A magnitude ML 0.5 earthquake occured in region: 8 km NW Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4820, 12.3600 at 7 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 |
---|---|---|---|---|
Pietralunga | PG | 8 | 2111 | 2111 |
Apecchio | PU | 10 | 1882 | 3993 |
CittĂ di Castello | PG | 10 | 39913 | 43906 |
Montone | PG | 13 | 1680 | 45586 |
San Giustino | PG | 17 | 11297 | 56883 |
Monte Santa Maria Tiberina | PG | 17 | 1183 | 58066 |
Piobbico | PU | 17 | 2029 | 60095 |
Mercatello sul Metauro | PU | 19 | 1378 | 61473 |
Umbertide | PG | 20 | 16681 | 78154 |
Citerna | PG | 20 | 3531 | 81685 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2023-05-12 06:45:37 |
43.4818 | 12.3603 | 7 | 2023-05-12 06:52:49 |
Sala Sismica INGV-Roma | 117274041 |
Field | Value |
---|---|
Time (UTC) | 2023-05-12 06:45:37 ± 0.16 |
Latitude | 43.4818 ± 0.0045 |
Longitude | 12.3603 ± 0.0050 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117274041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 409 |
Semi-minor axis of confidence ellipse (meter) | 236 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 13 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.13760 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.4 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 117274041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-12 06:52:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRMI.HHZ. | 2023-05-12T06:46:16.25 | 3.0 | undecidable | manual | S | 2.54 | 0 | |||
IV.SFI.EHZ. | 2023-05-12T06:45:53.76 | 3.0 | undecidable | manual | S | -0.16 | 0 | |||
IV.GUMA.HHZ. | 2023-05-12T06:45:49.76 | 3.0 | undecidable | manual | P | 0.14 | 0 | |||
IV.PIEI.HHZ. | 2023-05-12T06:45:43.35 | 0.6 | undecidable | manual | S | 67 | 15.2736 | 114 | 0.23 | 49 |
IV.SFI.EHZ. | 2023-05-12T06:45:43.68 | 3.0 | undecidable | manual | P | -0.28 | 0 | |||
IV.ATVO.HHZ. | 2023-05-12T06:45:42.13 | 0.6 | undecidable | manual | S | 161 | 11.6772 | 120 | 0.12 | 50 |
IV.BADI.EHZ. | 2023-05-12T06:45:41.51 | 0.6 | undecidable | manual | S | 288 | 9.7791 | 124 | 0.05 | 51 |
IV.ATVO.HHZ. | 2023-05-12T06:45:40.06 | 0.6 | positive | manual | P | 161 | 11.6772 | 120 | 0.02 | 51 |
IV.ATPI.EHZ. | 2023-05-12T06:45:40.07 | 0.6 | undecidable | manual | S | 136 | 4.7952 | 144 | -0.13 | 51 |
IV.PIEI.HHZ. | 2023-05-12T06:45:40.56 | 0.1 | undecidable | manual | P | 67 | 15.2736 | 114 | -0.12 | 100 |
IV.BADI.EHZ. | 2023-05-12T06:45:39.73 | 0.6 | undecidable | manual | P | 288 | 9.7791 | 124 | 0.01 | 52 |
IV.ATPI.EHZ. | 2023-05-12T06:45:38.89 | 1.0 | undecidable | manual | P | 136 | 4.7952 | 144 | -0.1 | 26 |
IV.ARVD.HHZ. | 2023-05-12T06:45:37.78 | 3.0 | negative | manual | P | -1.34 | 0 | |||
IV.FRON.EHZ. | 2023-05-12T06:45:36.15 | 3.0 | undecidable | manual | P | -0.82 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATPI.EHE. | ML:0.0 | 0.00004660143 | 0.16 | AML | other | m | 2023-05-12T06:45:40.18 |
IV.ATPI.EHN. | ML:0.0 | 0.000036218600000000006 | 0.0992 | AML | other | m | 2023-05-12T06:45:40.30 |
IV.FRON.EHE. | ML:0.6 | 0.000017792630000000002 | 0.0608 | AML | other | m | 2023-05-12T06:45:40.25 |
IV.FRON.EHN. | ML:0.9 | 0.000037575545 | 0.08 | AML | other | m | 2023-05-12T06:45:40.42 |
IV.ATPI.HNE. | ML:0.0 | 0.00009743726 | 0.7904 | AML | other | m | 2023-05-12T06:45:46.00 |
IV.ATPI.HNN. | ML:0.0 | 0.00012171667999999999 | 0.7008 | AML | other | m | 2023-05-12T06:45:42.19 |
IV.BADI.EHE. | ML:0.4 | 0.00003277803 | 0.1408 | AML | other | m | 2023-05-12T06:45:41.77 |
IV.BADI.EHN. | ML:0.3 | 0.000028719639999999998 | 0.2208 | AML | other | m | 2023-05-12T06:45:42.32 |
IV.ATVO.HHE. | ML:0.3 | 0.000027213271 | 0.1408 | AML | other | m | 2023-05-12T06:45:42.47 |
IV.ATVO.HHN. | ML:0.3 | 0.000023527005 | 0.16 | AML | other | m | 2023-05-12T06:45:42.23 |
IV.ATVO.HNE. | ML:1.0 | 0.0001287374 | 0.7296 | AML | other | m | 2023-05-12T06:45:47.20 |
IV.ATVO.HNN. | ML:1.0 | 0.000134779515 | 0.5408 | AML | other | m | 2023-05-12T06:45:47.66 |
IV.PIEI.HHE. | ML:0.3 | 0.000019368365 | 0.1824 | AML | other | m | 2023-05-12T06:45:44.04 |
IV.PIEI.HHN. | ML:0.0 | 0.000009453466 | 0.16 | AML | other | m | 2023-05-12T06:45:43.73 |
IV.PIEI.HNE. | ML:1.1 | 0.00012601612000000002 | 0.6304 | AML | other | m | 2023-05-12T06:45:40.15 |
IV.PIEI.HNN. | ML:0.9 | 0.000091767005 | 0.5504 | AML | other | m | 2023-05-12T06:45:48.16 |