A magnitude ML 0.5 earthquake occured in region: 5 km S Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7320, 13.2960 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 5 | 1178 | 1178 |
Accumoli | RI | 6 | 667 | 1845 |
Acquasanta Terme | AP | 10 | 2916 | 4761 |
Amatrice | RI | 11 | 2657 | 7418 |
Montegallo | AP | 13 | 523 | 7941 |
Valle Castellana | TE | 17 | 977 | 8918 |
Cittareale | RI | 17 | 482 | 9400 |
Norcia | PG | 18 | 4957 | 14357 |
Montemonaco | AP | 19 | 604 | 14961 |
Rocca Santa Maria | TE | 20 | 537 | 15498 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2023-12-07 11:12:44 |
42.7315 | 13.2962 | 10 | 2023-12-07 11:19:14 |
Sala Sismica INGV-Roma | 123873361 |
Field | Value |
---|---|
Time (UTC) | 2023-12-07 11:12:44 ± 0.05 |
Latitude | 42.7315 ± 0.0027 |
Longitude | 13.2962 ± 0.0049 |
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 | 123873361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 438 |
Semi-minor axis of confidence ellipse (meter) | 242 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 64 |
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) | 93 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.07824 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23023 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.1 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 123873361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-07 11:19:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHZ. | 2023-12-07T11:12:54.05 | 0.3 | undecidable | manual | S | 236 | 25.2525 | 50 | -0.02 | 73 |
IV.RM33.EHZ. | 2023-12-07T11:12:54.24 | 0.1 | undecidable | manual | S | 195 | 25.5522 | 50 | 0.09 | 96 |
IV.NRCA.HHZ. | 2023-12-07T11:12:52.00 | 0.3 | undecidable | manual | S | 307 | 18.6702 | 118 | 0.01 | 74 |
7F.SIB1.EHZ. | 2023-12-07T11:12:52.25 | 0.1 | undecidable | manual | S | 353 | 18.2706 | 119 | 0.39 | 91 |
7F.SIB3.EHN. | 2023-12-07T11:12:51.12 | 0.3 | undecidable | manual | S | 352 | 16.0728 | 122 | -0.1 | 73 |
7F.SIB2.EHN. | 2023-12-07T11:12:51.52 | 0.3 | undecidable | manual | S | 2 | 17.6712 | 120 | -0.19 | 72 |
IV.RM33.EHZ. | 2023-12-07T11:12:50.18 | 1.0 | undecidable | manual | P | 195 | 25.5522 | 50 | 0.05 | 24 |
IV.SMA1.EHZ. | 2023-12-07T11:12:49.90 | 0.3 | undecidable | manual | S | 164 | 11.6772 | 131 | -0.08 | 74 |
IV.MTRA.EHZ. | 2023-12-07T11:12:49.24 | 0.3 | undecidable | manual | S | 71 | 8.6802 | 139 | 0 | 75 |
IV.LNSS.HHZ. | 2023-12-07T11:12:49.87 | 0.6 | undecidable | manual | P | 236 | 25.2525 | 50 | -0.21 | 47 |
7F.SIB2.EHN. | 2023-12-07T11:12:48.55 | 0.3 | undecidable | manual | P | 2 | 17.6712 | 120 | -0.17 | 72 |
7F.SIB3.EHN. | 2023-12-07T11:12:48.38 | 0.1 | undecidable | manual | P | 352 | 16.0728 | 122 | -0.06 | 98 |
IV.NRCA.HHZ. | 2023-12-07T11:12:48.87 | 0.1 | positive | manual | P | 307 | 18.6702 | 118 | -0.01 | 99 |
IV.MMO1.EHZ. | 2023-12-07T11:12:48.84 | 0.6 | undecidable | manual | P | 8 | 18.7701 | 118 | -0.07 | 49 |
7F.SIB1.EHZ. | 2023-12-07T11:12:48.83 | 0.3 | undecidable | manual | P | 353 | 18.2706 | 119 | 0.02 | 74 |
IV.SMA1.EHZ. | 2023-12-07T11:12:47.84 | 0.3 | positive | manual | P | 164 | 11.6772 | 131 | 0.12 | 73 |
IV.MTRA.EHZ. | 2023-12-07T11:12:47.33 | 0.1 | undecidable | manual | P | 71 | 8.6802 | 139 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.4 | 0.00003006416 | 0.1216 | AML | other | m | 2023-12-07T11:12:50.34 |
IV.SMA1.EHN. | ML:0.5 | 0.00003495325882 | 0.1216 | AML | other | m | 2023-12-07T11:12:50.18 |
IV.LNSS.HHE. | ML:0.5 | 0.00002212931 | 0.1216 | AML | other | m | 2023-12-07T11:12:54.50 |