A magnitude ML 0.5 earthquake occured in region: 6 km SW Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8520, 13.1160 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 | 6 | 281 | 281 |
Norcia | PG | 7 | 4957 | 5238 |
Preci | PG | 7 | 724 | 5962 |
Visso | MC | 9 | 1107 | 7069 |
Ussita | MC | 11 | 444 | 7513 |
Sellano | PG | 16 | 1079 | 8592 |
Cerreto di Spoleto | PG | 17 | 1075 | 9667 |
Cascia | PG | 17 | 3217 | 12884 |
Arquata del Tronto | AP | 17 | 1178 | 14062 |
Montegallo | AP | 18 | 523 | 14585 |
Montemonaco | AP | 18 | 604 | 15189 |
Monte Cavallo | MC | 18 | 145 | 15334 |
Bolognola | MC | 18 | 142 | 15476 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2021-01-09 05:09:07 |
42.8525 | 13.1158 | 7 | 2021-01-09 05:21:58 |
Sala Sismica INGV-Roma | 86114601 |
Field | Value |
---|---|
Time (UTC) | 2021-01-09 05:09:07 ± 0.11 |
Latitude | 42.8525 ± 0.0036 |
Longitude | 13.1158 ± 0.0074 |
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 | 86114601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 546 |
Semi-minor axis of confidence ellipse (meter) | 216 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 273 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
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 | 12 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86114601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-09 05:21:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2021-01-09T05:09:49.67 | 3.0 | undecidable | manual | Sn | 0.13 | 0 | |||
IV.PII.HHZ. | 2021-01-09T05:09:40.29 | 3.0 | positive | manual | Pn | 0.84 | 0 | |||
IV.LNSS.HHE. | 2021-01-09T05:09:17.01 | 0.3 | undecidable | manual | S | 193 | 28.3494 | 105 | -0.31 | 70 |
IV.GUMA.HHN. | 2021-01-09T05:09:17.88 | 0.6 | undecidable | manual | S | 37 | 29.3484 | 104 | 0.23 | 47 |
IV.MOMA.HHN. | 2021-01-09T05:09:16.42 | 0.1 | undecidable | manual | P | 263 | 44.7219 | 50 | 0.49 | 87 |
IV.CSP1.EHZ. | 2021-01-09T05:09:16.41 | 0.3 | undecidable | manual | S | 15 | 27.5502 | 105 | -0.62 | 64 |
IV.MTRA.EHE. | 2021-01-09T05:09:16.00 | 0.6 | undecidable | manual | S | 115 | 25.1526 | 106 | -0.26 | 47 |
IV.MURB.HHZ. | 2021-01-09T05:09:16.88 | 3.0 | positive | manual | P | -0.39 | 0 | |||
IV.CESI.HHN. | 2021-01-09T05:09:15.53 | 0.6 | undecidable | manual | S | 315 | 24.0537 | 107 | -0.36 | 46 |
IV.FDMO.HHZ. | 2021-01-09T05:09:14.65 | 0.6 | undecidable | manual | S | 354 | 20.5683 | 110 | -0.07 | 50 |
IV.SMA1.EHZ. | 2021-01-09T05:09:13.93 | 0.6 | undecidable | manual | P | 144 | 30.4473 | 104 | 0.51 | 44 |
IV.GUMA.HHN. | 2021-01-09T05:09:13.33 | 0.1 | undecidable | manual | P | 37 | 29.3484 | 104 | 0.12 | 97 |
IV.MMO1.EHZ. | 2021-01-09T05:09:13.55 | 0.6 | undecidable | manual | S | 73 | 17.9709 | 112 | -0.32 | 47 |
IV.LNSS.HHE. | 2021-01-09T05:09:12.66 | 0.1 | undecidable | manual | P | 193 | 28.3494 | 105 | -0.36 | 92 |
IV.T1299.HNE. | 2021-01-09T05:09:12.89 | 0.3 | undecidable | manual | P | 151 | 27.75 | 105 | -0.01 | 75 |
IV.CSP1.EHZ. | 2021-01-09T05:09:12.67 | 0.1 | undecidable | manual | P | 15 | 27.5502 | 105 | -0.18 | 96 |
IV.MTRA.EHE. | 2021-01-09T05:09:12.12 | 0.1 | undecidable | manual | P | 115 | 25.1526 | 106 | -0.29 | 94 |
IV.CESI.HHN. | 2021-01-09T05:09:12.11 | 0.1 | undecidable | manual | P | 315 | 24.0537 | 107 | -0.08 | 99 |
IV.MMO1.EHZ. | 2021-01-09T05:09:11.15 | 0.1 | undecidable | manual | P | 73 | 17.9709 | 112 | 0.12 | 99 |
IV.FDMO.HHZ. | 2021-01-09T05:09:11.48 | 0.1 | undecidable | manual | P | 354 | 20.5683 | 110 | -0.04 | 100 |
IV.MC2.EHZ. | 2021-01-09T05:09:11.56 | 0.6 | undecidable | manual | S | 42 | 8.88 | 130 | 0.42 | 47 |
IV.NRCA.HHZ. | 2021-01-09T05:09:09.90 | 0.6 | undecidable | manual | S | 183 | 2.0979 | 164 | 0.09 | 51 |
IV.NRCA.HHZ. | 2021-01-09T05:09:09.04 | 0.1 | undecidable | manual | P | 183 | 2.0979 | 164 | 0.35 | 97 |
IV.MC2.EHZ. | 2021-01-09T05:09:09.88 | 0.1 | undecidable | manual | P | 42 | 8.88 | 130 | 0.43 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.5 | 0.0006435 | 0.16 | AML | other | m | 2021-01-09T05:09:10.13 |
IV.NRCA.HHE. | ML:1.8 | 0.0011099999999999999 | 0.06 | AML | other | m | 2021-01-09T05:09:10.13 |
IV.NRCA.HNN. | ML:1.6 | 0.000712 | 0.16 | AML | other | m | 2021-01-09T05:09:10.13 |
IV.NRCA.HNE. | ML:1.7 | 0.0009935 | 0.18 | AML | other | m | 2021-01-09T05:09:10.26 |
IV.FDMO.HHE. | ML:0.1 | 0.0000110732045 | 0.0992 | AML | other | m | 2021-01-09T05:09:14.93 |
IV.FDMO.HHN. | ML:0.3 | 0.0000127176455 | 0.5024 | AML | other | m | 2021-01-09T05:09:14.59 |
IV.CSP1.EHE. | ML:0.7 | 0.000024855632 | 1.0016 | AML | other | m | 2021-01-09T05:09:16.88 |
IV.CSP1.EHN. | ML:0.9 | 0.00004619955 | 0.7008 | AML | other | m | 2021-01-09T05:09:17.04 |