A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.3820, 15.4980 at 236 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 2.2 | 2023-07-27 23:58:35 |
39.3825 | 15.4977 | 236 | 2023-07-28 00:26:10 |
Sala Sismica INGV-Roma | 119638031 |
Field | Value |
---|---|
Time (UTC) | 2023-07-27 23:58:35 ± 0.32 |
Latitude | 39.3825 ± 0.0261 |
Longitude | 15.4977 ± 0.0465 |
Depth (km) | 236 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119638031 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3960 |
Semi-minor axis of confidence ellipse (meter) | 2809 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 79 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3960.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 191 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.38131 |
Epicentral distance of station farthest from the epicenter (degree) | 1.48298 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 119638031 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-28 00:26:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SELL.HHZ. | 2023-07-27T23:59:34.74 | 0.6 | undecidable | manual | S | 114 | 106.8153 | 155 | 0.14 | 49 |
IV.CELI.HHZ. | 2023-07-27T23:59:34.19 | 0.6 | undecidable | manual | S | 88 | 86.7465 | 159 | 1.29 | 33 |
IV.SERS.HHZ. | 2023-07-27T23:59:34.64 | 0.6 | undecidable | manual | S | 110 | 109.3128 | 154 | -0.2 | 49 |
IV.SPS2.HHZ. | 2023-07-27T23:59:31.64 | 0.6 | undecidable | manual | S | 98 | 72.8715 | 162 | -0.26 | 51 |
IV.CAR1.HHZ. | 2023-07-27T23:59:31.06 | 0.6 | undecidable | manual | S | 103 | 62.8926 | 164 | -0.22 | 53 |
IV.CET2.HHZ. | 2023-07-27T23:59:30.09 | 0.6 | undecidable | manual | S | 67 | 42.3243 | 169 | -0.19 | 55 |
IV.AIO.HHE. | 2023-07-27T23:59:14.11 | 0.6 | undecidable | manual | P | 188 | 158.2194 | 145 | 1.14 | 30 |
IV.MPAZ.HNE. | 2023-07-27T23:59:13.44 | 0.1 | undecidable | manual | P | 164 | 164.613 | 144 | 0.01 | 87 |
IV.SOI.EHZ. | 2023-07-27T23:59:12.60 | 1.0 | negative | manual | P | 161 | 153.0357 | 146 | 0.01 | 23 |
IY.CNDF.HHZ.00 | 2023-07-27T23:59:12.96 | 0.1 | undecidable | manual | P | 168 | 156.1215 | 145 | 0.14 | 88 |
IV.MRCB.HHZ. | 2023-07-27T23:59:11.05 | 0.1 | undecidable | manual | P | 172 | 136.5633 | 149 | -0.44 | 87 |
IV.PIPA.HHZ. | 2023-07-27T23:59:10.12 | 0.6 | undecidable | manual | P | 84 | 113.4975 | 153 | 0.03 | 50 |
IV.LADO.EHZ. | 2023-07-27T23:59:10.47 | 0.6 | negative | manual | P | 94 | 127.5723 | 150 | -0.45 | 44 |
IV.PLAC.HHZ. | 2023-07-27T23:59:10.80 | 0.6 | undecidable | manual | P | 142 | 131.5683 | 150 | -0.37 | 45 |
IY.CHCE.HHZ.00 | 2023-07-27T23:59:10.34 | 0.3 | negative | manual | P | 134 | 110.6004 | 154 | 0.41 | 70 |
IV.SIRI.HNZ. | 2023-07-27T23:59:10.31 | 1.0 | undecidable | manual | P | 19 | 94.1391 | 157 | 1.23 | 17 |
IY.MCDA.HHZ.00 | 2023-07-27T23:59:10.62 | 0.3 | positive | manual | P | 109 | 122.1888 | 152 | 0.03 | 74 |
IY.SPDC.HHN. | 2023-07-27T23:59:09.81 | 0.1 | undecidable | manual | P | 150 | 109.6125 | 154 | -0.06 | 100 |
IV.SELL.HHZ. | 2023-07-27T23:59:09.73 | 0.3 | negative | manual | P | 114 | 106.8153 | 155 | 0 | 76 |
IV.CELI.HHZ. | 2023-07-27T23:59:09.27 | 0.6 | negative | manual | P | 88 | 86.7465 | 159 | 0.53 | 47 |
IV.SERS.HHZ. | 2023-07-27T23:59:09.81 | 0.1 | negative | manual | P | 110 | 109.3128 | 154 | -0.05 | 100 |
IV.GRI.EHZ. | 2023-07-27T23:59:09.65 | 0.6 | negative | manual | P | 128 | 100.8213 | 156 | 0.23 | 49 |
IV.SPS2.HHZ. | 2023-07-27T23:59:08.01 | 1.0 | positive | manual | P | 98 | 72.8715 | 162 | -0.16 | 26 |
IV.CET2.HHZ. | 2023-07-27T23:59:07.22 | 0.6 | positive | manual | P | 67 | 42.3243 | 169 | -0.01 | 57 |
IV.GRIS.HNN. | 2023-07-27T23:59:07.27 | 0.3 | undecidable | manual | P | 37 | 50.0166 | 168 | -0.15 | 82 |
IV.CAR1.HHZ. | 2023-07-27T23:59:07.34 | 0.3 | undecidable | manual | P | 103 | 62.8926 | 164 | -0.47 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SERS.HHN. | ML:2.2 | 0.00002505 | 0.2 | AML | other | m | 2023-07-27T23:59:10.14 |
IY.CHCE.HHE.00 | ML:2.4 | 0.00003785 | 1.12 | AML | other | m | 2023-07-27T23:59:11.90 |
IY.CHCE.HHN.00 | ML:2.6 | 0.000075 | 0.2 | AML | other | m | 2023-07-27T23:59:11.49 |
IV.CET2.HHN. | ML:2.7 | 0.0001075 | 1.2 | AML | other | m | 2023-07-27T23:59:30.69 |
IV.CET2.HHE. | ML:2.3 | 0.000045249999999999995 | 0.56 | AML | other | m | 2023-07-27T23:59:31.28 |
IV.CAR1.HHE. | ML:2.4 | 0.00005105 | 0.48 | AML | other | m | 2023-07-27T23:59:31.96 |
IV.CAR1.HHN. | ML:2.2 | 0.000034450000000000004 | 0.34 | AML | other | m | 2023-07-27T23:59:32.04 |
IV.SPS2.HHE. | ML:1.7 | 0.000010255000000000001 | 0.78 | AML | other | m | 2023-07-27T23:59:32.60 |
IV.SPS2.HHN. | ML:1.9 | 0.0000156 | 1.12 | AML | other | m | 2023-07-27T23:59:33.76 |
IV.SERS.HHE. | ML:2.1 | 0.000020900000000000003 | 1.52 | AML | other | m | 2023-07-27T23:59:36.96 |
IV.PIPA.HHE. | ML:2.4 | 0.000040749999999999994 | 1.44 | AML | other | m | 2023-07-27T23:59:37.14 |
IV.SELL.HHE. | ML:1.9 | 0.00001475 | 0.46 | AML | other | m | 2023-07-27T23:59:37.39 |
IV.PIPA.HHN. | ML:2.4 | 0.000037500000000000003 | 0.86 | AML | other | m | 2023-07-27T23:59:37.76 |
IV.SELL.HHN. | ML:1.9 | 0.0000133 | 0.78 | AML | other | m | 2023-07-27T23:59:39.29 |