A magnitude ML 1.0 earthquake occured in region: 6 km SE Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.0810, 11.4260 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Firenzuola | FI | 6 | 4726 | 4726 |
Palazzuolo sul Senio | FI | 10 | 1154 | 5880 |
Borgo San Lorenzo | FI | 14 | 18211 | 24091 |
Marradi | FI | 15 | 3139 | 27230 |
Scarperia e San Piero | FI | 15 | 12217 | 39447 |
Castel del Rio | BO | 16 | 1246 | 40693 |
Vicchio | FI | 17 | 8044 | 48737 |
Barberino di Mugello | FI | 17 | 10836 | 59573 |
Monghidoro | BO | 18 | 3749 | 63322 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2019-12-26 03:54:55 |
44.0813 | 11.4255 | 10 | 2020-02-28 16:42:25 |
Bollettino Sismico Italiano INGV | 76592991 |
Reviewed Rev100 |
ML 1.0 | 2019-12-26 03:54:55 |
44.0912 | 11.4407 | 9 | 2019-12-26 03:59:01 |
Sala Sismica INGV-Roma | 74984131 |
Field | Value |
---|---|
Time (UTC) | 2019-12-26 03:54:55 ± 0.07 |
Latitude | 44.0813 ± 0.0045 |
Longitude | 11.4255 ± 0.0063 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 76592991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 517 |
Semi-minor axis of confidence ellipse (meter) | 448 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 520.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.05486 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42988 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.5 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 76592991 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-02-17 09:40:10 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.5 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 74984131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-26 03:59:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2019-12-26T03:55:08.88 | 0.6 | undecidable | manual | S | 120 | 38.9277 | 50 | 0.29 | 45 |
IV.BRIS.HHZ. | 2019-12-26T03:55:07.43 | 0.6 | undecidable | manual | S | 60 | 31.4463 | 50 | 0.83 | 38 |
IV.RUFI.EHZ. | 2019-12-26T03:55:05.34 | 0.6 | undecidable | manual | S | 166 | 27.8499 | 50 | -0.28 | 46 |
IV.CRMI.HNN. | 2019-12-26T03:55:04.64 | 0.3 | undecidable | manual | P | 228 | 47.7189 | 50 | 0.23 | 67 |
IV.RINC.HHZ. | 2019-12-26T03:55:04.99 | 0.6 | undecidable | manual | S | 146 | 26.0517 | 50 | -0.16 | 47 |
IV.FNVD.HHZ. | 2019-12-26T03:55:04.99 | 0.6 | undecidable | manual | S | 292 | 25.9518 | 50 | -0.13 | 48 |
IV.ASQU.HHE. | 2019-12-26T03:55:03.62 | 0.3 | undecidable | manual | P | 137 | 42.9237 | 50 | -0.05 | 71 |
IV.LMD.HHZ. | 2019-12-26T03:55:03.50 | 0.6 | undecidable | manual | S | 91 | 22.4553 | 114 | -0.52 | 44 |
IV.BRIS.HHZ. | 2019-12-26T03:55:02.25 | 0.3 | undecidable | manual | P | 60 | 31.4463 | 50 | 0.35 | 68 |
IV.SFI.EHZ. | 2019-12-26T03:55:02.93 | 0.3 | undecidable | manual | P | 120 | 38.9277 | 50 | -0.13 | 70 |
IV.RINC.HHZ. | 2019-12-26T03:55:01.07 | 0.3 | undecidable | manual | P | 146 | 26.0517 | 50 | 0 | 73 |
IV.RUFI.EHZ. | 2019-12-26T03:55:01.10 | 0.1 | undecidable | manual | P | 166 | 27.8499 | 50 | -0.24 | 93 |
IV.RONT.HHZ. | 2019-12-26T03:55:00.61 | 0.3 | undecidable | manual | S | 176 | 9.7791 | 136 | 0.27 | 71 |
IV.FNVD.HHZ. | 2019-12-26T03:55:00.85 | 0.1 | undecidable | manual | P | 292 | 25.9518 | 50 | -0.2 | 94 |
IV.VISG.HHZ. | 2019-12-26T03:55:00.75 | 0.3 | undecidable | manual | S | 3 | 11.9769 | 130 | -0.15 | 73 |
IV.LMD.HHZ. | 2019-12-26T03:55:00.16 | 0.1 | undecidable | manual | P | 91 | 22.4553 | 114 | -0.26 | 94 |
IV.SEI.HHZ. | 2019-12-26T03:54:59.51 | 0.6 | undecidable | manual | S | 241 | 6.0939 | 148 | -0.05 | 50 |
IV.VISG.HHZ. | 2019-12-26T03:54:58.66 | 0.1 | undecidable | manual | P | 3 | 11.9769 | 130 | 0.05 | 100 |
IV.RONT.HHZ. | 2019-12-26T03:54:58.57 | 0.1 | negative | manual | P | 176 | 9.7791 | 136 | 0.28 | 95 |
IV.SEI.HHZ. | 2019-12-26T03:54:57.91 | 0.1 | undecidable | manual | P | 241 | 6.0939 | 148 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHN. | ML:2.3 | 0.00353 | 0.2 | AML | other | m | 2019-12-26T03:54:59.71 |
IV.SEI.HHE. | ML:2.0 | 0.0014399999999999999 | 1.22 | AML | other | m | 2019-12-26T03:55:00.04 |
IV.RONT.HHN. | ML:2.0 | 0.00123 | 1.38 | AML | other | m | 2019-12-26T03:55:01.21 |
IV.RONT.HHE. | ML:1.8 | 0.0007975 | 0.2 | AML | other | m | 2019-12-26T03:55:02.66 |
IV.LMD.HHN. | ML:0.8 | 0.00004615 | 1.48 | AML | other | m | 2019-12-26T03:55:04.03 |
IV.LMD.HHE. | ML:0.7 | 0.000029449999999999998 | 0.82 | AML | other | m | 2019-12-26T03:55:04.16 |
IV.RINC.HHE. | ML:0.9 | 0.000042550000000000004 | 1.1 | AML | other | m | 2019-12-26T03:55:05.65 |
IV.RINC.HHN. | ML:0.9 | 0.000043700000000000005 | 1.16 | AML | other | m | 2019-12-26T03:55:05.83 |
IV.SFI.EHN. | ML:0.9 | 0.000029400000000000003 | 1.26 | AML | other | m | 2019-12-26T03:55:09.31 |
IV.SFI.EHE. | ML:0.6 | 0.0000161 | 1.52 | AML | other | m | 2019-12-26T03:55:13.15 |