A magnitude ML 1.1 earthquake occured in region: 3 km NW San Quirico d'Orcia (SI), on
and geographic coordinates (lat, lon) 43.0890, 11.5870 at 11 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 |
---|---|---|---|---|
San Quirico d'Orcia | SI | 3 | 2662 | 2662 |
San Giovanni d'Asso | SI | 7 | 853 | 3515 |
Pienza | SI | 8 | 2107 | 5622 |
Montalcino | SI | 8 | 5093 | 10715 |
Castiglione d'Orcia | SI | 10 | 2346 | 13061 |
Buonconvento | SI | 10 | 3173 | 16234 |
Trequanda | SI | 13 | 1254 | 17488 |
Montepulciano | SI | 16 | 14097 | 31585 |
Asciano | SI | 17 | 7118 | 38703 |
Torrita di Siena | SI | 17 | 7434 | 46137 |
Seggiano | GR | 18 | 961 | 47098 |
Murlo | SI | 18 | 2389 | 49487 |
Sinalunga | SI | 18 | 12764 | 62251 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2019-12-01 14:05:57 |
43.0892 | 11.5873 | 11 | 2019-12-01 14:13:17 |
Sala Sismica INGV-Roma | 74219561 |
Field | Value |
---|---|
Time (UTC) | 2019-12-01 14:05:57 ± 0.32 |
Latitude | 43.0892 ± 0.0144 |
Longitude | 11.5873 ± 0.0382 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 74219561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3360 |
Semi-minor axis of confidence ellipse (meter) | 1110 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 248 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 192 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.47 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44067 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 74219561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-01 14:13:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.VLO.HHZ. | 2019-12-01T14:07:50.79 | 3.0 | undecidable | manual | Pg | 15.72 | 0 | |||
GU.RSP.HHZ. | 2019-12-01T14:07:50.00 | 3.0 | undecidable | manual | Sg | 9.77 | 0 | |||
IV.SACR.HHZ. | 2019-12-01T14:07:28.35 | 3.0 | undecidable | manual | Sg | 6.51 | 0 | |||
ST.ZIAN.EHZ. | 2019-12-01T14:07:25.32 | 3.0 | undecidable | manual | Sn | -2.94 | 0 | |||
IV.SARZ.HHZ. | 2019-12-01T14:07:14.16 | 3.0 | undecidable | manual | Sn | 0.85 | 0 | |||
SL.KOGS.BHZ. | 2019-12-01T14:07:07.82 | 3.0 | undecidable | manual | Pn | -2.95 | 0 | |||
IV.OPPE.HHZ. | 2019-12-01T14:06:57.57 | 3.0 | undecidable | manual | Sn | -7.32 | 0 | |||
IV.MSSA.HHZ. | 2019-12-01T14:06:52.37 | 3.0 | undecidable | manual | Sn | -4.14 | 0 | |||
IV.PTRJ.HNZ. | 2019-12-01T14:06:48.88 | 3.0 | undecidable | manual | Pg | 4.63 | 0 | |||
IV.AGLI.HHZ. | 2019-12-01T14:06:43.77 | 3.0 | undecidable | manual | Pg | 2.61 | 0 | |||
IV.VAGA.HHZ. | 2019-12-01T14:06:42.62 | 3.0 | positive | manual | Pg | 1.17 | 0 | |||
IV.MSSA.HHZ. | 2019-12-01T14:06:32.17 | 3.0 | undecidable | manual | Pg | 0.98 | 0 | |||
IV.FOSV.EHZ. | 2019-12-01T14:06:31.62 | 3.0 | undecidable | manual | Sg | -1.04 | 0 | |||
IV.APEC.HHZ. | 2019-12-01T14:06:29.65 | 3.0 | undecidable | manual | S | 1.18 | 0 | |||
IV.RCAV.EHZ. | 2019-12-01T14:06:27.09 | 3.0 | undecidable | manual | Pg | -0.73 | 0 | |||
IV.BRSN.EHZ. | 2019-12-01T14:06:22.38 | 3.0 | undecidable | manual | Pg | -0.32 | 0 | |||
IV.SRES.HHZ. | 2019-12-01T14:06:15.93 | 3.0 | negative | manual | P | -4.94 | 0 | |||
IV.PE3.EHZ. | 2019-12-01T14:06:15.39 | 3.0 | positive | manual | P | -2.4 | 0 | |||
IV.CSNT.HHE. | 2019-12-01T14:06:13.18 | 0.6 | undecidable | manual | S | 331 | 48.9177 | 50 | 0.15 | 49 |
IV.FROS.CHZ. | 2019-12-01T14:06:09.08 | 0.6 | undecidable | manual | S | 291 | 37.3293 | 50 | -0.87 | 40 |
TV.SF01.EHZ. | 2019-12-01T14:06:08.10 | 0.6 | undecidable | manual | S | 184 | 30.8469 | 50 | -0.1 | 52 |
IV.ARCI.HHZ. | 2019-12-01T14:06:07.08 | 0.6 | undecidable | manual | S | 199 | 27.8499 | 50 | -0.33 | 49 |
TV.SF11.HHE. | 2019-12-01T14:06:06.04 | 0.6 | undecidable | manual | S | 163 | 25.5522 | 50 | -0.76 | 43 |
IV.CSNT.HHE. | 2019-12-01T14:06:06.20 | 0.1 | undecidable | manual | P | 331 | 48.9177 | 50 | -0.25 | 97 |
IV.FROS.CHZ. | 2019-12-01T14:06:05.04 | 0.1 | undecidable | manual | P | 291 | 37.3293 | 50 | 0.36 | 97 |
TV.SF01.EHZ. | 2019-12-01T14:06:04.55 | 0.1 | undecidable | manual | P | 184 | 30.8469 | 50 | 0.88 | 81 |
IV.ARCI.HHZ. | 2019-12-01T14:06:03.86 | 0.6 | positive | manual | P | 199 | 27.8499 | 50 | 0.65 | 45 |
TV.SF11.HHE. | 2019-12-01T14:06:02.56 | 0.1 | undecidable | manual | P | 163 | 25.5522 | 50 | -0.3 | 100 |
TV.MCIV.CHZ. | 2019-12-01T14:05:59.91 | 3.0 | undecidable | manual | P | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARCI.HHE. | ML:1.1 | 0.00006254999999999999 | 0.6 | AML | other | m | 2019-12-01T14:06:07.74 |
IV.ARCI.HHN. | ML:1.1 | 0.000059499999999999996 | 0.48 | AML | other | m | 2019-12-01T14:06:08.71 |