A magnitude ML 1.1 earthquake occured in region: 4 km W Ascoli Piceno (AP), on
and geographic coordinates (lat, lon) 42.8540, 13.5300 at 18 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 |
---|---|---|---|---|
Ascoli Piceno | AP | 4 | 49407 | 49407 |
Venarotta | AP | 4 | 2066 | 51473 |
Roccafluvione | AP | 5 | 2010 | 53483 |
Palmiano | AP | 8 | 196 | 53679 |
Folignano | AP | 9 | 9241 | 62920 |
Rotella | AP | 12 | 906 | 63826 |
Castignano | AP | 12 | 2796 | 66622 |
Appignano del Tronto | AP | 12 | 1785 | 68407 |
Force | AP | 13 | 1354 | 69761 |
Maltignano | AP | 13 | 2401 | 72162 |
Valle Castellana | TE | 13 | 977 | 73139 |
Acquasanta Terme | AP | 14 | 2916 | 76055 |
Montedinove | AP | 14 | 488 | 76543 |
Civitella del Tronto | TE | 14 | 5116 | 81659 |
Comunanza | AP | 15 | 3166 | 84825 |
Castel di Lama | AP | 15 | 8634 | 93459 |
Sant'Egidio alla Vibrata | TE | 16 | 9811 | 103270 |
Offida | AP | 16 | 5058 | 108328 |
Montefalcone Appennino | FM | 16 | 424 | 108752 |
Montegallo | AP | 16 | 523 | 109275 |
Montalto delle Marche | AP | 16 | 2122 | 111397 |
Castorano | AP | 17 | 2380 | 113777 |
Montemonaco | AP | 17 | 604 | 114381 |
Ancarano | TE | 17 | 1857 | 116238 |
Colli del Tronto | AP | 18 | 3668 | 119906 |
Smerillo | FM | 18 | 365 | 120271 |
Montelparo | FM | 18 | 778 | 121049 |
Montefortino | FM | 18 | 1178 | 122227 |
Rocca Santa Maria | TE | 19 | 537 | 122764 |
Santa Vittoria in Matenano | FM | 19 | 1330 | 124094 |
Campli | TE | 19 | 7209 | 131303 |
Cossignano | AP | 19 | 978 | 132281 |
Monte Rinaldo | FM | 20 | 379 | 132660 |
Amandola | FM | 20 | 3629 | 136289 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-10-16 03:52:40 |
42.8545 | 13.5305 | 18 | 2020-10-16 04:37:28 |
Sala Sismica INGV-Roma | 83816511 |
Field | Value |
---|---|
Time (UTC) | 2020-10-16 03:52:40 ± 0.13 |
Latitude | 42.8545 ± 0.0036 |
Longitude | 13.5305 ± 0.0074 |
Depth (km) | 18 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83816511 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 545 |
Semi-minor axis of confidence ellipse (meter) | 227 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 93 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 540.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33635 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 83816511 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-16 04:37:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VAGA.HHZ. | 2020-10-16T03:53:28.47 | 3.0 | undecidable | manual | Sg | 0.15 | 0 | |||
IV.APEC.HHZ. | 2020-10-16T03:53:00.77 | 3.0 | positive | manual | P | 0.05 | 0 | |||
IV.ARVD.HHZ. | 2020-10-16T03:52:56.10 | 3.0 | undecidable | manual | P | 0.06 | 0 | |||
IV.NRCA.HHZ. | 2020-10-16T03:52:52.74 | 0.3 | undecidable | manual | S | 266 | 33.9438 | 108 | 0.25 | 70 |
IV.GUMA.HNE. | 2020-10-16T03:52:51.29 | 0.3 | undecidable | manual | S | 326 | 28.0497 | 113 | 0.28 | 71 |
IV.SMA1.EHZ. | 2020-10-16T03:52:51.56 | 0.3 | undecidable | manual | S | 213 | 29.5482 | 112 | 0.18 | 72 |
IV.TERO.HNE. | 2020-10-16T03:52:50.83 | 0.3 | undecidable | manual | S | 167 | 26.3514 | 115 | 0.22 | 72 |
IV.MTRA.EHZ. | 2020-10-16T03:52:48.05 | 0.3 | undecidable | manual | S | 225 | 15.3735 | 133 | -0.1 | 74 |
IV.MF5.EHZ. | 2020-10-16T03:52:48.32 | 0.3 | undecidable | manual | S | 339 | 15.873 | 132 | 0.07 | 76 |
IV.MMO1.EHZ. | 2020-10-16T03:52:48.36 | 0.1 | undecidable | manual | S | 287 | 17.2716 | 129 | -0.18 | 97 |
IV.RM33.HNZ. | 2020-10-16T03:52:47.99 | 3.0 | undecidable | manual | P | -1.61 | 0 | |||
IV.NRCA.HHZ. | 2020-10-16T03:52:47.43 | 0.6 | undecidable | manual | P | 266 | 33.9438 | 108 | -0.06 | 49 |
IV.CSP1.EHZ. | 2020-10-16T03:52:47.72 | 0.6 | positive | manual | P | 315 | 37.3293 | 106 | -0.26 | 46 |
IV.MNTT.EHZ. | 2020-10-16T03:52:46.32 | 0.3 | negative | manual | P | 13 | 23.6541 | 118 | 0.3 | 71 |
IV.TERO.HNE. | 2020-10-16T03:52:46.24 | 0.1 | undecidable | manual | P | 167 | 26.3514 | 115 | -0.17 | 96 |
IV.GUMA.HNE. | 2020-10-16T03:52:46.49 | 0.1 | undecidable | manual | P | 326 | 28.0497 | 113 | -0.14 | 96 |
IV.SMA1.EHZ. | 2020-10-16T03:52:46.83 | 0.1 | positive | manual | P | 213 | 29.5482 | 112 | -0.02 | 99 |
IV.MMO1.EHZ. | 2020-10-16T03:52:45.06 | 1.0 | undecidable | manual | P | 287 | 17.2716 | 129 | -0.15 | 25 |
IV.MTRA.EHZ. | 2020-10-16T03:52:44.92 | 0.1 | positive | manual | P | 225 | 15.3735 | 133 | -0.06 | 100 |
IV.MF5.EHZ. | 2020-10-16T03:52:44.96 | 0.6 | positive | manual | P | 339 | 15.873 | 132 | -0.08 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.0 | 0.00007356753499999999 | 0.0992 | AML | other | m | 2020-10-16T03:52:48.40 |
IV.MTRA.EHN. | ML:0.7 | 0.000032896534999999995 | 0.0992 | AML | other | m | 2020-10-16T03:52:48.25 |
IV.MTRA.HNE. | ML:1.0 | 0.00007616687 | 0.0896 | AML | other | m | 2020-10-16T03:52:48.40 |
IV.MTRA.HNN. | ML:0.8 | 0.000047327863000000003 | 0.4704 | AML | other | m | 2020-10-16T03:52:48.25 |
IV.MNTT.EHE. | ML:0.9 | 0.00004498941 | 0.3008 | AML | other | m | 2020-10-16T03:52:52.37 |
IV.MNTT.EHN. | ML:0.8 | 0.000028154155 | 0.08 | AML | other | m | 2020-10-16T03:52:52.68 |
IV.SMA1.EHN. | ML:0.7 | 0.00002061534 | 0.1184 | AML | other | m | 2020-10-16T03:52:52.05 |
IV.NRCA.HNE. | ML:1.3 | 0.00007956698500000001 | 0.08 | AML | other | m | 2020-10-16T03:52:53.17 |
IV.NRCA.HNN. | ML:1.3 | 0.00007872508000000001 | 0.0704 | AML | other | m | 2020-10-16T03:52:53.06 |
IV.NRCA.HHE. | ML:1.4 | 0.00008952544 | 0.08 | AML | other | m | 2020-10-16T03:52:53.17 |
IV.NRCA.HHN. | ML:1.4 | 0.00008609971 | 0.08 | AML | other | m | 2020-10-16T03:52:53.10 |
IV.APEC.HHE. | ML:2.6 | 0.00030288505 | 0.08 | AML | other | m | 2020-10-16T03:53:02.06 |
IV.APEC.HHN. | ML:2.7 | 0.0003452274 | 0.08 | AML | other | m | 2020-10-16T03:53:02.55 |