A magnitude ML 1.3 earthquake occured in region: 2 km E Borgo Tossignano (BO), on
and geographic coordinates (lat, lon) 44.2720, 11.6080 at 27 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 |
---|---|---|---|---|
Borgo Tossignano | BO | 2 | 3288 | 3288 |
Casalfiumanese | BO | 3 | 3438 | 6726 |
Fontanelice | BO | 4 | 1943 | 8669 |
Casola Valsenio | RA | 6 | 2617 | 11286 |
Riolo Terme | RA | 9 | 5720 | 17006 |
Dozza | BO | 10 | 6652 | 23658 |
Castel del Rio | BO | 10 | 1246 | 24904 |
Imola | BO | 13 | 69797 | 94701 |
Brisighella | RA | 14 | 7639 | 102340 |
Castel San Pietro Terme | BO | 14 | 20811 | 123151 |
Castel Bolognese | RA | 16 | 9554 | 132705 |
Monterenzio | BO | 17 | 6035 | 138740 |
Palazzuolo sul Senio | FI | 18 | 1154 | 139894 |
Castel Guelfo di Bologna | BO | 19 | 4455 | 144349 |
Modigliana | FC | 20 | 4560 | 148909 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2023-09-13 18:51:09 |
44.2723 | 11.6075 | 27 | 2023-09-13 18:57:05 |
Sala Sismica INGV-Roma | 121033561 |
Field | Value |
---|---|
Time (UTC) | 2023-09-13 18:51:09 ± 0.46 |
Latitude | 44.2723 ± 0.0153 |
Longitude | 11.6075 ± 0.0226 |
Depth (km) | 27 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121033561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1663 |
Semi-minor axis of confidence ellipse (meter) | 1532 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 105 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.13040 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40559 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 121033561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-13 18:57:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2023-09-13T18:51:25.58 | 0.3 | undecidable | manual | S | 155 | 45.0216 | 115 | 0.15 | 72 |
IV.SEI.HHZ. | 2023-09-13T18:51:22.82 | 0.6 | undecidable | manual | S | 219 | 31.2465 | 125 | 0.57 | 43 |
IV.VMGN.HHZ. | 2023-09-13T18:51:22.99 | 1.0 | undecidable | manual | S | 190 | 35.742 | 121 | -0.26 | 24 |
IV.IMOL.EHZ. | 2023-09-13T18:51:19.38 | 0.3 | undecidable | manual | S | 48 | 14.4744 | 149 | 0.24 | 74 |
IV.VISG.HHZ. | 2023-09-13T18:51:18.77 | 0.3 | undecidable | manual | S | 236 | 16.5723 | 145 | -0.68 | 67 |
IV.SFI.EHZ. | 2023-09-13T18:51:18.90 | 0.3 | undecidable | manual | P | 155 | 45.0216 | 115 | 0 | 73 |
IV.SEI.HHZ. | 2023-09-13T18:51:17.13 | 0.1 | undecidable | manual | P | 219 | 31.2465 | 125 | 0.07 | 99 |
IV.VMGN.HHZ. | 2023-09-13T18:51:17.58 | 0.1 | undecidable | manual | P | 190 | 35.742 | 121 | -0.06 | 98 |
IV.MTRZ.HHZ. | 2023-09-13T18:51:15.97 | 0.1 | undecidable | manual | P | 287 | 15.1737 | 147 | 0.63 | 88 |
IV.IMOL.EHZ. | 2023-09-13T18:51:15.11 | 0.1 | undecidable | manual | P | 48 | 14.4744 | 149 | -0.16 | 100 |
IV.VISG.HHZ. | 2023-09-13T18:51:14.97 | 0.1 | undecidable | manual | P | 236 | 16.5723 | 145 | -0.49 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:1.2 | 0.00008455 | 0.44 | AML | other | m | 2023-09-13T18:51:19.52 |
IV.VISG.HHN. | ML:1.4 | 0.00011249999999999998 | 0.12 | AML | other | m | 2023-09-13T18:51:19.82 |
IV.IMOL.HNN. | ML:2.0 | 0.000527 | 1.44 | AML | other | m | 2023-09-13T18:51:20.16 |
IV.IMOL.HNE. | ML:2.2 | 0.0007099999999999999 | 0.18 | AML | other | m | 2023-09-13T18:51:20.18 |
IV.MTRZ.HHE. | ML:1.5 | 0.00016155 | 0.52 | AML | other | m | 2023-09-13T18:51:22.00 |
IV.MTRZ.HHN. | ML:1.4 | 0.00011025 | 1.66 | AML | other | m | 2023-09-13T18:51:22.84 |
IV.SEI.HHE. | ML:1.4 | 0.00008935 | 1.66 | AML | other | m | 2023-09-13T18:51:23.06 |
IV.VMGN.HHN. | ML:1.0 | 0.00003185 | 1.44 | AML | other | m | 2023-09-13T18:51:23.86 |
IV.VMGN.HHE. | ML:0.9 | 0.00002625 | 1.4 | AML | other | m | 2023-09-13T18:51:23.23 |
IV.SEI.HHN. | ML:1.7 | 0.0001595 | 0.46 | AML | other | m | 2023-09-13T18:51:25.51 |
IV.SFI.EHE. | ML:1.1 | 0.00003185 | 0.48 | AML | other | m | 2023-09-13T18:51:25.59 |
IV.SFI.EHN. | ML:1.2 | 0.0000378 | 0.8 | AML | other | m | 2023-09-13T18:51:25.54 |
IV.FNVD.HHN. | ML:1.0 | 0.000025750000000000002 | 0.28 | AML | other | m | 2023-09-13T18:51:26.67 |