A magnitude ML 1.3 earthquake occured in region: 3 km SE Siena (SI), on
and geographic coordinates (lat, lon) 43.3070, 11.3600 at 7 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 |
---|---|---|---|---|
Siena | SI | 3 | 53903 | 53903 |
Monteroni d'Arbia | SI | 10 | 9088 | 62991 |
Sovicille | SI | 11 | 10116 | 73107 |
Castelnuovo Berardenga | SI | 12 | 9097 | 82204 |
Monteriggioni | SI | 15 | 9810 | 92014 |
Murlo | SI | 16 | 2389 | 94403 |
Asciano | SI | 18 | 7118 | 101521 |
Gaiole in Chianti | SI | 19 | 2758 | 104279 |
Castellina in Chianti | SI | 19 | 2859 | 107138 |
Rapolano Terme | SI | 20 | 5249 | 112387 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2023-02-08 22:40:49 |
43.3067 | 11.3605 | 7 | 2024-03-01 17:18:15 |
Bollettino Sismico Italiano INGV | 120582851 |
Reviewed Rev100 |
ML 1.2 | 2023-02-08 22:40:50 |
43.3287 | 11.3057 | 8 | 2023-02-08 22:49:03 |
Sala Sismica INGV-Roma | 114273891 |
Field | Value |
---|---|
Time (UTC) | 2023-02-08 22:40:49 ± 0.1 |
Latitude | 43.3067 ± 0.0045 |
Longitude | 11.3605 ± 0.0099 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 120582851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 709 |
Semi-minor axis of confidence ellipse (meter) | 468 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
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) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.17447 |
Epicentral distance of station farthest from the epicenter (degree) | 0.69338 |
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 | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 114273891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-08 22:49:03 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 120582851 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-29 10:24:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-02-08T22:41:08.94 | 0.6 | undecidable | manual | S | 11 | 60.1953 | 50 | -0.01 | 47 |
TV.SF11.HHZ. | 2023-02-08T22:41:06.68 | 0.6 | undecidable | manual | S | 152 | 55.0005 | 50 | -0.9 | 36 |
IV.CAFI.HNN. | 2023-02-08T22:41:05.48 | 0.6 | undecidable | manual | S | 87 | 48.9177 | 50 | -0.49 | 43 |
IV.SFI.HNN. | 2023-02-08T22:41:04.19 | 0.3 | undecidable | manual | P | 30 | 76.9674 | 50 | 0.82 | 54 |
IV.TRIF.CHZ. | 2023-02-08T22:41:03.60 | 0.6 | undecidable | manual | S | 240 | 42.7239 | 50 | -0.69 | 41 |
IV.MALA4.EHZ. | 2023-02-08T22:41:01.63 | 0.6 | undecidable | manual | S | 164 | 34.743 | 102 | -0.28 | 47 |
IV.MALA0.EHN. | 2023-02-08T22:41:01.61 | 0.6 | undecidable | manual | S | 165 | 34.6431 | 102 | -0.26 | 47 |
IV.RUFI.EHZ. | 2023-02-08T22:41:01.20 | 0.3 | undecidable | manual | P | 11 | 60.1953 | 50 | 0.43 | 65 |
TV.SF11.HHZ. | 2023-02-08T22:41:00.11 | 0.3 | undecidable | manual | P | 152 | 55.0005 | 50 | 0.13 | 69 |
IV.CRE.HHE. | 2023-02-08T22:41:00.29 | 0.6 | undecidable | manual | P | 54 | 58.8966 | 50 | -0.29 | 44 |
IV.CAFI.HNN. | 2023-02-08T22:40:59.41 | 0.3 | undecidable | manual | P | 87 | 48.9177 | 50 | 0.36 | 67 |
IV.OSSC.HHZ. | 2023-02-08T22:40:58.58 | 0.3 | undecidable | manual | S | 339 | 25.752 | 106 | -0.32 | 70 |
IV.TRIF.CHZ. | 2023-02-08T22:40:58.32 | 0.3 | undecidable | manual | P | 240 | 42.7239 | 50 | 0.24 | 69 |
IV.MALA0.EHN. | 2023-02-08T22:40:56.81 | 0.3 | undecidable | manual | P | 165 | 34.6431 | 102 | 0.12 | 72 |
IV.MALA4.EHZ. | 2023-02-08T22:40:56.87 | 0.3 | undecidable | manual | P | 164 | 34.743 | 102 | 0.16 | 72 |
IV.CSNT.HHZ. | 2023-02-08T22:40:56.40 | 0.3 | undecidable | manual | S | 343 | 19.3695 | 111 | -0.37 | 70 |
IV.FROS.CHZ. | 2023-02-08T22:40:56.90 | 0.6 | undecidable | manual | S | 237 | 19.6692 | 110 | 0.01 | 51 |
IV.FROS.CHZ. | 2023-02-08T22:40:54.25 | 0.1 | undecidable | manual | P | 237 | 19.6692 | 110 | 0.44 | 92 |
IV.OSSC.HHZ. | 2023-02-08T22:40:54.88 | 0.1 | undecidable | manual | P | 339 | 25.752 | 106 | -0.09 | 98 |
IV.CSNT.HHZ. | 2023-02-08T22:40:53.68 | 0.1 | undecidable | manual | P | 343 | 19.3695 | 111 | -0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSNT.HHE. | ML:1.2 | 0.000115112615 | 0.1024 | AML | other | m | 2023-02-08T22:40:56.68 |
IV.CSNT.HHN. | ML:1.2 | 0.0001333842 | 0.0896 | AML | other | m | 2023-02-08T22:40:56.76 |
IV.FROS.CHE. | ML:1.4 | 0.0001862396 | 1.5648 | AML | other | m | 2023-02-08T22:40:58.09 |
IV.FROS.CHN. | ML:1.3 | 0.00016949999999999997 | 0.48 | AML | other | m | 2023-02-08T22:40:58.25 |
IV.OSSC.HHN. | ML:1.0 | 0.000060257520000000005 | 0.3712 | AML | other | m | 2023-02-08T22:40:58.75 |
IV.OSSC.HHE. | ML:1.2 | 0.000087602515 | 0.5888 | AML | other | m | 2023-02-08T22:40:59.14 |
IV.RUFI.EHE. | ML:1.5 | 0.00006937577 | 1.4464 | AML | other | m | 2023-02-08T22:41:16.74 |