A magnitude ML 0.2 earthquake occured in region: 4 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0830, 11.6950 at 4 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Tredozio | FC | 4 | 1212 | 1212 |
Marradi | FI | 7 | 3139 | 4351 |
Portico e San Benedetto | FC | 9 | 756 | 5107 |
Modigliana | FC | 11 | 4560 | 9667 |
Rocca San Casciano | FC | 12 | 1910 | 11577 |
Palazzuolo sul Senio | FI | 12 | 1154 | 12731 |
Premilcuore | FC | 14 | 799 | 13530 |
Dovadola | FC | 16 | 1653 | 15183 |
Brisighella | RA | 17 | 7639 | 22822 |
Casola Valsenio | RA | 17 | 2617 | 25439 |
San Godenzo | FI | 18 | 1167 | 26606 |
Galeata | FC | 20 | 2516 | 29122 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.2 | 2023-09-27 01:19:27 |
44.0832 | 11.6952 | 4 | 2023-09-27 01:25:16 |
Sala Sismica INGV-Roma | 121500241 |
Field | Value |
---|---|
Time (UTC) | 2023-09-27 01:19:27 ± 0.13 |
Latitude | 44.0832 ± 0.0045 |
Longitude | 11.6952 ± 0.0050 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121500241 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 438 |
Semi-minor axis of confidence ellipse (meter) | 229 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 203 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 92 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00989 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27879 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.2 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 121500241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-27 01:25:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-09-27T01:19:37.78 | 0.3 | undecidable | manual | S | 209 | 30.9468 | 98 | -0.23 | 69 |
IV.SEI.HHZ. | 2023-09-27T01:19:36.51 | 0.3 | undecidable | manual | S | 263 | 27.0507 | 99 | -0.14 | 71 |
IV.SFI.EHZ. | 2023-09-27T01:19:35.39 | 0.3 | undecidable | manual | S | 148 | 23.1546 | 100 | 0.05 | 73 |
IV.VISG.HHZ. | 2023-09-27T01:19:35.71 | 0.3 | undecidable | manual | S | 300 | 23.8539 | 100 | 0.14 | 71 |
IV.RINC.EHZ. | 2023-09-27T01:19:35.27 | 0.6 | undecidable | manual | S | 198 | 22.9548 | 100 | 0.02 | 49 |
IV.VMGN.HHZ. | 2023-09-27T01:19:34.54 | 0.3 | undecidable | manual | S | 222 | 19.2696 | 102 | 0.53 | 66 |
IV.RUFI.EHZ. | 2023-09-27T01:19:33.94 | 0.6 | undecidable | manual | P | 209 | 30.9468 | 98 | 0.51 | 43 |
IV.SEI.HHZ. | 2023-09-27T01:19:32.19 | 0.3 | undecidable | manual | P | 263 | 27.0507 | 99 | -0.45 | 66 |
IV.VISG.HHZ. | 2023-09-27T01:19:31.80 | 0.3 | undecidable | manual | P | 300 | 23.8539 | 100 | -0.22 | 70 |
IV.RINC.EHZ. | 2023-09-27T01:19:31.74 | 0.3 | undecidable | manual | P | 198 | 22.9548 | 100 | -0.09 | 72 |
IV.VMGN.HHZ. | 2023-09-27T01:19:31.11 | 0.1 | undecidable | manual | P | 222 | 19.2696 | 102 | -0.01 | 98 |
IV.SFI.EHZ. | 2023-09-27T01:19:31.69 | 0.3 | undecidable | manual | P | 148 | 23.1546 | 100 | -0.2 | 70 |
IT.MRR.HGZ. | 2023-09-27T01:19:30.31 | 0.3 | undecidable | manual | S | 254 | 7.5813 | 119 | 0.13 | 73 |
IT.MOG.HNZ. | 2023-09-27T01:19:29.86 | 0.1 | undecidable | manual | P | 31 | 11.2776 | 111 | 0.29 | 94 |
IT.MRR.HGZ. | 2023-09-27T01:19:28.92 | 0.1 | undecidable | manual | P | 254 | 7.5813 | 119 | 0.01 | 100 |
IV.LMD.HHZ. | 2023-09-27T01:19:28.61 | 0.1 | undecidable | manual | S | 123 | 1.0989 | 165 | -0.07 | 100 |
IV.LMD.HHZ. | 2023-09-27T01:19:27.94 | 0.1 | undecidable | manual | P | 123 | 1.0989 | 165 | -0.1 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:0.0 | 0.0013756944500000002 | 0.06 | AML | other | m | 2023-09-27T01:19:28.65 |
IV.LMD.HHN. | ML:0.0 | 0.001580058 | 0.08 | AML | other | m | 2023-09-27T01:19:28.69 |
IV.VMGN.HHE. | ML:0.2 | 0.000015185141499999998 | 0.2 | AML | other | m | 2023-09-27T01:19:34.80 |
IV.VMGN.HHN. | ML:0.2 | 0.000014517655 | 0.26 | AML | other | m | 2023-09-27T01:19:34.67 |
IV.SFI.EHE. | ML:0.3 | 0.000013451645 | 0.12 | AML | other | m | 2023-09-27T01:19:36.03 |
IV.SFI.EHN. | ML:0.2 | 0.000012172081500000001 | 0.14 | AML | other | m | 2023-09-27T01:19:36.14 |
IV.VISG.HHE. | ML:0.2 | 0.0000097629365 | 0.18 | AML | other | m | 2023-09-27T01:19:36.14 |
IV.VISG.HHN. | ML:0.2 | 0.0000100141645 | 0.14 | AML | other | m | 2023-09-27T01:19:36.65 |