A magnitude ML 0.8 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8380, 13.1780 at 6 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 | 7 | 281 | 281 |
Norcia | PG | 9 | 4957 | 5238 |
Arquata del Tronto | AP | 12 | 1178 | 6416 |
Preci | PG | 12 | 724 | 7140 |
Ussita | MC | 12 | 444 | 7584 |
Visso | MC | 13 | 1107 | 8691 |
Montegallo | AP | 13 | 523 | 9214 |
Montemonaco | AP | 14 | 604 | 9818 |
Accumoli | RI | 17 | 667 | 10485 |
Montefortino | FM | 18 | 1178 | 11663 |
Bolognola | MC | 18 | 142 | 11805 |
Cascia | PG | 19 | 3217 | 15022 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-04-19 01:49:43 |
42.8377 | 13.1783 | 6 | 2023-04-19 01:55:35 |
Sala Sismica INGV-Roma | 116499441 |
Field | Value |
---|---|
Time (UTC) | 2023-04-19 01:49:43 ± 0.17 |
Latitude | 42.8377 ± 0.0054 |
Longitude | 13.1783 ± 0.0037 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116499441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 445 |
Semi-minor axis of confidence ellipse (meter) | 396 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 183 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 205 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31476 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 116499441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-19 01:55:35 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.NSC3.EHZ.02 | 2023-04-19T01:50:19.06 | 3.0 | undecidable | manual | Pg | 2.59 | 0 | |||
IV.CSP1.EHZ. | 2023-04-19T01:49:53.57 | 0.3 | undecidable | manual | S | 4 | 28.2495 | 103 | 0.17 | 70 |
IV.FDMO.HHZ. | 2023-04-19T01:49:51.58 | 0.3 | undecidable | manual | S | 342 | 23.2545 | 105 | -0.13 | 71 |
IV.MML1.EHZ. | 2023-04-19T01:49:50.65 | 0.3 | undecidable | manual | P | 331 | 34.9428 | 100 | 0.21 | 69 |
IV.CESI.HHZ. | 2023-04-19T01:49:49.43 | 0.6 | undecidable | manual | P | 310 | 28.9488 | 102 | 0.15 | 47 |
IV.FDMO.HHZ. | 2023-04-19T01:49:48.05 | 0.1 | undecidable | manual | P | 342 | 23.2545 | 105 | -0.12 | 95 |
IV.CSP1.EHZ. | 2023-04-19T01:49:48.98 | 0.1 | undecidable | manual | P | 4 | 28.2495 | 103 | -0.16 | 93 |
IV.MMO1.EHZ. | 2023-04-19T01:49:48.68 | 0.1 | undecidable | manual | S | 60 | 13.875 | 115 | 0.05 | 98 |
IV.NRCA.HHZ. | 2023-04-19T01:49:46.17 | 0.1 | undecidable | manual | S | 265 | 5.1948 | 140 | -0.02 | 100 |
IV.MMO1.EHZ. | 2023-04-19T01:49:46.35 | 0.1 | undecidable | manual | P | 60 | 13.875 | 115 | -0.04 | 98 |
IV.NRCA.HHZ. | 2023-04-19T01:49:45.01 | 0.1 | undecidable | manual | P | 265 | 5.1948 | 140 | 0.03 | 100 |
IV.VCEL.EHZ. | 2023-04-19T01:49:45.74 | 3.0 | undecidable | manual | P | -2 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHN. | ML:0.8 | 0.00006725000000000001 | 0.18 | AML | other | m | 2023-04-19T01:49:48.86 |
IV.MMO1.EHE. | ML:0.8 | 0.0000629 | 1.08 | AML | other | m | 2023-04-19T01:49:49.34 |