A magnitude ML 1.7 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.9750, 15.4750 at 200 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2024-02-20 02:07:54 |
38.9752 | 15.4753 | 200 | 2024-02-20 02:16:18 |
Sala Sismica INGV-Roma | 125384891 |
Field | Value |
---|---|
Time (UTC) | 2024-02-20 02:07:54 ± 0.25 |
Latitude | 38.9752 ± 0.0135 |
Longitude | 15.4753 ± 0.0382 |
Depth (km) | 200 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 125384891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3236 |
Semi-minor axis of confidence ellipse (meter) | 1200 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 87 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 176 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.51895 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 125384891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-02-20 02:16:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PAOL.HHZ. | 2024-02-20T02:09:01.18 | 3.0 | undecidable | manual | Sn | -5.45 | 0 | |||
HL.VLS.HHZ. | 2024-02-20T02:08:59.21 | 3.0 | negative | manual | Pn | 0.05 | 0 | |||
IV.VVLD.HHZ. | 2024-02-20T02:08:55.06 | 3.0 | negative | manual | Pg | 7.42 | 0 | |||
IV.SELL.HHZ. | 2024-02-20T02:08:45.68 | 0.6 | undecidable | manual | S | 89 | 99.4227 | 152 | 0.3 | 49 |
IV.PLAC.HHZ. | 2024-02-20T02:08:45.74 | 0.6 | undecidable | manual | S | 125 | 101.7204 | 152 | 0.12 | 51 |
IV.GRI.EHZ. | 2024-02-20T02:08:44.44 | 0.6 | undecidable | manual | S | 101 | 83.25 | 156 | 0.56 | 47 |
IY.CHCE.HHN.00 | 2024-02-20T02:08:44.59 | 0.6 | undecidable | manual | S | 111 | 87.3459 | 155 | 0.36 | 50 |
XE.T0702.HHZ. | 2024-02-20T02:08:44.77 | 0.6 | undecidable | manual | S | 32 | 97.8243 | 153 | -0.46 | 48 |
IV.MSRU.HHZ. | 2024-02-20T02:08:43.98 | 0.6 | undecidable | manual | S | 178 | 78.9654 | 157 | 0.47 | 49 |
IV.SPS2.HHZ. | 2024-02-20T02:08:43.83 | 0.6 | undecidable | manual | S | 64 | 82.1511 | 157 | 0.05 | 54 |
IV.CET2.HHZ. | 2024-02-20T02:08:42.59 | 0.6 | undecidable | manual | S | 34 | 73.9704 | 159 | -0.51 | 49 |
IV.GIZZ.HHE. | 2024-02-20T02:08:41.82 | 0.6 | undecidable | manual | S | 89 | 63.1923 | 162 | -0.5 | 51 |
IV.CDRU.HHZ. | 2024-02-20T02:08:28.49 | 0.6 | undecidable | manual | P | 355 | 168.609 | 138 | -0.22 | 41 |
IV.MCEL.HHZ. | 2024-02-20T02:08:27.77 | 0.3 | undecidable | manual | P | 10 | 152.3364 | 141 | 0.38 | 65 |
IV.CMPR.HHZ. | 2024-02-20T02:08:27.58 | 0.6 | undecidable | manual | P | 354 | 149.739 | 141 | 0.4 | 43 |
IV.BULG.HHZ. | 2024-02-20T02:08:25.83 | 0.6 | undecidable | manual | P | 356 | 122.6883 | 147 | 0.62 | 43 |
IV.SALB.HHZ. | 2024-02-20T02:08:25.80 | 0.6 | positive | manual | P | 36 | 124.7862 | 146 | 0.44 | 45 |
IV.PIPA.HHZ. | 2024-02-20T02:08:25.53 | 0.6 | undecidable | manual | P | 63 | 128.2716 | 146 | -0.07 | 49 |
IV.PLAC.HHZ. | 2024-02-20T02:08:23.67 | 0.1 | negative | manual | P | 125 | 101.7204 | 152 | -0.21 | 100 |
IV.SELL.HHZ. | 2024-02-20T02:08:23.70 | 0.3 | undecidable | manual | P | 89 | 99.4227 | 152 | -0.04 | 78 |
IY.CHCE.HHN.00 | 2024-02-20T02:08:23.31 | 0.3 | undecidable | manual | P | 111 | 87.3459 | 155 | 0.23 | 77 |
XE.T0702.HHZ. | 2024-02-20T02:08:23.51 | 0.6 | negative | manual | P | 32 | 97.8243 | 153 | -0.14 | 51 |
IV.GMB1.HHE. | 2024-02-20T02:08:23.61 | 0.6 | undecidable | manual | P | 161 | 93.8394 | 154 | 0.18 | 51 |
IV.CET2.HHZ. | 2024-02-20T02:08:22.24 | 0.6 | undecidable | manual | P | 34 | 73.9704 | 159 | -0.19 | 53 |
IV.MSRU.HHZ. | 2024-02-20T02:08:22.34 | 0.6 | negative | manual | P | 178 | 78.9654 | 157 | -0.32 | 51 |
IV.SPS2.HHZ. | 2024-02-20T02:08:22.80 | 0.3 | undecidable | manual | P | 64 | 82.1511 | 157 | -0.02 | 81 |
IV.GRI.EHZ. | 2024-02-20T02:08:22.75 | 0.3 | undecidable | manual | P | 101 | 83.25 | 156 | -0.12 | 79 |
IV.MRCB.HHZ. | 2024-02-20T02:08:22.98 | 0.6 | undecidable | manual | P | 168 | 92.3409 | 154 | -0.37 | 49 |
IV.GIZZ.HHE. | 2024-02-20T02:08:21.52 | 0.3 | undecidable | manual | P | 89 | 63.1923 | 162 | -0.45 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SPS2.HHN. | ML:0.0 | 0.0000068500000000000005 | 0.34 | AML | other | m | 2024-02-20T02:08:45.49 |
IV.SPS2.HHE. | ML:0.0 | 0.000006925 | 0.32 | AML | other | m | 2024-02-20T02:08:46.34 |
IV.MSRU.HHN. | ML:2.0 | 0.000026527785 | 3.5984 | AML | other | m | 2024-02-20T02:08:44.16 |
IV.GRI.EHE. | ML:1.6 | 0.0000099254925 | 0.56 | AML | other | m | 2024-02-20T02:08:48.40 |
IV.PLAC.HHE. | ML:1.8 | 0.00001574207 | 0.4208 | AML | other | m | 2024-02-20T02:08:47.34 |
IV.PLAC.HHN. | ML:1.9 | 0.000019356455 | 0.32 | AML | other | m | 2024-02-20T02:08:47.95 |