A magnitude ML 0.6 earthquake occured in region: Marradi (FI), on
and geographic coordinates (lat, lon) 44.0750, 11.6150 at 6 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 |
---|---|---|---|---|
Marradi | FI | 0 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 7 | 1154 | 4293 |
Tredozio | FC | 10 | 1212 | 5505 |
Portico e San Benedetto | FC | 14 | 756 | 6261 |
San Godenzo | FI | 16 | 1167 | 7428 |
Casola Valsenio | RA | 17 | 2617 | 10045 |
Premilcuore | FC | 17 | 799 | 10844 |
Modigliana | FC | 17 | 4560 | 15404 |
Castel del Rio | BO | 18 | 1246 | 16650 |
Rocca San Casciano | FC | 18 | 1910 | 18560 |
Firenzuola | FI | 19 | 4726 | 23286 |
Vicchio | FI | 20 | 8044 | 31330 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2023-10-28 02:30:35 |
44.0748 | 11.6147 | 6 | 2023-10-28 02:37:11 |
Sala Sismica INGV-Roma | 122484921 |
Field | Value |
---|---|
Time (UTC) | 2023-10-28 02:30:35 ± 0.17 |
Latitude | 44.0748 ± 0.0054 |
Longitude | 11.6147 ± 0.0063 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122484921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 572 |
Semi-minor axis of confidence ellipse (meter) | 348 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 147 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 184 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.01349 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24821 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 122484921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-28 02:37:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-10-28T02:30:45.18 | 0.3 | undecidable | manual | S | 198 | 27.5502 | 102 | -0.38 | 66 |
IV.SEI.HHZ. | 2023-10-28T02:30:43.32 | 0.3 | undecidable | manual | S | 264 | 20.5683 | 106 | 0.13 | 71 |
IV.RINC.EHZ. | 2023-10-28T02:30:43.42 | 0.3 | undecidable | manual | S | 182 | 20.868 | 106 | 0.11 | 71 |
IV.RUFI.EHZ. | 2023-10-28T02:30:41.07 | 0.1 | undecidable | manual | P | 198 | 27.5502 | 102 | -0.34 | 89 |
IV.VMGN.HHZ. | 2023-10-28T02:30:41.57 | 0.3 | undecidable | manual | S | 206 | 14.874 | 112 | 0.24 | 70 |
IV.RINC.EHZ. | 2023-10-28T02:30:40.49 | 0.3 | undecidable | manual | P | 182 | 20.868 | 106 | 0.37 | 67 |
IV.BOSL.HHZ. | 2023-10-28T02:30:40.93 | 0.3 | undecidable | manual | P | 230 | 24.9528 | 104 | 0.03 | 72 |
IV.LMD.HHZ. | 2023-10-28T02:30:39.08 | 0.1 | undecidable | manual | S | 88 | 7.3815 | 129 | 0 | 99 |
IV.VMGN.HHZ. | 2023-10-28T02:30:39.08 | 0.1 | undecidable | manual | P | 206 | 14.874 | 112 | 0.11 | 96 |
IV.SEI.HHZ. | 2023-10-28T02:30:39.92 | 0.3 | undecidable | manual | P | 264 | 20.5683 | 106 | -0.13 | 71 |
IT.MRR.HGZ. | 2023-10-28T02:30:37.85 | 0.1 | undecidable | manual | S | 217 | 1.4985 | 166 | -0.08 | 98 |
IV.LMD.HHZ. | 2023-10-28T02:30:37.69 | 0.1 | undecidable | manual | P | 88 | 7.3815 | 129 | 0.01 | 99 |
IT.MRR.HGZ. | 2023-10-28T02:30:37.01 | 0.1 | undecidable | manual | P | 217 | 1.4985 | 166 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:0.4 | 0.0000277070745 | 0.12 | AML | other | m | 2023-10-28T02:30:42.04 |
IV.VMGN.HHN. | ML:0.4 | 0.000024184006 | 0.2 | AML | other | m | 2023-10-28T02:30:42.05 |
IV.SEI.HHE. | ML:0.7 | 0.000042149889999999994 | 0.24 | AML | other | m | 2023-10-28T02:30:44.13 |
IV.SEI.HHN. | ML:1.1 | 0.000099471585 | 0.2192 | AML | other | m | 2023-10-28T02:30:43.92 |