A magnitude ML 0.7 earthquake occured in region: 2 km N Palazzuolo sul Senio (FI), on
and geographic coordinates (lat, lon) 44.1280, 11.5450 at 9 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 |
---|---|---|---|---|
Palazzuolo sul Senio | FI | 2 | 1154 | 1154 |
Marradi | FI | 8 | 3139 | 4293 |
Castel del Rio | BO | 10 | 1246 | 5539 |
Casola Valsenio | RA | 12 | 2617 | 8156 |
Firenzuola | FI | 13 | 4726 | 12882 |
Fontanelice | BO | 15 | 1943 | 14825 |
Tredozio | FC | 17 | 1212 | 16037 |
Borgo Tossignano | BO | 17 | 3288 | 19325 |
Casalfiumanese | BO | 20 | 3438 | 22763 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.7 | 2019-12-24 13:25:21 |
44.1282 | 11.5453 | 9 | 2020-02-28 16:42:22 |
Bollettino Sismico Italiano INGV | 76164731 |
Reviewed Rev100 |
ML 2.1 | 2019-12-24 13:25:21 |
44.1262 | 11.5422 | 10 | 2020-02-03 13:10:59 |
Sala Sismica INGV-Roma | 74940131 |
Field | Value |
---|---|
Time (UTC) | 2019-12-24 13:25:21 ± 0.2 |
Latitude | 44.1282 ± 0.0045 |
Longitude | 11.5453 ± 0.0038 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 76164731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 428 |
Semi-minor axis of confidence ellipse (meter) | 167 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 195 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.15738 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 76164731 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-02-03 13:10:21 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.7 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 74940131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-24 13:30:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EPOZ.HHZ. | 2019-12-24T13:26:57.37 | 3.0 | undecidable | manual | Pn | 2.96 | 0 | |||
IV.PETRA.HHZ. | 2019-12-24T13:26:49.14 | 3.0 | undecidable | manual | Pn | -0.37 | 0 | |||
IT.PLTA.HNZ. | 2019-12-24T13:26:46.33 | 3.0 | undecidable | manual | Sn | 6.9 | 0 | |||
GU.GBOS.HHZ. | 2019-12-24T13:26:41.83 | 3.0 | undecidable | manual | Sg | 8.51 | 0 | |||
IT.VNF1.HGZ. | 2019-12-24T13:26:39.89 | 3.0 | undecidable | manual | Sn | -2.51 | 0 | |||
IV.CSP1.EHZ. | 2019-12-24T13:26:15.77 | 3.0 | undecidable | manual | Sg | 15.5 | 0 | |||
IT.VNF1.HGZ. | 2019-12-24T13:26:14.78 | 3.0 | positive | manual | Pg | 13.76 | 0 | |||
IV.MAGA.HHZ. | 2019-12-24T13:25:48.70 | 3.0 | undecidable | manual | Sn | -2.6 | 0 | |||
IV.SAMA.EHZ. | 2019-12-24T13:25:47.71 | 3.0 | undecidable | manual | Pn | -5.93 | 0 | |||
IV.NDIM.HHZ. | 2019-12-24T13:25:38.29 | 3.0 | undecidable | manual | Sn | -0.21 | 0 | |||
IV.ZONE.HHZ. | 2019-12-24T13:25:38.33 | 3.0 | negative | manual | Pg | 2.06 | 0 | |||
IV.ARVD.HHZ. | 2019-12-24T13:25:33.44 | 3.0 | undecidable | manual | P | 2.26 | 0 | |||
IV.SEI.HHZ. | 2019-12-24T13:25:28.20 | 0.3 | undecidable | manual | S | 241 | 16.9719 | 117 | -0.03 | 75 |
IV.RONT.HHZ. | 2019-12-24T13:25:28.41 | 0.6 | undecidable | manual | S | 211 | 17.4714 | 117 | 0.05 | 50 |
IV.LMD.HHZ. | 2019-12-24T13:25:27.33 | 0.6 | undecidable | manual | S | 114 | 14.0748 | 122 | -0.01 | 50 |
IV.VISG.HHZ. | 2019-12-24T13:25:26.49 | 0.3 | undecidable | manual | S | 307 | 11.0778 | 128 | -0.01 | 76 |
IV.SEI.HHZ. | 2019-12-24T13:25:25.25 | 0.1 | undecidable | manual | P | 241 | 16.9719 | 117 | -0.18 | 97 |
IV.RONT.HHZ. | 2019-12-24T13:25:25.70 | 0.3 | undecidable | manual | P | 211 | 17.4714 | 117 | 0.19 | 72 |
IV.VISG.HHZ. | 2019-12-24T13:25:24.52 | 0.1 | undecidable | manual | P | 307 | 11.0778 | 128 | 0.09 | 99 |
IV.LMD.HHZ. | 2019-12-24T13:25:24.88 | 0.1 | undecidable | manual | P | 114 | 14.0748 | 122 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHN. | ML:0.6 | 0.0000442 | 0.68 | AML | other | m | 2019-12-24T13:25:27.03 |
IV.VISG.HHE. | ML:0.6 | 0.00005035 | 1.08 | AML | other | m | 2019-12-24T13:25:27.23 |
IV.SEI.HHN. | ML:1.2 | 0.000124 | 0.2 | AML | other | m | 2019-12-24T13:25:28.43 |
IV.SEI.HHE. | ML:0.8 | 0.00005515 | 0.42 | AML | other | m | 2019-12-24T13:25:28.46 |