A magnitude ML 1.1 earthquake occured in region: 7 km W Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8600, 13.2470 at 20 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 |
---|---|---|---|---|
Montegallo | AP | 7 | 523 | 523 |
Montemonaco | AP | 8 | 604 | 1127 |
Castelsantangelo sul Nera | MC | 9 | 281 | 1408 |
Arquata del Tronto | AP | 11 | 1178 | 2586 |
Montefortino | FM | 12 | 1178 | 3764 |
Ussita | MC | 13 | 444 | 4208 |
Norcia | PG | 15 | 4957 | 9165 |
Bolognola | MC | 15 | 142 | 9307 |
Visso | MC | 15 | 1107 | 10414 |
Amandola | FM | 16 | 3629 | 14043 |
Acquasanta Terme | AP | 17 | 2916 | 16959 |
Preci | PG | 17 | 724 | 17683 |
Comunanza | AP | 18 | 3166 | 20849 |
Palmiano | AP | 18 | 196 | 21045 |
Accumoli | RI | 18 | 667 | 21712 |
Roccafluvione | AP | 19 | 2010 | 23722 |
Acquacanina | MC | 20 | 121 | 23843 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2017-02-27 10:42:47 |
42.8605 | 13.2468 | 20 | 2017-02-27 10:55:24 |
Sala Sismica INGV-Roma | 41693681 |
Field | Value |
---|---|
Time (UTC) | 2017-02-27 10:42:47 ± 0.09 |
Latitude | 42.8605 ± 0.0036 |
Longitude | 13.2468 ± 0.0049 |
Depth (km) | 20 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41693681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 389 |
Semi-minor axis of confidence ellipse (meter) | 139 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 32 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35343 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 41693681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-27 10:55:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2017-02-27T10:43:01.06 | 0.3 | undecidable | manual | S | 132 | 39.2274 | 108 | -0.24 | 68 |
IV.CSP1.EHZ. | 2017-02-27T10:42:58.01 | 0.6 | undecidable | manual | S | 352 | 25.8519 | 119 | 0 | 48 |
IV.T1219.EHZ. | 2017-02-27T10:42:58.77 | 1.0 | undecidable | manual | S | 318 | 29.2485 | 115 | -0.05 | 24 |
IV.T1218.EHZ. | 2017-02-27T10:42:57.50 | 0.3 | undecidable | manual | S | 207 | 23.6541 | 122 | -0.01 | 73 |
IV.T1212.EHZ. | 2017-02-27T10:42:56.62 | 0.6 | undecidable | manual | S | 234 | 20.4684 | 127 | -0.17 | 48 |
IV.FDMO.HHZ. | 2017-02-27T10:42:56.97 | 0.6 | undecidable | manual | S | 326 | 23.4543 | 122 | -0.48 | 44 |
IV.T1241.EHZ. | 2017-02-27T10:42:55.62 | 0.6 | undecidable | manual | S | 92 | 14.9739 | 137 | -0.09 | 48 |
IV.TERO.HHZ. | 2017-02-27T10:42:55.87 | 0.6 | positive | manual | P | 132 | 39.2274 | 108 | 0.2 | 46 |
IV.T1219.EHZ. | 2017-02-27T10:42:54.40 | 0.1 | undecidable | manual | P | 318 | 29.2485 | 115 | 0.16 | 94 |
IV.MC2.EHZ. | 2017-02-27T10:42:54.79 | 0.6 | undecidable | manual | S | 320 | 7.3815 | 157 | 0.2 | 48 |
IV.NRCA.HHZ. | 2017-02-27T10:42:54.96 | 0.6 | undecidable | manual | S | 255 | 11.1777 | 146 | -0.12 | 49 |
IV.FDMO.HHZ. | 2017-02-27T10:42:53.40 | 1.0 | positive | manual | P | 326 | 23.4543 | 122 | -0.05 | 24 |
IV.T1218.EHZ. | 2017-02-27T10:42:53.65 | 1.0 | positive | manual | P | 207 | 23.6541 | 122 | 0.16 | 24 |
IV.CSP1.EHZ. | 2017-02-27T10:42:53.80 | 1.0 | positive | manual | P | 352 | 25.8519 | 119 | 0.03 | 24 |
IV.T1212.EHZ. | 2017-02-27T10:42:53.15 | 1.0 | negative | manual | P | 234 | 20.4684 | 127 | 0.08 | 24 |
IV.T1241.EHZ. | 2017-02-27T10:42:52.49 | 0.6 | undecidable | manual | P | 92 | 14.9739 | 137 | 0.04 | 50 |
IV.T1216.EHZ. | 2017-02-27T10:42:52.88 | 3.0 | negative | manual | P | 0.06 | 0 | |||
IV.NRCA.HHZ. | 2017-02-27T10:42:52.09 | 0.1 | negative | manual | P | 255 | 11.1777 | 146 | 0.01 | 100 |
IV.MC2.EHZ. | 2017-02-27T10:42:51.95 | 0.1 | negative | manual | P | 320 | 7.3815 | 157 | 0.15 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSP1.EHN. | ML:0.9 | 0.000034535 | 0.14 | AML | other | m | 2017-02-27T10:42:58.36 |
IV.CSP1.EHE. | ML:0.8 | 0.000028665 | 0.96 | AML | other | m | 2017-02-27T10:42:58.48 |
IV.NRCA.HHE. | ML:1.5 | 0.00023349999999999998 | 0.16 | AML | other | m | 2017-02-27T10:42:55.16 |
IV.NRCA.HHN. | ML:1.4 | 0.0001615 | 0.18 | AML | other | m | 2017-02-27T10:42:55.08 |
IV.T1241.EHE. | ML:1.0 | 0.00007209999999999999 | 0.28 | AML | other | m | 2017-02-27T10:42:55.90 |
IV.T1241.EHN. | ML:1.0 | 0.00006214999999999999 | 0.12 | AML | other | m | 2017-02-27T10:42:55.91 |