A magnitude ML 1.2 earthquake occured in region: 3 km SW Portico e San Benedetto (FC), on
and geographic coordinates (lat, lon) 44.0050, 11.7660 at 9 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 |
---|---|---|---|---|
Portico e San Benedetto | FC | 3 | 756 | 756 |
Premilcuore | FC | 3 | 799 | 1555 |
Tredozio | FC | 9 | 1212 | 2767 |
Rocca San Casciano | FC | 9 | 1910 | 4677 |
Galeata | FC | 12 | 2516 | 7193 |
Santa Sofia | FC | 13 | 4136 | 11329 |
Civitella di Romagna | FC | 14 | 3786 | 15115 |
San Godenzo | FI | 15 | 1167 | 16282 |
Marradi | FI | 15 | 3139 | 19421 |
Dovadola | FC | 16 | 1653 | 21074 |
Modigliana | FC | 17 | 4560 | 25634 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-11-05 16:33:59 |
44.0053 | 11.7658 | 9 | 2021-11-05 16:47:48 |
Sala Sismica INGV-Roma | 97277391 |
Field | Value |
---|---|
Time (UTC) | 2021-11-05 16:33:59 ± 0.1 |
Latitude | 44.0053 ± 0.0036 |
Longitude | 11.7658 ± 0.0100 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97277391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 731 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 91 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 730.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 150 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.08364 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40919 |
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 | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 97277391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-05 16:47:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VISG.HHZ. | 2021-11-05T16:34:11.92 | 0.3 | undecidable | manual | S | 308 | 33.3444 | 50 | 0.23 | 70 |
IV.RUFI.EHZ. | 2021-11-05T16:34:10.24 | 0.3 | undecidable | manual | S | 228 | 27.6501 | 109 | 0.13 | 72 |
IV.BRIS.HHZ. | 2021-11-05T16:34:09.48 | 0.3 | undecidable | manual | S | 0 | 24.3534 | 111 | 0.46 | 68 |
IV.ASQU.HHZ. | 2021-11-05T16:34:08.99 | 0.3 | undecidable | manual | S | 175 | 23.2545 | 112 | 0.32 | 70 |
IV.CRE.HHE. | 2021-11-05T16:34:08.60 | 0.3 | undecidable | manual | P | 161 | 45.4212 | 50 | 0.01 | 72 |
IV.VISG.HHZ. | 2021-11-05T16:34:06.45 | 0.1 | undecidable | manual | P | 308 | 33.3444 | 50 | -0.29 | 92 |
IV.RUFI.EHZ. | 2021-11-05T16:34:05.79 | 0.1 | undecidable | manual | P | 228 | 27.6501 | 109 | -0.03 | 98 |
IV.SFI.EHZ. | 2021-11-05T16:34:05.44 | 0.3 | undecidable | manual | S | 150 | 12.876 | 126 | -0.07 | 75 |
IV.BRIS.HHZ. | 2021-11-05T16:34:05.24 | 0.1 | undecidable | manual | P | 0 | 24.3534 | 111 | 0.05 | 99 |
IV.ASQU.HHZ. | 2021-11-05T16:34:04.97 | 0.1 | undecidable | manual | P | 175 | 23.2545 | 112 | -0.02 | 99 |
IV.SFI.EHZ. | 2021-11-05T16:34:03.09 | 0.1 | undecidable | manual | P | 150 | 12.876 | 126 | -0.08 | 100 |
IV.LMD.HHZ. | 2021-11-05T16:34:02.19 | 0.1 | undecidable | manual | P | 330 | 9.2796 | 136 | -0.43 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.EHN. | ML:0.9 | 0.0000881 | 0.4 | AML | other | m | 2021-11-05T16:34:05.51 |
IV.SFI.EHE. | ML:0.9 | 0.0000904 | 0.2 | AML | other | m | 2021-11-05T16:34:05.65 |
IV.BRIS.HHE. | ML:1.2 | 0.00010910000000000001 | 0.96 | AML | other | m | 2021-11-05T16:34:09.65 |
IV.BRIS.HHN. | ML:1.5 | 0.000195 | 0.24 | AML | other | m | 2021-11-05T16:34:09.74 |
IV.MOCL.EHE. | ML:1.4 | 0.00007000000000000001 | 1.58 | AML | other | m | 2021-11-05T16:34:29.00 |
IV.MOCL.EHN. | ML:1.4 | 0.00007600000000000002 | 0.42 | AML | other | m | 2021-11-05T16:34:32.09 |