A magnitude ML 0.8 earthquake occured in region: 2 km NW Certaldo (FI), on
and geographic coordinates (lat, lon) 43.5610, 11.0280 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 |
---|---|---|---|---|
Certaldo | FI | 2 | 16121 | 16121 |
Gambassi Terme | FI | 6 | 4870 | 20991 |
Castelfiorentino | FI | 7 | 17504 | 38495 |
Montaione | FI | 9 | 3700 | 42195 |
Montespertoli | FI | 10 | 13537 | 55732 |
San Gimignano | SI | 10 | 7820 | 63552 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 71352 |
Barberino Val d'Elsa | FI | 12 | 4386 | 75738 |
Poggibonsi | SI | 14 | 29196 | 104934 |
San Casciano in Val di Pesa | FI | 17 | 17062 | 121996 |
Colle di Val d'Elsa | SI | 17 | 21620 | 143616 |
Empoli | FI | 19 | 48109 | 191725 |
Montelupo Fiorentino | FI | 19 | 14098 | 205823 |
San Miniato | PI | 19 | 27934 | 233757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2024-01-15 17:57:50 |
43.5607 | 11.0282 | 8 | 2024-01-15 18:05:05 |
Sala Sismica INGV-Roma | 124664991 |
Field | Value |
---|---|
Time (UTC) | 2024-01-15 17:57:50 ± 0.18 |
Latitude | 43.5607 ± 0.0162 |
Longitude | 11.0282 ± 0.0385 |
Depth (km) | 8 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 124664991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3383 |
Semi-minor axis of confidence ellipse (meter) | 686 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 61 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45506 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 124664991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-01-15 18:05:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
ST.CARE.EHZ. | 2024-01-15T17:59:14.53 | 3.0 | undecidable | manual | Sg | 5.31 | 0 | |||
IV.CDRU.HHZ. | 2024-01-15T17:59:08.68 | 3.0 | undecidable | manual | Pg | 12.87 | 0 | |||
IV.SEI.HHZ. | 2024-01-15T17:58:09.31 | 3.0 | undecidable | manual | S | -0.04 | 0 | |||
IV.TRIF.CHE. | 2024-01-15T17:58:06.59 | 0.6 | undecidable | manual | S | 192 | 50.5161 | 50 | -0.26 | 47 |
IV.PII.HHZ. | 2024-01-15T17:58:04.51 | 0.6 | undecidable | manual | S | 294 | 44.2224 | 50 | -0.65 | 43 |
IV.SFI.EHZ. | 2024-01-15T17:58:03.31 | 3.0 | undecidable | manual | P | 0.05 | 0 | |||
IV.LOCA.HHE. | 2024-01-15T17:58:01.47 | 0.6 | undecidable | manual | S | 146 | 33.9438 | 103 | -0.76 | 42 |
IV.TRIF.CHE. | 2024-01-15T17:58:00.14 | 0.1 | undecidable | manual | P | 192 | 50.5161 | 50 | 0.34 | 92 |
IV.PII.HHZ. | 2024-01-15T17:57:59.17 | 0.6 | negative | manual | P | 294 | 44.2224 | 50 | 0.35 | 47 |
IV.CRMI.HHZ. | 2024-01-15T17:57:59.18 | 0.6 | undecidable | manual | S | 352 | 26.3514 | 106 | -0.51 | 47 |
IV.LOCA.HHE. | 2024-01-15T17:57:57.30 | 0.1 | undecidable | manual | P | 146 | 33.9438 | 103 | 0.17 | 99 |
IV.OSSC.HHZ. | 2024-01-15T17:57:57.04 | 0.6 | undecidable | manual | S | 103 | 17.9709 | 113 | 0.1 | 52 |
IV.CSNT.HHZ. | 2024-01-15T17:57:57.95 | 0.6 | undecidable | manual | S | 115 | 23.2545 | 108 | -0.69 | 43 |
IV.CRMI.HHZ. | 2024-01-15T17:57:55.83 | 0.1 | undecidable | manual | P | 352 | 26.3514 | 106 | 0.17 | 100 |
IV.CSNT.HHZ. | 2024-01-15T17:57:55.09 | 0.3 | positive | manual | P | 115 | 23.2545 | 108 | 0.03 | 78 |
IV.OSSC.HHZ. | 2024-01-15T17:57:54.43 | 0.1 | undecidable | manual | P | 103 | 17.9709 | 113 | 0.35 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHE. | ML:0.8 | 0.00005949974 | 0.2048 | AML | other | m | 2024-01-15T17:57:57.57 |
IV.OSSC.HHN. | ML:0.8 | 0.00005771820499999999 | 0.2176 | AML | other | m | 2024-01-15T17:57:57.82 |
IV.CRMI.HHE. | ML:0.6 | 0.00002450813 | 0.2688 | AML | other | m | 2024-01-15T17:57:59.40 |
IV.CRMI.HHN. | ML:0.7 | 0.000032433865 | 0.256 | AML | other | m | 2024-01-15T17:57:59.32 |