A magnitude ML 0.9 earthquake occured in region: 4 km NW Visso (MC), on
and geographic coordinates (lat, lon) 42.9660, 13.0640 at 11 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 |
---|---|---|---|---|
Visso | MC | 4 | 1107 | 1107 |
Monte Cavallo | MC | 6 | 145 | 1252 |
Ussita | MC | 7 | 444 | 1696 |
Fiordimonte | MC | 8 | 202 | 1898 |
Pieve Torina | MC | 9 | 1458 | 3356 |
Preci | PG | 10 | 724 | 4080 |
Castelsantangelo sul Nera | MC | 11 | 281 | 4361 |
Pievebovigliana | MC | 11 | 866 | 5227 |
Fiastra | MC | 11 | 559 | 5786 |
Acquacanina | MC | 12 | 121 | 5907 |
Muccia | MC | 13 | 915 | 6822 |
Bolognola | MC | 14 | 142 | 6964 |
Sellano | PG | 14 | 1079 | 8043 |
Serravalle di Chienti | MC | 15 | 1070 | 9113 |
Camerino | MC | 19 | 6974 | 16087 |
Norcia | PG | 19 | 4957 | 21044 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-10-16 10:50:40 |
42.9662 | 13.064 | 11 | 2021-10-16 10:55:20 |
Sala Sismica INGV-Roma | 96645171 |
Field | Value |
---|---|
Time (UTC) | 2021-10-16 10:50:40 ± 0.07 |
Latitude | 42.9662 ± 0.0027 |
Longitude | 13.0640 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96645171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 395 |
Semi-minor axis of confidence ellipse (meter) | 246 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 82 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.07195 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30577 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 96645171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-16 10:55:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2021-10-16T10:50:52.52 | 0.6 | undecidable | manual | S | 285 | 33.9438 | 50 | 0.07 | 48 |
IV.CSP1.EHZ. | 2021-10-16T10:50:48.02 | 0.3 | undecidable | manual | S | 39 | 18.0708 | 121 | -0.11 | 73 |
IV.ASSB.HHZ. | 2021-10-16T10:50:47.36 | 0.3 | positive | manual | P | 285 | 33.9438 | 50 | -0.19 | 70 |
IV.GAVE.EHZ. | 2021-10-16T10:50:47.62 | 0.3 | negative | manual | P | 205 | 33.3444 | 50 | 0.16 | 70 |
IV.MML1.EHZ. | 2021-10-16T10:50:47.87 | 0.3 | undecidable | manual | S | 335 | 17.9709 | 121 | -0.25 | 71 |
IV.NRCA.HHZ. | 2021-10-16T10:50:46.97 | 0.3 | undecidable | manual | S | 164 | 15.2736 | 125 | -0.35 | 70 |
IV.MC2.EHZ. | 2021-10-16T10:50:46.57 | 0.1 | undecidable | manual | S | 121 | 11.7771 | 132 | 0.18 | 97 |
IV.CESI.HHZ. | 2021-10-16T10:50:46.97 | 0.3 | undecidable | manual | S | 288 | 13.6752 | 128 | 0.1 | 74 |
IV.MML1.EHZ. | 2021-10-16T10:50:45.10 | 0.6 | undecidable | manual | P | 335 | 17.9709 | 121 | 0.05 | 49 |
IV.FDMO.HHZ. | 2021-10-16T10:50:45.57 | 0.1 | undecidable | manual | S | 14 | 7.9809 | 143 | 0.07 | 100 |
IV.CSP1.EHZ. | 2021-10-16T10:50:45.06 | 1.0 | positive | manual | P | 39 | 18.0708 | 121 | 0 | 25 |
IV.MC2.EHZ. | 2021-10-16T10:50:44.15 | 0.3 | undecidable | manual | P | 121 | 11.7771 | 132 | 0.1 | 74 |
IV.CESI.HHZ. | 2021-10-16T10:50:44.47 | 0.1 | positive | manual | P | 288 | 13.6752 | 128 | 0.14 | 98 |
IV.NRCA.HHZ. | 2021-10-16T10:50:44.48 | 0.3 | negative | manual | P | 164 | 15.2736 | 125 | -0.11 | 74 |
IV.FDMO.HHZ. | 2021-10-16T10:50:43.61 | 1.0 | undecidable | manual | P | 14 | 7.9809 | 143 | 0.07 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:0.6 | 0.000058332339 | 0.1984 | AML | other | m | 2021-10-16T10:50:45.60 |
IV.FDMO.HHN. | ML:0.5 | 0.000041566014999999996 | 0.1344 | AML | other | m | 2021-10-16T10:50:45.91 |
IV.CESI.HNE. | ML:0.8 | 0.0000647876305 | 0.3904 | AML | other | m | 2021-10-16T10:50:47.35 |
IV.CESI.HHE. | ML:0.9 | 0.000074680765 | 0.16 | AML | other | m | 2021-10-16T10:50:47.12 |
IV.CESI.HHN. | ML:1.1 | 0.00011293790500000001 | 0.1024 | AML | other | m | 2021-10-16T10:50:47.37 |
IV.NRCA.HHE. | ML:0.8 | 0.00006623001000000001 | 0.0768 | AML | other | m | 2021-10-16T10:50:48.60 |
IV.NRCA.HHN. | ML:1.0 | 0.000101737975 | 0.1216 | AML | other | m | 2021-10-16T10:50:47.18 |
IV.CSP1.EHE. | ML:1.1 | 0.000102689955 | 0.4608 | AML | other | m | 2021-10-16T10:50:48.86 |
IV.CSP1.EHN. | ML:1.2 | 0.00012072448 | 0.1216 | AML | other | m | 2021-10-16T10:50:48.23 |
IV.MML1.EHE. | ML:0.6 | 0.00003184925499999999 | 0.2176 | AML | other | m | 2021-10-16T10:50:48.75 |
IV.MML1.EHN. | ML:0.6 | 0.000033044190000000004 | 0.1408 | AML | other | m | 2021-10-16T10:50:49.14 |