A magnitude ML 0.8 earthquake occured in region: 1 km W Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9810, 11.7610 at 8 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 |
---|---|---|---|---|
Premilcuore | FC | 1 | 799 | 799 |
Portico e San Benedetto | FC | 5 | 756 | 1555 |
Tredozio | FC | 11 | 1212 | 2767 |
Rocca San Casciano | FC | 11 | 1910 | 4677 |
Galeata | FC | 12 | 2516 | 7193 |
Santa Sofia | FC | 12 | 4136 | 11329 |
San Godenzo | FI | 13 | 1167 | 12496 |
Civitella di Romagna | FC | 15 | 3786 | 16282 |
Marradi | FI | 16 | 3139 | 19421 |
Dovadola | FC | 19 | 1653 | 21074 |
Modigliana | FC | 20 | 4560 | 25634 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2020-01-27 21:20:15 |
43.9812 | 11.7612 | 8 | 2020-01-27 21:27:52 |
Sala Sismica INGV-Roma | 75923451 |
Field | Value |
---|---|
Time (UTC) | 2020-01-27 21:20:15 ± 0.26 |
Latitude | 43.9812 ± 0.0045 |
Longitude | 11.7612 ± 0.0087 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 75923451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 665 |
Semi-minor axis of confidence ellipse (meter) | 326 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 250 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 670.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29857 |
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 | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 75923451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-01-27 21:27:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FIR.HHZ. | 2020-01-27T21:20:30.84 | 3.0 | undecidable | manual | S | -0.09 | 0 | |||
IV.SEI.HHZ. | 2020-01-27T21:20:26.96 | 0.6 | undecidable | manual | S | 284 | 33.1446 | 103 | 0.07 | 48 |
IV.RONT.HHN. | 2020-01-27T21:20:25.28 | 0.6 | undecidable | manual | S | 273 | 26.2515 | 106 | 0.7 | 41 |
IV.BRIS.HHZ. | 2020-01-27T21:20:25.57 | 0.6 | undecidable | manual | S | 1 | 26.9508 | 106 | 0.74 | 41 |
IV.RUFI.EHZ. | 2020-01-27T21:20:24.44 | 0.6 | undecidable | manual | S | 232 | 25.6521 | 107 | 0.06 | 49 |
IV.ASQU.HHZ. | 2020-01-27T21:20:22.77 | 0.3 | undecidable | manual | S | 174 | 20.5683 | 110 | 0.06 | 74 |
IV.SEI.HHZ. | 2020-01-27T21:20:21.43 | 0.3 | undecidable | manual | P | 284 | 33.1446 | 103 | -0.48 | 67 |
IV.RUFI.EHZ. | 2020-01-27T21:20:20.24 | 0.1 | undecidable | manual | P | 232 | 25.6521 | 107 | -0.21 | 95 |
IV.RONT.HHN. | 2020-01-27T21:20:20.72 | 0.6 | undecidable | manual | P | 273 | 26.2515 | 106 | 0.15 | 48 |
IV.BRIS.HHZ. | 2020-01-27T21:20:20.79 | 0.3 | undecidable | manual | P | 1 | 26.9508 | 106 | 0.07 | 73 |
IV.ASQU.HHZ. | 2020-01-27T21:20:19.51 | 0.1 | undecidable | manual | P | 174 | 20.5683 | 110 | 0.01 | 100 |
IV.LMD.HHZ. | 2020-01-27T21:20:19.41 | 0.6 | undecidable | manual | S | 338 | 11.4774 | 124 | -0.49 | 46 |
IV.SFI.EHZ. | 2020-01-27T21:20:19.84 | 0.6 | undecidable | manual | S | 141 | 10.878 | 125 | 0.13 | 50 |
IV.RINC.HHE. | 2020-01-27T21:20:18.74 | 0.1 | undecidable | manual | P | 230 | 16.1727 | 115 | 0.06 | 100 |
IV.SFI.EHZ. | 2020-01-27T21:20:17.72 | 0.3 | undecidable | manual | P | 141 | 10.878 | 125 | -0.05 | 76 |
IV.LMD.HHZ. | 2020-01-27T21:20:17.61 | 0.3 | positive | manual | P | 338 | 11.4774 | 124 | -0.26 | 72 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:0.7 | 0.00007060769 | 0.256 | AML | other | m | 2020-01-27T21:20:19.51 |
IV.LMD.HHN. | ML:0.6 | 0.00005156691 | 0.128 | AML | other | m | 2020-01-27T21:20:20.61 |
IV.SFI.EHE. | ML:0.5 | 0.000037959045 | 0.2048 | AML | other | m | 2020-01-27T21:20:23.28 |
IV.SFI.EHN. | ML:0.5 | 0.000045908620000000004 | 0.1152 | AML | other | m | 2020-01-27T21:20:20.02 |
IV.SFI.HNE. | ML:1.1 | 0.00018955925 | 0.7552 | AML | other | m | 2020-01-27T21:20:22.10 |
IV.SFI.HNN. | ML:0.8 | 0.000095531375 | 0.384 | AML | other | m | 2020-01-27T21:20:22.05 |
IV.ASQU.HHE. | ML:0.5 | 0.00002373608 | 0.1152 | AML | other | m | 2020-01-27T21:20:23.61 |
IV.ASQU.HHN. | ML:0.6 | 0.000030637455 | 0.32 | AML | other | m | 2020-01-27T21:20:23.27 |
IV.RUFI.EHN. | ML:0.9 | 0.000049271525 | 7.8336 | AML | other | m | 2020-01-27T21:20:24.79 |
IV.SEI.HHE. | ML:1.2 | 0.00006830227999999999 | 0.4608 | AML | other | m | 2020-01-27T21:20:27.20 |
IV.SEI.HHN. | ML:1.3 | 0.000083077805 | 0.32 | AML | other | m | 2020-01-27T21:20:27.22 |