A magnitude ML 1.4 earthquake occured in region: 2 km N Bagno di Romagna (FC), on
and geographic coordinates (lat, lon) 43.8780, 11.9770 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 |
---|---|---|---|---|
Bagno di Romagna | FC | 2 | 6026 | 6026 |
Verghereto | FC | 9 | 1907 | 7933 |
Santa Sofia | FC | 10 | 4136 | 12069 |
Sarsina | FC | 14 | 3446 | 15515 |
Galeata | FC | 14 | 2516 | 18031 |
Civitella di Romagna | FC | 15 | 3786 | 21817 |
Casteldelci | RN | 17 | 407 | 22224 |
Sant'Agata Feltria | RN | 19 | 2151 | 24375 |
Premilcuore | FC | 20 | 799 | 25174 |
Mercato Saraceno | FC | 20 | 6886 | 32060 |
Chiusi della Verna | AR | 20 | 2023 | 34083 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-01-22 14:13:47 |
43.8775 | 11.9767 | 9 | 2021-01-22 14:19:24 |
Sala Sismica INGV-Roma | 86456901 |
Field | Value |
---|---|
Time (UTC) | 2021-01-22 14:13:47 ± 0.1 |
Latitude | 43.8775 ± 0.0045 |
Longitude | 11.9767 ± 0.0062 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86456901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 639 |
Semi-minor axis of confidence ellipse (meter) | 359 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 227 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 163 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47844 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86456901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-22 14:19:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SEI.HHE. | 2021-01-22T14:14:05.21 | 0.6 | undecidable | manual | S | 292 | 53.1024 | 50 | 0.4 | 44 |
IV.BRIS.HNN. | 2021-01-22T14:14:02.28 | 0.6 | undecidable | manual | S | 337 | 42.0246 | 50 | 0.44 | 44 |
IV.ARVD.HHZ. | 2021-01-22T14:14:01.10 | 3.0 | positive | manual | P | -0.05 | 0 | |||
IV.RUFI.EHZ. | 2021-01-22T14:14:00.56 | 0.6 | undecidable | manual | S | 263 | 37.629 | 50 | -0.12 | 48 |
IV.PARC.HHZ. | 2021-01-22T14:13:59.48 | 0.6 | undecidable | manual | S | 140 | 32.9448 | 50 | 0.05 | 49 |
IV.RINC.HHE. | 2021-01-22T14:13:58.36 | 0.3 | undecidable | manual | S | 272 | 29.5482 | 50 | -0.17 | 72 |
IV.CRE.HHZ. | 2021-01-22T14:13:58.45 | 0.6 | undecidable | manual | S | 184 | 28.749 | 108 | 0.17 | 48 |
IV.SEI.HHE. | 2021-01-22T14:13:57.43 | 0.3 | undecidable | manual | P | 292 | 53.1024 | 50 | -0.19 | 69 |
IV.BRIS.HNN. | 2021-01-22T14:13:56.03 | 0.3 | undecidable | manual | P | 337 | 42.0246 | 50 | 0.13 | 71 |
IV.RUFI.EHZ. | 2021-01-22T14:13:55.07 | 0.3 | undecidable | manual | P | 263 | 37.629 | 50 | -0.16 | 71 |
IV.PARC.HHZ. | 2021-01-22T14:13:54.35 | 0.3 | undecidable | manual | P | 140 | 32.9448 | 50 | -0.16 | 71 |
IV.ASQU.HHZ. | 2021-01-22T14:13:54.93 | 0.3 | undecidable | manual | S | 239 | 17.4714 | 118 | 0.27 | 72 |
IV.CRE.HHZ. | 2021-01-22T14:13:53.81 | 0.3 | undecidable | manual | P | 184 | 28.749 | 108 | -0.04 | 74 |
IV.RINC.HHE. | 2021-01-22T14:13:53.89 | 0.1 | undecidable | manual | P | 272 | 29.5482 | 50 | -0.1 | 97 |
IV.SFI.EHZ. | 2021-01-22T14:13:52.53 | 0.3 | undecidable | manual | S | 286 | 10.7781 | 131 | -0.21 | 73 |
IV.ASQU.HHZ. | 2021-01-22T14:13:51.91 | 0.1 | positive | manual | P | 239 | 17.4714 | 118 | 0.15 | 98 |
IV.SFI.EHZ. | 2021-01-22T14:13:50.54 | 0.1 | undecidable | manual | P | 286 | 10.7781 | 131 | -0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.EHE. | ML:1.2 | 0.0002205 | 0.24 | AML | other | m | 2021-01-22T14:13:52.67 |
IV.SFI.EHN. | ML:1.4 | 0.00029749999999999997 | 0.22 | AML | other | m | 2021-01-22T14:13:52.80 |
IV.ASQU.HHN. | ML:1.5 | 0.000244 | 0.16 | AML | other | m | 2021-01-22T14:13:55.13 |
IV.ASQU.HHE. | ML:1.5 | 0.00026749999999999994 | 0.18 | AML | other | m | 2021-01-22T14:13:55.12 |