A magnitude ML 1.2 earthquake occured in region: 4 km S Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8630, 13.1640 at 10 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 | 4 | 281 | 281 |
Ussita | MC | 9 | 444 | 725 |
Norcia | PG | 10 | 4957 | 5682 |
Visso | MC | 10 | 1107 | 6789 |
Preci | PG | 10 | 724 | 7513 |
Montegallo | AP | 14 | 523 | 8036 |
Montemonaco | AP | 14 | 604 | 8640 |
Arquata del Tronto | AP | 15 | 1178 | 9818 |
Bolognola | MC | 16 | 142 | 9960 |
Montefortino | FM | 17 | 1178 | 11138 |
Acquacanina | MC | 19 | 121 | 11259 |
Fiastra | MC | 19 | 559 | 11818 |
Sellano | PG | 19 | 1079 | 12897 |
Monte Cavallo | MC | 20 | 145 | 13042 |
Accumoli | RI | 20 | 667 | 13709 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-01-22 00:17:49 |
42.8628 | 13.1638 | 10 | 2021-01-22 00:24:45 |
Sala Sismica INGV-Roma | 86442331 |
Field | Value |
---|---|
Time (UTC) | 2021-01-22 00:17:49 ± 0.04 |
Latitude | 42.8628 ± 0.0018 |
Longitude | 13.1638 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86442331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 276 |
Semi-minor axis of confidence ellipse (meter) | 200 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 76 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.04676 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40290 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 86442331 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-22 00:24:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHN. | 2021-01-22T00:18:04.32 | 0.1 | undecidable | manual | S | 126 | 44.7219 | 50 | 0.01 | 95 |
IV.CAMP.HHN. | 2021-01-22T00:18:03.27 | 0.1 | undecidable | manual | S | 151 | 41.4252 | 50 | -0.18 | 92 |
IV.RM33.HNZ. | 2021-01-22T00:18:02.87 | 0.1 | undecidable | manual | S | 174 | 39.5271 | 50 | -0.06 | 95 |
IV.LNSS.HHZ. | 2021-01-22T00:18:00.53 | 0.1 | undecidable | manual | S | 199 | 30.5472 | 50 | -0.01 | 97 |
IV.GAVE.HNZ. | 2021-01-22T00:18:00.10 | 0.3 | undecidable | manual | S | 229 | 28.9488 | 50 | -0.03 | 73 |
IV.T1299.EHE. | 2021-01-22T00:18:00.06 | 0.1 | undecidable | manual | S | 159 | 27.1506 | 50 | 0.43 | 90 |
IV.SMA1.EHZ. | 2021-01-22T00:18:00.15 | 0.3 | undecidable | manual | S | 151 | 29.3484 | 50 | -0.07 | 72 |
IV.CESI.HHZ. | 2021-01-22T00:17:59.35 | 0.1 | undecidable | manual | S | 307 | 26.2515 | 50 | -0.06 | 97 |
IV.GUMA.HHN. | 2021-01-22T00:17:59.68 | 0.1 | undecidable | manual | S | 32 | 26.1516 | 50 | 0.31 | 92 |
IV.TERO.HHN. | 2021-01-22T00:17:58.31 | 0.6 | undecidable | manual | P | 126 | 44.7219 | 50 | 0.17 | 46 |
IV.CAMP.HHN. | 2021-01-22T00:17:57.44 | 0.3 | undecidable | manual | P | 151 | 41.4252 | 50 | -0.2 | 69 |
IT.MTCL.HGE. | 2021-01-22T00:17:57.19 | 0.1 | undecidable | manual | S | 317 | 19.7691 | 117 | -0.21 | 95 |
IV.RM33.HNZ. | 2021-01-22T00:17:57.28 | 0.3 | undecidable | manual | P | 174 | 39.5271 | 50 | -0.06 | 71 |
IV.MTRA.EHZ. | 2021-01-22T00:17:57.88 | 0.1 | undecidable | manual | S | 122 | 22.2555 | 114 | -0.32 | 92 |
IV.FDMO.HHZ. | 2021-01-22T00:17:57.48 | 0.1 | undecidable | manual | S | 342 | 20.2686 | 116 | -0.07 | 98 |
IV.CESI.HHZ. | 2021-01-22T00:17:55.31 | 0.1 | positive | manual | P | 307 | 26.2515 | 50 | 0 | 98 |
IV.GUMA.HHN. | 2021-01-22T00:17:55.32 | 0.3 | undecidable | manual | P | 32 | 26.1516 | 50 | 0.03 | 73 |
IV.MMO1.EHZ. | 2021-01-22T00:17:55.66 | 0.1 | undecidable | manual | S | 73 | 13.875 | 126 | 0.01 | 100 |
IV.LNSS.HHZ. | 2021-01-22T00:17:55.86 | 0.1 | undecidable | manual | P | 199 | 30.5472 | 50 | -0.1 | 95 |
IV.GAVE.HNZ. | 2021-01-22T00:17:55.67 | 0.1 | undecidable | manual | P | 229 | 28.9488 | 50 | -0.05 | 96 |
IV.T1299.EHE. | 2021-01-22T00:17:55.72 | 0.3 | undecidable | manual | P | 159 | 27.1506 | 50 | 0.28 | 69 |
IV.SMA1.EHZ. | 2021-01-22T00:17:55.72 | 0.3 | undecidable | manual | P | 151 | 29.3484 | 50 | -0.06 | 72 |
IV.FDMO.HHZ. | 2021-01-22T00:17:54.30 | 0.6 | negative | manual | P | 342 | 20.2686 | 116 | 0.06 | 49 |
IV.CSP1.EHZ. | 2021-01-22T00:17:54.81 | 0.6 | undecidable | manual | P | 7 | 25.6521 | 50 | -0.39 | 45 |
IT.MTCL.HGE. | 2021-01-22T00:17:54.13 | 0.1 | undecidable | manual | P | 317 | 19.7691 | 117 | -0.02 | 99 |
IV.MTRA.EHZ. | 2021-01-22T00:17:54.41 | 0.1 | undecidable | manual | P | 122 | 22.2555 | 114 | -0.2 | 95 |
IV.NRCA.HNE. | 2021-01-22T00:17:53.83 | 0.1 | undecidable | manual | S | 231 | 5.1948 | 153 | 0.19 | 98 |
IV.MMO1.EHZ. | 2021-01-22T00:17:53.31 | 0.1 | positive | manual | P | 73 | 13.875 | 126 | 0.17 | 97 |
IV.NRCA.HNE. | 2021-01-22T00:17:52.32 | 0.1 | undecidable | manual | P | 231 | 5.1948 | 153 | 0.34 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.8 | 0.000046766475 | 0.14 | AML | other | m | 2021-01-22T00:17:57.65 |
IV.FDMO.HHE. | ML:0.7 | 0.00003848368 | 0.24 | AML | other | m | 2021-01-22T00:17:57.69 |
IV.CESI.HHN. | ML:1.4 | 0.00013800000000000002 | 0.16 | AML | other | m | 2021-01-22T00:17:59.62 |
IV.CESI.HHE. | ML:1.2 | 0.0000918 | 0.22 | AML | other | m | 2021-01-22T00:17:59.74 |
IV.MTRA.EHE. | ML:1.2 | 0.00011347010499999998 | 0.14 | AML | other | m | 2021-01-22T00:17:58.27 |
IV.MTRA.EHN. | ML:1.3 | 0.0001357181 | 0.32 | AML | other | m | 2021-01-22T00:17:58.55 |
IV.MTRA.HNE. | ML:1.3 | 0.00012449006 | 0.29 | AML | other | m | 2021-01-22T00:17:58.56 |
IV.MTRA.HNN. | ML:1.4 | 0.00015579532000000002 | 0.28 | AML | other | m | 2021-01-22T00:17:58.87 |
IV.CESI.HNN. | ML:1.4 | 0.00015090785 | 0.18 | AML | other | m | 2021-01-22T00:17:59.62 |
IV.LNSS.HHE. | ML:1.3 | 0.000098334545 | 0.12 | AML | other | m | 2021-01-22T00:18:01.20 |
IV.LNSS.HHN. | ML:1.2 | 0.00007091744 | 0.22 | AML | other | m | 2021-01-22T00:18:01.00 |