A magnitude ML 1.1 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8470, 13.2170 at 7 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 8 | 281 | 281 |
Montegallo | AP | 10 | 523 | 804 |
Arquata del Tronto | AP | 11 | 1178 | 1982 |
Montemonaco | AP | 11 | 604 | 2586 |
Norcia | PG | 12 | 4957 | 7543 |
Ussita | MC | 13 | 444 | 7987 |
Visso | MC | 14 | 1107 | 9094 |
Montefortino | FM | 15 | 1178 | 10272 |
Preci | PG | 15 | 724 | 10996 |
Bolognola | MC | 17 | 142 | 11138 |
Accumoli | RI | 17 | 667 | 11805 |
Acquasanta Terme | AP | 18 | 2916 | 14721 |
Amandola | FM | 19 | 3629 | 18350 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-12-21 05:07:34 |
42.8468 | 13.217 | 7 | 2020-12-21 05:15:57 |
Sala Sismica INGV-Roma | 85594321 |
Field | Value |
---|---|
Time (UTC) | 2020-12-21 05:07:34 ± 0.08 |
Latitude | 42.8468 ± 0.0036 |
Longitude | 13.2170 ± 0.0049 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85594321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 367 |
Semi-minor axis of confidence ellipse (meter) | 140 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 224 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 26 |
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) | 0.48923 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 85594321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-21 05:15:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2020-12-21T05:07:53.30 | 0.6 | undecidable | manual | S | 350 | 54.3012 | 50 | 0.76 | 38 |
IV.ASSB.HHZ. | 2020-12-21T05:07:51.40 | 0.3 | undecidable | manual | S | 296 | 50.3163 | 50 | -0.06 | 69 |
IV.GAVE.EHZ. | 2020-12-21T05:07:46.20 | 0.6 | undecidable | manual | S | 237 | 31.3464 | 102 | 0.38 | 45 |
IV.CESI.HHZ. | 2020-12-21T05:07:45.90 | 0.6 | undecidable | manual | S | 305 | 30.8469 | 103 | 0.26 | 46 |
IV.EL6.EHZ. | 2020-12-21T05:07:44.75 | 0.6 | negative | manual | P | 350 | 54.3012 | 50 | -0.24 | 44 |
IV.MF5.EHZ. | 2020-12-21T05:07:44.50 | 0.6 | undecidable | manual | S | 52 | 25.1526 | 105 | 0.78 | 39 |
IV.SMA1.EHZ. | 2020-12-21T05:07:44.10 | 0.3 | undecidable | manual | S | 158 | 25.8519 | 105 | 0.14 | 71 |
IV.CSP1.EHZ. | 2020-12-21T05:07:44.20 | 0.6 | undecidable | manual | S | 358 | 27.1506 | 104 | -0.2 | 47 |
IV.GUMA.HHZ. | 2020-12-21T05:07:44.40 | 0.3 | undecidable | manual | S | 22 | 25.752 | 105 | 0.47 | 66 |
IV.FDMO.HHZ. | 2020-12-21T05:07:43.10 | 0.3 | undecidable | manual | S | 333 | 23.5542 | 106 | -0.08 | 72 |
IV.MNTT.EHZ. | 2020-12-21T05:07:43.61 | 3.0 | positive | manual | P | 0.72 | 0 | |||
IV.ASSB.HHZ. | 2020-12-21T05:07:43.89 | 0.3 | undecidable | manual | P | 296 | 50.3163 | 50 | -0.47 | 63 |
IV.MTRA.EHZ. | 2020-12-21T05:07:41.22 | 0.3 | undecidable | manual | S | 124 | 17.6712 | 111 | -0.05 | 73 |
IV.GAVE.EHZ. | 2020-12-21T05:07:41.00 | 0.1 | undecidable | manual | P | 237 | 31.3464 | 102 | -0.11 | 94 |
IV.GUMA.HHZ. | 2020-12-21T05:07:40.06 | 1.0 | positive | manual | P | 22 | 25.752 | 105 | 0.04 | 24 |
IV.MF5.EHZ. | 2020-12-21T05:07:40.14 | 0.6 | negative | manual | P | 52 | 25.1526 | 105 | 0.25 | 46 |
IV.CESI.HHZ. | 2020-12-21T05:07:40.82 | 0.6 | positive | manual | P | 305 | 30.8469 | 103 | -0.18 | 47 |
IV.FDMO.HHZ. | 2020-12-21T05:07:39.29 | 0.6 | negative | manual | P | 333 | 23.5542 | 106 | -0.29 | 46 |
IV.SMA1.EHZ. | 2020-12-21T05:07:39.84 | 1.0 | positive | manual | P | 158 | 25.8519 | 105 | -0.19 | 23 |
IV.CSP1.EHZ. | 2020-12-21T05:07:39.94 | 0.6 | positive | manual | P | 358 | 27.1506 | 104 | -0.35 | 45 |
IV.MMO1.EHZ. | 2020-12-21T05:07:38.60 | 0.3 | undecidable | manual | S | 57 | 10.6782 | 123 | -0.48 | 68 |
IV.MTRA.EHZ. | 2020-12-21T05:07:38.49 | 0.1 | undecidable | manual | P | 124 | 17.6712 | 111 | 0.01 | 99 |
IV.MC2.EHZ. | 2020-12-21T05:07:38.20 | 0.3 | undecidable | manual | S | 342 | 7.4814 | 133 | -0.02 | 75 |
IV.NRCA.HHZ. | 2020-12-21T05:07:38.57 | 0.3 | undecidable | manual | S | 260 | 8.4804 | 129 | 0.1 | 74 |
IV.MMO1.EHZ. | 2020-12-21T05:07:37.03 | 0.1 | undecidable | manual | P | 57 | 10.6782 | 123 | -0.19 | 96 |
IV.NRCA.HHZ. | 2020-12-21T05:07:37.05 | 0.1 | negative | manual | P | 260 | 8.4804 | 129 | 0.19 | 97 |
IV.MC2.EHZ. | 2020-12-21T05:07:36.69 | 0.1 | negative | manual | P | 342 | 7.4814 | 133 | -0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:1.3 | 0.00017649999999999998 | 0.84 | AML | other | m | 2020-12-21T05:07:42.64 |
IV.MTRA.EHE. | ML:1.4 | 0.000229 | 0.68 | AML | other | m | 2020-12-21T05:07:43.30 |
IV.GUMA.HHE. | ML:1.6 | 0.00023300000000000003 | 0.38 | AML | other | m | 2020-12-21T05:07:44.80 |
IV.FDMO.HHE. | ML:0.9 | 0.000057050000000000004 | 0.54 | AML | other | m | 2020-12-21T05:07:44.63 |
IV.FDMO.HHN. | ML:0.8 | 0.0000435 | 0.44 | AML | other | m | 2020-12-21T05:07:46.31 |
IV.GUMA.HHN. | ML:1.4 | 0.000145 | 0.48 | AML | other | m | 2020-12-21T05:07:46.69 |
IV.CESI.HHN. | ML:1.1 | 0.00006469999999999999 | 1.2 | AML | other | m | 2020-12-21T05:07:47.29 |
IV.CESI.HHE. | ML:0.9 | 0.0000388 | 0.36 | AML | other | m | 2020-12-21T05:07:49.31 |
IV.SMA1.EHE. | ML:1.0 | 0.000057 | 0.94 | AML | other | m | 2020-12-21T05:07:52.41 |
IV.SMA1.EHN. | ML:0.9 | 0.00004865 | 0.5 | AML | other | m | 2020-12-21T05:07:55.73 |