 |
IV.MILZ.HHZ. | 2021-02-20T20:24:14.34 | 0.6 | undecidable | manual | S | 226 | 26.8509 | 169 | -0.78 | 42 |
IV.MSRU.HHZ. | 2021-02-20T20:24:14.19 | 0.6 | undecidable | manual | S | 166 | 19.869 | 172 | -0.68 | 45 |
IV.LADO.EHE. | 2021-02-20T20:24:09.52 | 0.6 | undecidable | manual | P | 54 | 161.7159 | 129 | 0.02 | 39 |
IV.CELI.HHE. | 2021-02-20T20:24:07.69 | 0.3 | undecidable | manual | P | 40 | 140.4483 | 133 | 0.18 | 61 |
MN.TIP.HHZ. | 2021-02-20T20:24:07.57 | 0.3 | undecidable | manual | P | 53 | 139.5603 | 133 | 0.15 | 61 |
IV.SERS.HHZ. | 2021-02-20T20:24:06.45 | 0.3 | undecidable | manual | P | 58 | 125.6742 | 137 | 0.25 | 62 |
IV.CET2.HHZ. | 2021-02-20T20:24:06.25 | 0.3 | undecidable | manual | P | 19 | 128.4714 | 136 | -0.19 | 63 |
IV.SELL.HHZ. | 2021-02-20T20:24:05.94 | 0.3 | undecidable | manual | P | 59 | 118.1928 | 138 | 0.37 | 61 |
IV.SPS2.HHZ. | 2021-02-20T20:24:05.61 | 0.3 | undecidable | manual | P | 39 | 121.5894 | 138 | -0.25 | 63 |
IV.PLAC.HHZ. | 2021-02-20T20:24:03.22 | 0.1 | negative | manual | P | 89 | 85.4478 | 148 | 0.1 | 92 |
IV.MUCR.HHZ. | 2021-02-20T20:24:02.96 | 0.3 | undecidable | manual | P | 229 | 66.9774 | 154 | 0.98 | 54 |
IV.SOI.EHZ. | 2021-02-20T20:24:01.68 | 0.3 | undecidable | manual | P | 128 | 66.0894 | 154 | -0.26 | 69 |
IV.IVGP.HHN. | 2021-02-20T20:24:01.86 | 0.3 | undecidable | manual | P | 264 | 43.1235 | 162 | 0.98 | 56 |
IV.AIO.HHZ. | 2021-02-20T20:24:01.85 | 0.3 | undecidable | manual | P | 201 | 55.3002 | 158 | 0.46 | 68 |
IV.FERC.HNN. | 2021-02-20T20:24:01.62 | 0.3 | undecidable | manual | P | 88 | 58.5969 | 157 | 0.07 | 73 |
IV.MTTG.HHZ. | 2021-02-20T20:24:01.28 | 0.1 | undecidable | manual | P | 156 | 52.8027 | 159 | 0.01 | 100 |
IV.NOV.HHZ. | 2021-02-20T20:24:01.83 | 0.1 | undecidable | manual | P | 211 | 53.3022 | 159 | 0.53 | 90 |
MN.CEL.HHZ. | 2021-02-20T20:24:00.47 | 0.1 | negative | manual | P | 117 | 43.0236 | 162 | -0.4 | 94 |
IV.MPNC.HHZ. | 2021-02-20T20:24:00.23 | 0.3 | undecidable | manual | P | 195 | 33.5442 | 166 | -0.33 | 73 |
IV.IVPL.HHZ. | 2021-02-20T20:24:00.58 | 0.3 | undecidable | manual | P | 261 | 41.8248 | 163 | -0.25 | 73 |
IV.IVUG.HHZ. | 2021-02-20T20:24:00.66 | 0.3 | undecidable | manual | P | 264 | 41.0256 | 163 | -0.14 | 75 |
IV.MSRU.HHZ. | 2021-02-20T20:23:59.48 | 0.1 | negative | manual | P | 166 | 19.869 | 172 | -0.75 | 86 |
IV.SICLA.EHZ. | 2021-02-20T20:23:59.77 | 0.1 | undecidable | manual | P | 132 | 30.3474 | 167 | -0.69 | 87 |
IV.MILZ.HHZ. | 2021-02-20T20:23:59.70 | 0.1 | positive | manual | P | 226 | 26.8509 | 169 | -0.67 | 88 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MSRU.HHE. | ML:2.8 | 0.00029299999999999997 | 0.32 | AML | other | m | 2021-02-20T20:24:16.50 |
IV.MSRU.HHN. | ML:2.8 | 0.0003025 | 1.22 | AML | other | m | 2021-02-20T20:24:17.10 |
IV.MILZ.HHN. | ML:2.9 | 0.00042449999999999996 | 0.42 | AML | other | m | 2021-02-20T20:24:17.27 |
IV.MILZ.HHE. | ML:3.0 | 0.000509 | 0.38 | AML | other | m | 2021-02-20T20:24:17.28 |
IV.SICLA.EHE. | ML:2.7 | 0.00023799999999999998 | 0.74 | AML | other | m | 2021-02-20T20:24:17.42 |
IV.SICLA.EHN. | ML:2.5 | 0.0001805 | 0.36 | AML | other | m | 2021-02-20T20:24:17.50 |
MN.CEL.HHE. | ML:2.4 | 0.000135 | 0.18 | AML | other | m | 2021-02-20T20:24:18.12 |
MN.CEL.HHN. | ML:2.5 | 0.00016499999999999997 | 0.22 | AML | other | m | 2021-02-20T20:24:18.01 |
IV.MPNC.HHN. | ML:2.5 | 0.00016900000000000002 | 0.94 | AML | other | m | 2021-02-20T20:24:19.65 |
IV.IVPL.HHE. | ML:2.4 | 0.00013700000000000002 | 0.72 | AML | other | m | 2021-02-20T20:24:19.52 |
IV.SOI.EHN. | ML:2.4 | 0.0001245 | 0.6 | AML | other | m | 2021-02-20T20:24:19.89 |
IV.MPNC.HHE. | ML:2.6 | 0.000207 | 0.42 | AML | other | m | 2021-02-20T20:24:19.61 |
IV.SOI.EHE. | ML:2.3 | 0.0000894 | 1.7 | AML | other | m | 2021-02-20T20:24:20.11 |
IV.MTTG.HHN. | ML:2.6 | 0.0001945 | 0.36 | AML | other | m | 2021-02-20T20:24:21.23 |
IV.PLAC.HHN. | ML:2.6 | 0.000149 | 0.22 | AML | other | m | 2021-02-20T20:24:21.27 |
IV.NOV.HHN. | ML:3.2 | 0.0008674999999999999 | 0.44 | AML | other | m | 2021-02-20T20:24:21.50 |
IV.MTTG.HHE. | ML:2.4 | 0.0001121 | 1.48 | AML | other | m | 2021-02-20T20:24:21.24 |
IV.PLAC.HHE. | ML:2.5 | 0.00012159999999999999 | 0.5 | AML | other | m | 2021-02-20T20:24:22.27 |
IV.IVPL.HHN. | ML:2.5 | 0.000172 | 0.5 | AML | other | m | 2021-02-20T20:24:22.03 |
IV.NOV.HHE. | ML:3.0 | 0.0005385 | 0.5 | AML | other | m | 2021-02-20T20:24:23.56 |
IV.SPS2.HHN. | ML:2.1 | 0.000039399999999999995 | 0.28 | AML | other | m | 2021-02-20T20:24:25.65 |
IV.CET2.HHN. | ML:2.6 | 0.0001138 | 1.16 | AML | other | m | 2021-02-20T20:24:25.68 |
IV.CET2.HHE. | ML:2.4 | 0.00007325 | 1.42 | AML | other | m | 2021-02-20T20:24:25.03 |
IV.SPS2.HHE. | ML:1.8 | 0.000020799999999999997 | 0.66 | AML | other | m | 2021-02-20T20:24:26.60 |
IV.SELL.HHE. | ML:1.6 | 0.000014685000000000001 | 1.34 | AML | other | m | 2021-02-20T20:24:27.04 |
IV.SERS.HHN. | ML:1.8 | 0.00002195 | 0.28 | AML | other | m | 2021-02-20T20:24:28.16 |
IV.SERS.HHE. | ML:1.9 | 0.00002365 | 0.88 | AML | other | m | 2021-02-20T20:24:29.68 |
IV.SELL.HHN. | ML:1.6 | 0.000013899999999999999 | 0.36 | AML | other | m | 2021-02-20T20:24:29.91 |
IV.SGO.HHN. | ML:2.7 | 0.00007595 | 0.06 | AML | other | m | 2021-02-20T20:24:50.74 |
IV.SGO.HHE. | ML:2.4 | 0.00004105 | 0.44 | AML | other | m | 2021-02-20T20:24:51.94 |