A magnitude ML 0.8 earthquake occured in region: 4 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8660, 13.1810 at 9 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 10 | 444 | 725 |
Visso | MC | 11 | 1107 | 1832 |
Norcia | PG | 11 | 4957 | 6789 |
Preci | PG | 12 | 724 | 7513 |
Montemonaco | AP | 13 | 604 | 8117 |
Montegallo | AP | 13 | 523 | 8640 |
Arquata del Tronto | AP | 14 | 1178 | 9818 |
Bolognola | MC | 15 | 142 | 9960 |
Montefortino | FM | 16 | 1178 | 11138 |
Acquacanina | MC | 18 | 121 | 11259 |
Fiastra | MC | 19 | 559 | 11818 |
Amandola | FM | 19 | 3629 | 15447 |
Accumoli | RI | 20 | 667 | 16114 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2021-01-29 07:17:32 |
42.8657 | 13.1812 | 9 | 2021-07-12 16:54:58 |
Bollettino Sismico Italiano INGV | 86966331 |
Field | Value |
---|---|
Time (UTC) | 2021-01-29 07:17:32 ± 0.05 |
Latitude | 42.8657 ± 0.0018 |
Longitude | 13.1812 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86966331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 270 |
Semi-minor axis of confidence ellipse (meter) | 54 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 72 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 53 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 25 |
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) | 0.45236 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 86966331 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-09 11:17:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIUL.HHZ. | 2021-01-29T07:18:16.02 | 3.0 | undecidable | manual | S | 0.19 | 0 | |||
IV.SRES.HHZ. | 2021-01-29T07:17:59.81 | 3.0 | undecidable | manual | S | -2.05 | 0 | |||
IV.TERO.HHZ. | 2021-01-29T07:17:46.87 | 0.3 | undecidable | manual | S | 128 | 43.7229 | 50 | -0.21 | 71 |
IV.LNSS.HNZ. | 2021-01-29T07:17:44.12 | 0.3 | undecidable | manual | S | 202 | 31.3464 | 50 | 0.35 | 71 |
IV.SMA1.EHZ. | 2021-01-29T07:17:43.26 | 0.6 | undecidable | manual | S | 154 | 28.9488 | 107 | 0.23 | 48 |
IV.GUMA.HNZ. | 2021-01-29T07:17:42.15 | 0.3 | undecidable | manual | S | 30 | 25.1526 | 110 | 0.37 | 72 |
IV.MOMA.HNZ. | 2021-01-29T07:17:42.00 | 0.6 | undecidable | manual | P | 262 | 50.2164 | 50 | 0.09 | 49 |
IV.CESI.HHZ. | 2021-01-29T07:17:42.24 | 0.3 | undecidable | manual | S | 305 | 27.2505 | 108 | -0.22 | 74 |
IV.CSP1.EHZ. | 2021-01-29T07:17:41.56 | 0.6 | undecidable | manual | S | 4 | 25.1526 | 110 | -0.22 | 49 |
IV.ASSB.HHN. | 2021-01-29T07:17:41.63 | 0.3 | undecidable | manual | P | 295 | 46.7199 | 50 | 0.25 | 71 |
IV.TERO.HHZ. | 2021-01-29T07:17:40.72 | 0.3 | undecidable | manual | P | 128 | 43.7229 | 50 | -0.19 | 71 |
IV.MNTT.EHZ. | 2021-01-29T07:17:40.29 | 0.6 | undecidable | manual | P | 57 | 40.1265 | 50 | -0.06 | 49 |
IV.FDMO.HHZ. | 2021-01-29T07:17:40.02 | 0.6 | undecidable | manual | S | 338 | 20.4684 | 114 | -0.23 | 50 |
IV.MTRA.EHZ. | 2021-01-29T07:17:40.63 | 0.3 | undecidable | manual | S | 125 | 21.2676 | 113 | 0.1 | 76 |
IV.SMA1.EHZ. | 2021-01-29T07:17:38.33 | 0.3 | undecidable | manual | P | 154 | 28.9488 | 107 | -0.25 | 73 |
IV.LNSS.HNZ. | 2021-01-29T07:17:38.88 | 0.3 | undecidable | manual | P | 202 | 31.3464 | 50 | -0.12 | 74 |
IV.MF5.EHZ. | 2021-01-29T07:17:38.20 | 0.3 | undecidable | manual | P | 59 | 26.3514 | 109 | 0.11 | 75 |
IV.GUMA.HNZ. | 2021-01-29T07:17:38.01 | 0.1 | undecidable | manual | P | 30 | 25.1526 | 110 | 0.15 | 100 |
IV.GAVE.EHN. | 2021-01-29T07:17:38.79 | 0.3 | undecidable | manual | P | 231 | 30.2475 | 107 | -0.04 | 76 |
IV.CESI.HHZ. | 2021-01-29T07:17:38.39 | 0.3 | undecidable | manual | P | 305 | 27.2505 | 108 | 0.14 | 75 |
IV.CSP1.EHZ. | 2021-01-29T07:17:37.95 | 0.3 | undecidable | manual | P | 4 | 25.1526 | 110 | 0.09 | 76 |
IV.MTRA.EHZ. | 2021-01-29T07:17:37.11 | 0.3 | undecidable | manual | P | 125 | 21.2676 | 113 | -0.03 | 78 |
IV.MMO1.EHZ. | 2021-01-29T07:17:37.58 | 0.3 | undecidable | manual | S | 72 | 12.3765 | 126 | -0.25 | 75 |
IV.NRCA.HNZ. | 2021-01-29T07:17:36.13 | 0.6 | undecidable | manual | S | 237 | 6.4935 | 144 | -0.24 | 51 |
IV.FDMO.HHZ. | 2021-01-29T07:17:36.89 | 0.3 | undecidable | manual | P | 338 | 20.4684 | 114 | -0.08 | 77 |
IV.MMO1.EHZ. | 2021-01-29T07:17:35.61 | 0.3 | undecidable | manual | P | 72 | 12.3765 | 126 | 0.03 | 78 |
IV.NRCA.HNZ. | 2021-01-29T07:17:34.86 | 0.3 | undecidable | manual | P | 237 | 6.4935 | 144 | 0.13 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:0.8 | 0.000046450000000000004 | 0.62 | AML | other | m | 2021-01-29T07:17:40.96 |
IV.FDMO.HHN. | ML:0.7 | 0.0000402 | 0.46 | AML | other | m | 2021-01-29T07:17:42.28 |