A magnitude ML 1.3 earthquake occured in region: 1 km NE Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9830, 11.7850 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 |
---|---|---|---|---|
Premilcuore | FC | 1 | 799 | 799 |
Portico e San Benedetto | FC | 5 | 756 | 1555 |
Rocca San Casciano | FC | 10 | 1910 | 3465 |
Galeata | FC | 10 | 2516 | 5981 |
Santa Sofia | FC | 11 | 4136 | 10117 |
Tredozio | FC | 11 | 1212 | 11329 |
Civitella di Romagna | FC | 13 | 3786 | 15115 |
San Godenzo | FI | 15 | 1167 | 16282 |
Marradi | FI | 17 | 3139 | 19421 |
Dovadola | FC | 18 | 1653 | 21074 |
Modigliana | FC | 19 | 4560 | 25634 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2020-03-04 20:26:54 |
43.9828 | 11.7852 | 9 | 2020-03-04 21:09:26 |
Sala Sismica INGV-Roma | 77030411 |
Field | Value |
---|---|
Time (UTC) | 2020-03-04 20:26:54 ± 0.08 |
Latitude | 43.9828 ± 0.0027 |
Longitude | 11.7852 ± 0.0050 |
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 | 77030411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 326 |
Semi-minor axis of confidence ellipse (meter) | 302 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 72 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
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) | 0.08993 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38311 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 77030411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-03-04 21:09:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2020-03-04T20:27:08.40 | 0.6 | undecidable | manual | S | 162 | 42.5241 | 50 | 0.04 | 47 |
IV.SEI.HHZ. | 2020-03-04T20:27:06.36 | 0.3 | undecidable | manual | S | 283 | 34.9428 | 50 | 0.02 | 72 |
IV.RONT.HHZ. | 2020-03-04T20:27:04.58 | 0.6 | undecidable | manual | S | 273 | 28.1496 | 108 | 0.2 | 47 |
IV.BRIS.HHZ. | 2020-03-04T20:27:04.53 | 0.6 | undecidable | manual | S | 357 | 26.8509 | 109 | 0.58 | 43 |
IV.RUFI.EHZ. | 2020-03-04T20:27:03.97 | 0.6 | undecidable | manual | S | 234 | 27.2505 | 108 | -0.12 | 47 |
IV.CRE.HHZ. | 2020-03-04T20:27:02.08 | 0.6 | undecidable | manual | P | 162 | 42.5241 | 50 | -0.26 | 45 |
IV.ASQU.HHZ. | 2020-03-04T20:27:02.34 | 0.6 | undecidable | manual | S | 179 | 20.6682 | 114 | 0.4 | 45 |
IV.RINC.HHZ. | 2020-03-04T20:27:01.12 | 0.6 | undecidable | manual | S | 233 | 17.7711 | 117 | 0.06 | 49 |
IV.SEI.HHZ. | 2020-03-04T20:27:01.11 | 1.0 | undecidable | manual | P | 283 | 34.9428 | 50 | -0.06 | 24 |
IV.RONT.HHZ. | 2020-03-04T20:27:00.07 | 0.3 | negative | manual | P | 273 | 28.1496 | 108 | 0.03 | 72 |
IV.BRIS.HHZ. | 2020-03-04T20:26:59.84 | 0.1 | undecidable | manual | P | 357 | 26.8509 | 109 | 0.05 | 96 |
IV.RUFI.EHZ. | 2020-03-04T20:26:59.77 | 0.1 | positive | manual | P | 234 | 27.2505 | 108 | -0.1 | 95 |
IV.RINC.HHZ. | 2020-03-04T20:26:58.24 | 0.3 | positive | manual | P | 233 | 17.7711 | 117 | 0.12 | 72 |
IV.SFI.EHZ. | 2020-03-04T20:26:58.65 | 0.6 | undecidable | manual | S | 150 | 9.9789 | 132 | -0.15 | 49 |
IV.ASQU.HHZ. | 2020-03-04T20:26:58.67 | 0.1 | positive | manual | P | 179 | 20.6682 | 114 | 0.03 | 98 |
IV.LMD.HHZ. | 2020-03-04T20:26:58.98 | 0.6 | undecidable | manual | S | 329 | 12.1767 | 127 | -0.42 | 46 |
IV.SFI.EHZ. | 2020-03-04T20:26:56.81 | 0.1 | positive | manual | P | 150 | 9.9789 | 132 | -0.01 | 100 |
IV.LMD.HHZ. | 2020-03-04T20:26:56.82 | 0.6 | undecidable | manual | P | 329 | 12.1767 | 127 | -0.34 | 46 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.HNE. | ML:1.2 | 0.000203 | 0.58 | AML | other | m | 2020-03-04T20:26:58.76 |
IV.SFI.EHE. | ML:1.2 | 0.0001965 | 0.08 | AML | other | m | 2020-03-04T20:26:58.86 |
IV.LMD.HHN. | ML:1.5 | 0.00036199999999999996 | 0.18 | AML | other | m | 2020-03-04T20:26:59.13 |
IV.LMD.HHE. | ML:1.5 | 0.00036199999999999996 | 1.26 | AML | other | m | 2020-03-04T20:26:59.18 |
IV.SFI.EHN. | ML:1.4 | 0.00031 | 0.48 | AML | other | m | 2020-03-04T20:26:59.03 |
IV.SFI.HNN. | ML:1.4 | 0.000324 | 0.48 | AML | other | m | 2020-03-04T20:26:59.03 |
IV.ASQU.HHE. | ML:1.0 | 0.0000673 | 0.22 | AML | other | m | 2020-03-04T20:27:02.49 |
IV.ASQU.HHN. | ML:0.9 | 0.0000533 | 0.38 | AML | other | m | 2020-03-04T20:27:02.48 |
IV.RINC.HHE. | ML:1.0 | 0.00007250000000000001 | 0.78 | AML | other | m | 2020-03-04T20:27:03.13 |
IV.BRIS.HHE. | ML:1.6 | 0.000202 | 0.3 | AML | other | m | 2020-03-04T20:27:04.77 |
IV.RINC.HHN. | ML:0.9 | 0.00006570000000000001 | 1.46 | AML | other | m | 2020-03-04T20:27:04.05 |
IV.BRIS.HHN. | ML:1.4 | 0.0001325 | 0.76 | AML | other | m | 2020-03-04T20:27:05.49 |
IV.RONT.HHN. | ML:1.6 | 0.000185 | 0.1 | AML | other | m | 2020-03-04T20:27:05.70 |
IV.RONT.HHE. | ML:1.5 | 0.0001605 | 0.64 | AML | other | m | 2020-03-04T20:27:05.99 |
IV.SEI.HHN. | ML:1.5 | 0.0001305 | 0.98 | AML | other | m | 2020-03-04T20:27:06.93 |
IV.SEI.HHE. | ML:1.3 | 0.00007895 | 0.82 | AML | other | m | 2020-03-04T20:27:07.04 |
IV.CRE.HHN. | ML:1.3 | 0.0000691 | 0.36 | AML | other | m | 2020-03-04T20:27:08.97 |
IV.CRE.HHE. | ML:1.0 | 0.0000299 | 0.46 | AML | other | m | 2020-03-04T20:27:09.53 |