A magnitude ML 0.4 earthquake occured in region: 1 km SW Abbadia San Salvatore (SI), on
and geographic coordinates (lat, lon) 42.8700, 11.6730 at 3 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 |
---|---|---|---|---|
Abbadia San Salvatore | SI | 1 | 6444 | 6444 |
Piancastagnaio | SI | 3 | 4230 | 10674 |
Santa Fiora | GR | 8 | 2622 | 13296 |
Radicofani | SI | 8 | 1097 | 14393 |
Arcidosso | GR | 11 | 4285 | 18678 |
Castell'Azzara | GR | 11 | 1476 | 20154 |
Castel del Piano | GR | 11 | 4690 | 24844 |
Seggiano | GR | 11 | 961 | 25805 |
Castiglione d'Orcia | SI | 16 | 2346 | 28151 |
Roccalbegna | GR | 16 | 1044 | 29195 |
San Casciano dei Bagni | SI | 17 | 1632 | 30827 |
Proceno | VT | 18 | 557 | 31384 |
Semproniano | GR | 19 | 1059 | 32443 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2019-09-24 19:42:46 |
42.8702 | 11.6727 | 3 | 2020-02-28 16:42:20 |
Bollettino Sismico Italiano INGV | 75832111 |
Field | Value |
---|---|
Time (UTC) | 2019-09-24 19:42:46 ± 0.16 |
Latitude | 42.8702 ± 0.0054 |
Longitude | 11.6727 ± 0.0061 |
Depth (km) | 3 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 75832111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 628 |
Semi-minor axis of confidence ellipse (meter) | 138 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 174 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 194 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 16 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.17537 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 75832111 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-01-25 09:54:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SPS2.HHZ. | 2019-09-24T19:44:15.41 | 3.0 | positive | manual | Pg | 20.82 | 0 | |||
IV.CMPR.HHZ. | 2019-09-24T19:43:46.16 | 3.0 | positive | manual | Pg | 9.44 | 0 | |||
IV.DGI.HHZ. | 2019-09-24T19:43:24.28 | 3.0 | undecidable | manual | Pn | 1.25 | 0 | |||
OX.FUSE.HHZ. | 2019-09-24T19:43:18.77 | 3.0 | undecidable | manual | Pg | 10.4 | 0 | |||
MN.TRI.HHZ. | 2019-09-24T19:43:07.23 | 3.0 | positive | manual | Pn | 1.72 | 0 | |||
IV.RMP.HHZ. | 2019-09-24T19:43:06.04 | 3.0 | undecidable | manual | Pn | 1.52 | 0 | |||
IV.PE3.EHZ. | 2019-09-24T19:42:57.61 | 3.0 | undecidable | manual | S | -1.78 | 0 | |||
IV.SACS.HHZ. | 2019-09-24T19:42:53.91 | 1.0 | undecidable | manual | S | 97 | 19.4694 | 100 | 0.23 | 24 |
IV.ARCI.HHZ. | 2019-09-24T19:42:52.55 | 0.3 | undecidable | manual | S | 263 | 16.1727 | 102 | -0.03 | 74 |
TV.SF14.HHN. | 2019-09-24T19:42:51.01 | 0.6 | undecidable | manual | S | 200 | 13.5753 | 104 | -0.7 | 41 |
IV.SACS.HHZ. | 2019-09-24T19:42:50.87 | 0.3 | undecidable | manual | P | 97 | 19.4694 | 100 | 0.08 | 73 |
IV.MCIV.CHZ. | 2019-09-24T19:42:50.67 | 0.3 | undecidable | manual | S | 178 | 10.1787 | 108 | 0.11 | 73 |
IV.ARCI.HHZ. | 2019-09-24T19:42:50.29 | 0.1 | undecidable | manual | P | 263 | 16.1727 | 102 | 0.14 | 96 |
TV.SF13.HHN. | 2019-09-24T19:42:49.76 | 0.3 | undecidable | manual | S | 217 | 7.1928 | 115 | 0.16 | 73 |
TV.SF14.HHN. | 2019-09-24T19:42:49.22 | 0.1 | undecidable | manual | P | 200 | 13.5753 | 104 | -0.43 | 91 |
TV.SF03.EHN. | 2019-09-24T19:42:49.65 | 0.3 | undecidable | manual | S | 172 | 7.5813 | 114 | -0.06 | 75 |
TV.SF04.EHZ. | 2019-09-24T19:42:48.92 | 0.3 | undecidable | manual | S | 195 | 3.996 | 130 | 0.28 | 72 |
TV.SF04.EHZ. | 2019-09-24T19:42:48.18 | 0.1 | undecidable | manual | P | 195 | 3.996 | 130 | 0.3 | 95 |
TV.SF13.HHN. | 2019-09-24T19:42:48.57 | 0.1 | undecidable | manual | P | 217 | 7.1928 | 115 | 0.14 | 98 |
IV.MCIV.CHZ. | 2019-09-24T19:42:48.98 | 0.1 | positive | manual | P | 178 | 10.1787 | 108 | -0.01 | 100 |
TV.SF03.EHN. | 2019-09-24T19:42:48.59 | 0.1 | undecidable | manual | P | 172 | 7.5813 | 114 | 0.09 | 99 |
TV.SF11.HHZ. | 2019-09-24T19:42:47.91 | 0.3 | undecidable | manual | S | 109 | 0.4995 | 171 | -0.11 | 75 |
TV.SF11.HHZ. | 2019-09-24T19:42:47.26 | 0.1 | undecidable | manual | P | 109 | 0.4995 | 171 | -0.26 | 96 |
IV.APEC.HHZ. | 2019-09-24T19:42:41.42 | 3.0 | undecidable | manual | P | -3.54 | 0 | |||
GU.CARD.HHZ. | 2019-09-24T19:42:35.08 | 3.0 | undecidable | manual | P | -1.24 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
TV.SF01.EHE. | ML:0.4 | 0.000042009665 | 0.192 | AML | other | m | 2019-09-24T19:42:49.82 |
TV.SF04.EHE. | ML:0.0 | 0.0016093935 | 0.0768 | AML | other | m | 2019-09-24T19:42:49.06 |
IV.MCIV.CHN. | ML:0.4 | 0.000040024285 | 0.2048 | AML | other | m | 2019-09-24T19:42:50.71 |