A magnitude ML 0.4 earthquake occured in region: 4 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8590, 13.1740 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 4 | 281 | 281 |
Norcia | PG | 10 | 4957 | 5238 |
Ussita | MC | 10 | 444 | 5682 |
Visso | MC | 11 | 1107 | 6789 |
Preci | PG | 11 | 724 | 7513 |
Montegallo | AP | 13 | 523 | 8036 |
Montemonaco | AP | 13 | 604 | 8640 |
Arquata del Tronto | AP | 14 | 1178 | 9818 |
Bolognola | MC | 16 | 142 | 9960 |
Montefortino | FM | 17 | 1178 | 11138 |
Acquacanina | MC | 19 | 121 | 11259 |
Accumoli | RI | 19 | 667 | 11926 |
Fiastra | MC | 20 | 559 | 12485 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2023-04-25 07:33:47 |
42.8592 | 13.174 | 10 | 2023-04-25 07:42:01 |
Sala Sismica INGV-Roma | 116725461 |
Field | Value |
---|---|
Time (UTC) | 2023-04-25 07:33:47 ± 0.05 |
Latitude | 42.8592 ± 0.0036 |
Longitude | 13.1740 ± 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 | 116725461 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 399 |
Semi-minor axis of confidence ellipse (meter) | 369 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 70 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 30 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.73475 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116725461 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-25 07:42:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
HL.VLS.HHZ. | 2023-04-25T07:35:06.05 | 3.0 | undecidable | manual | Pn | 0.15 | 0 | |||
RD.PGF.BHZ. | 2023-04-25T07:34:59.12 | 3.0 | undecidable | manual | Sn | -6.25 | 0 | |||
IV.CELB.HHZ. | 2023-04-25T07:34:45.89 | 3.0 | undecidable | manual | Sg | 0.33 | 0 | |||
IV.OSSC.HHZ. | 2023-04-25T07:34:42.21 | 3.0 | undecidable | manual | Sg | 2.13 | 0 | |||
GU.IMI.HHZ. | 2023-04-25T07:34:41.86 | 3.0 | undecidable | manual | Pn | 2.51 | 0 | |||
IV.CMDO.HHZ. | 2023-04-25T07:34:33.10 | 3.0 | negative | manual | Pn | -2.43 | 0 | |||
IV.MRVN.HHZ. | 2023-04-25T07:34:33.53 | 3.0 | undecidable | manual | Sn | -1.3 | 0 | |||
IV.MSRU.HHZ. | 2023-04-25T07:34:29.83 | 3.0 | undecidable | manual | Pn | 0.9 | 0 | |||
RD.PGF.BHZ. | 2023-04-25T07:34:25.94 | 3.0 | undecidable | manual | Pg | 3.11 | 0 | |||
IV.DGI.HHZ. | 2023-04-25T07:34:20.49 | 3.0 | undecidable | manual | Pn | -0.58 | 0 | |||
IV.MMN.HHZ. | 2023-04-25T07:34:13.68 | 3.0 | undecidable | manual | Pn | 0.78 | 0 | |||
IV.TRIF.CHZ. | 2023-04-25T07:34:05.99 | 3.0 | undecidable | manual | Pn | -1.73 | 0 | |||
IV.FRON.EHZ. | 2023-04-25T07:34:01.16 | 1.0 | undecidable | manual | P | 334 | 81.5517 | 50 | 0.08 | 22 |
IV.MURB.HHZ. | 2023-04-25T07:33:59.44 | 0.1 | undecidable | manual | P | 311 | 69.0753 | 50 | 0.28 | 85 |
IV.MML1.EHZ. | 2023-04-25T07:33:58.83 | 0.6 | undecidable | manual | S | 100 | ||||
IV.LNSS.HNZ. | 2023-04-25T07:33:57.92 | 0.6 | undecidable | manual | S | 201 | 30.4473 | 50 | 0.18 | 47 |
IV.CESI.HHZ. | 2023-04-25T07:33:56.60 | 0.6 | undecidable | manual | S | 307 | 27.2505 | 50 | -0.27 | 46 |
IV.FDMO.HHZ. | 2023-04-25T07:33:54.96 | 0.6 | undecidable | manual | S | 340 | 20.868 | 116 | -0.14 | 48 |
IV.LNSS.HNZ. | 2023-04-25T07:33:52.94 | 0.1 | undecidable | manual | P | 201 | 30.4473 | 50 | -0.26 | 92 |
7F.SIB2.EHZ. | 2023-04-25T07:33:52.15 | 0.6 | undecidable | manual | S | 71 | 11.1777 | 133 | -0.13 | 49 |
IV.CESI.HHZ. | 2023-04-25T07:33:52.72 | 0.1 | negative | manual | P | 307 | 27.2505 | 50 | 0.02 | 97 |
IV.MMO1.EHZ. | 2023-04-25T07:33:52.84 | 0.6 | undecidable | manual | S | 70 | 13.1757 | 128 | 0.01 | 50 |
7F.SIB3.EHZ. | 2023-04-25T07:33:51.57 | 0.6 | undecidable | manual | S | 77 | 7.9809 | 142 | 0.02 | 50 |
IV.FDMO.HHZ. | 2023-04-25T07:33:51.71 | 1.0 | undecidable | manual | P | 340 | 20.868 | 116 | 0.04 | 25 |
IV.NRCA.HHZ. | 2023-04-25T07:33:51.13 | 0.6 | undecidable | manual | S | 240 | 5.5944 | 152 | 0.03 | 50 |
IV.MMO1.EHZ. | 2023-04-25T07:33:50.47 | 0.6 | negative | manual | P | 70 | 13.1757 | 128 | 0.1 | 49 |
7F.SIB2.EHZ. | 2023-04-25T07:33:50.11 | 0.1 | undecidable | manual | P | 71 | 11.1777 | 133 | 0.06 | 99 |
IV.NRCA.HHZ. | 2023-04-25T07:33:49.49 | 1.0 | undecidable | manual | P | 240 | 5.5944 | 152 | 0.12 | 25 |
7F.SIB3.EHZ. | 2023-04-25T07:33:49.58 | 0.1 | undecidable | manual | P | 77 | 7.9809 | 142 | -0.05 | 100 |
IV.SGG.HNZ. | 2023-04-25T07:33:46.83 | 3.0 | undecidable | manual | P | 1.72 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHE. | ML:0.3 | 0.00001948830345 | 0.1152 | AML | other | m | 2023-04-25T07:33:53.21 |
IV.MMO1.EHN. | ML:0.3 | 0.000018067834 | 0.1024 | AML | other | m | 2023-04-25T07:33:53.12 |
IV.FDMO.HHE. | ML:0.2 | 0.0000104544095 | 0.096 | AML | other | m | 2023-04-25T07:33:55.39 |
IV.FDMO.HHN. | ML:0.3 | 0.000014881741 | 0.16 | AML | other | m | 2023-04-25T07:33:55.09 |
IV.CESI.HHE. | ML:0.7 | 0.0000261379 | 0.16 | AML | other | m | 2023-04-25T07:33:56.00 |
IV.CESI.HHN. | ML:0.8 | 0.00003697629 | 0.0832 | AML | other | m | 2023-04-25T07:33:57.16 |