A magnitude ML 1.1 earthquake occured in region: 8 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7760, 13.1980 at 13 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 8 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Accumoli | RI | 10 | 667 | 6802 |
Montegallo | AP | 13 | 523 | 7325 |
Castelsantangelo sul Nera | MC | 14 | 281 | 7606 |
Cascia | PG | 16 | 3217 | 10823 |
Preci | PG | 17 | 724 | 11547 |
Acquasanta Terme | AP | 17 | 2916 | 14463 |
Montemonaco | AP | 17 | 604 | 15067 |
Cittareale | RI | 18 | 482 | 15549 |
Amatrice | RI | 18 | 2657 | 18206 |
Visso | MC | 19 | 1107 | 19313 |
Ussita | MC | 19 | 444 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2017-03-27 17:44:56 |
42.776 | 13.1978 | 13 | 2017-03-27 17:49:13 |
Sala Sismica INGV-Roma | 43024691 |
Field | Value |
---|---|
Time (UTC) | 2017-03-27 17:44:56 ± 0.05 |
Latitude | 42.7760 ± 0.0018 |
Longitude | 13.1978 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 43024691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 327 |
Semi-minor axis of confidence ellipse (meter) | 86 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 112 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34354 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 43024691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-27 17:49:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1256.HHZ. | 2017-03-27T17:45:05.86 | 0.6 | undecidable | manual | S | 5 | 25.6521 | 97 | 0.38 | 45 |
IV.T1217.EHZ. | 2017-03-27T17:45:04.60 | 0.6 | undecidable | manual | S | 252 | 22.8549 | 99 | -0.13 | 48 |
IV.T1220.EHZ. | 2017-03-27T17:45:03.06 | 1.0 | negative | manual | P | 347 | 38.1285 | 94 | -0.39 | 22 |
IV.MMO1.EHZ. | 2017-03-27T17:45:03.02 | 0.6 | undecidable | manual | S | 37 | 17.2716 | 107 | -0.26 | 47 |
IV.SMA1.EHZ. | 2017-03-27T17:45:03.67 | 0.6 | undecidable | manual | S | 145 | 19.6692 | 103 | -0.22 | 47 |
IV.T1299.EHZ. | 2017-03-27T17:45:03.41 | 0.6 | undecidable | manual | S | 156 | 17.1717 | 107 | 0.15 | 49 |
IV.T1218.EHZ. | 2017-03-27T17:45:02.41 | 0.6 | undecidable | manual | S | 210 | 13.5753 | 117 | 0.05 | 50 |
IV.TERO.HHZ. | 2017-03-27T17:45:02.60 | 3.0 | negative | manual | P | -0.22 | 0 | |||
IV.T1212.EHZ. | 2017-03-27T17:45:02.08 | 0.6 | undecidable | manual | S | 258 | 12.7761 | 120 | -0.1 | 49 |
IV.MC2.EHZ. | 2017-03-27T17:45:02.76 | 0.6 | undecidable | manual | S | 357 | 15.0738 | 113 | 0.04 | 49 |
IV.FDMO.HHZ. | 2017-03-27T17:45:02.10 | 1.0 | undecidable | manual | P | 343 | 30.2475 | 95 | -0.14 | 24 |
IV.T1217.EHZ. | 2017-03-27T17:45:01.12 | 0.3 | undecidable | manual | P | 252 | 22.8549 | 99 | 0.02 | 74 |
IV.T1256.HHZ. | 2017-03-27T17:45:01.40 | 1.0 | negative | manual | P | 5 | 25.6521 | 97 | -0.13 | 24 |
IV.T1245.HHZ. | 2017-03-27T17:45:01.31 | 0.6 | undecidable | manual | S | 355 | 8.9799 | 134 | -0.06 | 50 |
IV.SMA1.EHZ. | 2017-03-27T17:45:00.64 | 0.6 | positive | manual | P | 145 | 19.6692 | 103 | 0.02 | 49 |
IV.T1299.EHZ. | 2017-03-27T17:45:00.41 | 1.0 | negative | manual | P | 156 | 17.1717 | 107 | 0.16 | 24 |
IV.T1216.EHZ. | 2017-03-27T17:45:00.51 | 1.0 | undecidable | manual | P | 311 | 19.3695 | 103 | -0.06 | 24 |
IV.MMO1.EHZ. | 2017-03-27T17:45:00.15 | 1.0 | positive | manual | P | 37 | 17.2716 | 107 | -0.12 | 24 |
IV.MC2.EHZ. | 2017-03-27T17:45:00.16 | 0.6 | undecidable | manual | P | 357 | 15.0738 | 113 | 0.22 | 48 |
IV.T1245.HHZ. | 2017-03-27T17:44:59.18 | 0.3 | undecidable | manual | P | 355 | 8.9799 | 134 | 0.02 | 75 |
IV.T1218.EHZ. | 2017-03-27T17:44:59.86 | 0.3 | positive | manual | P | 210 | 13.5753 | 117 | 0.13 | 73 |
IV.T1212.EHZ. | 2017-03-27T17:44:59.64 | 0.1 | undecidable | manual | P | 258 | 12.7761 | 120 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1216.EHE. | ML:0.9 | 0.000060899999999999996 | 0.62 | AML | other | m | 2017-03-27T17:45:00.10 |
IV.T1216.EHN. | ML:0.8 | 0.000048349999999999996 | 0.4 | AML | other | m | 2017-03-27T17:45:03.18 |
IV.T1245.HHE. | ML:1.2 | 0.00018449999999999999 | 0.44 | AML | other | m | 2017-03-27T17:45:02.39 |
IV.T1245.HHN. | ML:1.3 | 0.00024249999999999999 | 0.46 | AML | other | m | 2017-03-27T17:45:01.50 |