A magnitude ML 1.2 earthquake occured in region: 2 km SW Buonconvento (SI), on
and geographic coordinates (lat, lon) 43.1260, 11.4750 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 |
---|---|---|---|---|
Buonconvento | SI | 2 | 3173 | 3173 |
Montalcino | SI | 7 | 5093 | 8266 |
Murlo | SI | 8 | 2389 | 10655 |
San Giovanni d'Asso | SI | 10 | 853 | 11508 |
Monteroni d'Arbia | SI | 13 | 9088 | 20596 |
San Quirico d'Orcia | SI | 13 | 2662 | 23258 |
Asciano | SI | 14 | 7118 | 30376 |
Trequanda | SI | 17 | 1254 | 31630 |
Pienza | SI | 18 | 2107 | 33737 |
Castiglione d'Orcia | SI | 18 | 2346 | 36083 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2017-03-04 01:32:09 |
43.1257 | 11.4753 | 9 | 2018-01-10 09:55:02 |
Bollettino Sismico Italiano INGV | 48818531 |
Reviewed Rev100 |
ML 1.3 | 2017-03-04 01:32:09 |
43.1278 | 11.4738 | 16 | 2017-03-04 01:44:36 |
Sala Sismica INGV-Roma | 41929351 |
Field | Value |
---|---|
Time (UTC) | 2017-03-04 01:32:09 ± 0.15 |
Latitude | 43.1257 ± 0.0063 |
Longitude | 11.4753 ± 0.0111 |
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 | 48818531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 943 |
Semi-minor axis of confidence ellipse (meter) | 422 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 239 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 940.0 |
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 | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.24731 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70867 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 48818531 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-08-08 16:23:39 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 41929351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-04 01:44:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.OSSC.HHZ. | 2017-03-04T01:32:24.69 | 0.3 | undecidable | manual | S | 337 | 47.9187 | 50 | -0.28 | 70 |
IV.TRIF.HHZ. | 2017-03-04T01:32:24.16 | 0.3 | undecidable | manual | S | 269 | 46.4202 | 50 | -0.41 | 67 |
IV.ASQU.HHZ. | 2017-03-04T01:32:23.59 | 0.6 | undecidable | manual | P | 19 | 78.6657 | 50 | 0.53 | 42 |
IV.MCIV.HHZ. | 2017-03-04T01:32:23.57 | 0.6 | undecidable | manual | S | 157 | 41.8248 | 50 | 0.22 | 49 |
IV.CSNT.HHZ. | 2017-03-04T01:32:22.65 | 0.3 | undecidable | manual | S | 339 | 41.3253 | 50 | -0.57 | 65 |
TV.SF01.EHZ. | 2017-03-04T01:32:22.00 | 0.3 | undecidable | manual | S | 168 | 35.5422 | 50 | 0.33 | 72 |
TV.SF14.HHN. | 2017-03-04T01:32:22.56 | 0.3 | undecidable | manual | S | 165 | 42.624 | 50 | -1.01 | 54 |
IV.CRE.HHN. | 2017-03-04T01:32:21.71 | 0.3 | undecidable | manual | P | 35 | 66.8775 | 50 | 0.46 | 66 |
IV.CASP.HHE. | 2017-03-04T01:32:21.36 | 0.1 | undecidable | manual | P | 233 | 61.8936 | 50 | 0.87 | 77 |
TV.SF04.EHZ. | 2017-03-04T01:32:21.36 | 0.3 | undecidable | manual | S | 155 | 35.5422 | 50 | -0.3 | 72 |
TV.SF11.HHN. | 2017-03-04T01:32:20.55 | 0.3 | undecidable | manual | S | 150 | 32.9448 | 50 | -0.43 | 70 |
TV.SF13.HHZ. | 2017-03-04T01:32:20.91 | 0.3 | undecidable | manual | S | 161 | 36.0417 | 50 | -0.9 | 58 |
IV.ARCI.HHZ. | 2017-03-04T01:32:19.66 | 0.6 | undecidable | manual | S | 180 | 30.3474 | 106 | -0.58 | 46 |
IV.TRIF.HHZ. | 2017-03-04T01:32:18.87 | 0.1 | undecidable | manual | P | 269 | 46.4202 | 50 | 0.77 | 82 |
IV.OSSC.HHZ. | 2017-03-04T01:32:18.01 | 0.1 | undecidable | manual | P | 337 | 47.9187 | 50 | -0.31 | 93 |
IV.FROS.HHZ. | 2017-03-04T01:32:18.88 | 0.3 | undecidable | manual | S | 290 | 27.4503 | 108 | -0.39 | 72 |
IV.SACS.HHZ. | 2017-03-04T01:32:18.40 | 0.3 | undecidable | manual | P | 131 | 46.7199 | 50 | 0.25 | 71 |
TV.SF14.HHN. | 2017-03-04T01:32:17.77 | 0.1 | undecidable | manual | P | 165 | 42.624 | 50 | 0.25 | 96 |
IV.MCIV.HHZ. | 2017-03-04T01:32:17.56 | 0.1 | undecidable | manual | P | 157 | 41.8248 | 50 | 0.17 | 98 |
IV.CAFI.HHE. | 2017-03-04T01:32:17.90 | 0.3 | undecidable | manual | P | 60 | 45.621 | 50 | -0.08 | 74 |
TV.SF03.EHE. | 2017-03-04T01:32:17.30 | 0.1 | undecidable | manual | P | 154 | 39.627 | 50 | 0.24 | 97 |
TV.SF13.HHZ. | 2017-03-04T01:32:16.71 | 0.1 | undecidable | manual | P | 161 | 36.0417 | 50 | 0.21 | 98 |
IV.CSNT.HHZ. | 2017-03-04T01:32:16.85 | 0.1 | undecidable | manual | P | 339 | 41.3253 | 50 | -0.47 | 91 |
TV.SF11.HHN. | 2017-03-04T01:32:16.15 | 0.1 | undecidable | manual | P | 150 | 32.9448 | 50 | 0.12 | 100 |
TV.SF01.EHZ. | 2017-03-04T01:32:16.63 | 0.1 | undecidable | manual | P | 168 | 35.5422 | 50 | 0.21 | 98 |
TV.SF04.EHZ. | 2017-03-04T01:32:16.64 | 0.1 | negative | manual | P | 155 | 35.5422 | 50 | 0.22 | 98 |
IV.ARCI.HHZ. | 2017-03-04T01:32:15.43 | 0.3 | undecidable | manual | P | 180 | 30.3474 | 106 | -0.16 | 76 |
IV.FROS.HHZ. | 2017-03-04T01:32:15.33 | 0.1 | undecidable | manual | P | 290 | 27.4503 | 108 | 0.29 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARCI.HHN. | ML:1.3 | 0.00008816749999999999 | 0.12 | AML | other | m | 2017-03-04T01:32:19.77 |
IV.ARCI.HHE. | ML:1.2 | 0.00008565000000000001 | 0.26 | AML | other | m | 2017-03-04T01:32:19.72 |
IV.CSNT.HHN. | ML:1.3 | 0.00006397545 | 0.18 | AML | other | m | 2017-03-04T01:32:22.81 |
IV.CSNT.HHE. | ML:1.2 | 0.00004813228999999999 | 1.86 | AML | other | m | 2017-03-04T01:32:23.97 |
IV.FROS.HHE. | ML:1.4 | 0.00013273775 | 0.128 | AML | other | m | 2017-03-04T01:32:20.18 |
IV.FROS.HHN. | ML:1.4 | 0.00014100829999999997 | 0.128 | AML | other | m | 2017-03-04T01:32:20.42 |
IV.MCIV.HHE. | ML:0.9 | 0.000022643425000000003 | 1.664 | AML | other | m | 2017-03-04T01:32:25.16 |
IV.MCIV.HHN. | ML:0.7 | 0.000015812213 | 0.304 | AML | other | m | 2017-03-04T01:32:25.91 |
IV.OSSC.HNN. | ML:1.4 | 0.000074696825 | 0.6304 | AML | other | m | 2017-03-04T01:32:24.55 |
IV.OSSC.HHN. | ML:1.1 | 0.00003313894 | 0.14 | AML | other | m | 2017-03-04T01:32:24.98 |
IV.OSSC.HHE. | ML:1.0 | 0.000023209325000000003 | 1.28 | AML | other | m | 2017-03-04T01:32:25.16 |
IV.OSSC.HNE. | ML:1.5 | 0.00009283114 | 0.6504 | AML | other | m | 2017-03-04T01:32:26.02 |
TV.SF01.EHE. | ML:1.2 | 0.000067562444 | 0.14 | AML | other | m | 2017-03-04T01:32:23.12 |
TV.SF01.EHN. | ML:1.3 | 0.00008514816500000001 | 0.24 | AML | other | m | 2017-03-04T01:32:23.24 |
TV.SF04.EHN. | ML:1.4 | 0.00010635595 | 0.26 | AML | other | m | 2017-03-04T01:32:23.35 |
TV.SF04.EHE. | ML:1.5 | 0.000122147655 | 1.42 | AML | other | m | 2017-03-04T01:32:23.25 |
IV.TRIF.HHN. | ML:1.0 | 0.000028592865000000003 | 0.144 | AML | other | m | 2017-03-04T01:32:24.33 |
IV.TRIF.HHE. | ML:1.1 | 0.000041576915 | 0.16 | AML | other | m | 2017-03-04T01:32:26.30 |