A magnitude ML 1.6 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on
and geographic coordinates (lat, lon) 43.9570, 13.3930 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2023-12-31 03:39:37 |
43.9572 | 13.3928 | 7 | 2023-12-31 04:31:23 |
Sala Sismica INGV-Roma | 124369141 |
Field | Value |
---|---|
Time (UTC) | 2023-12-31 03:39:37 ± 0.36 |
Latitude | 43.9572 ± 0.0126 |
Longitude | 13.3928 ± 0.0150 |
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 | 124369141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1435 |
Semi-minor axis of confidence ellipse (meter) | 996 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 200 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 252 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.05760 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 124369141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-31 04:31:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PAOL.HHZ. | 2023-12-31T03:40:57.28 | 3.0 | undecidable | manual | Sn | -0.04 | 0 | |||
IV.ASSB.HHZ. | 2023-12-31T03:39:58.01 | 0.1 | undecidable | manual | P | 210 | 117.3936 | 50 | 0.69 | 72 |
IV.ARVD.HHZ. | 2023-12-31T03:39:56.64 | 0.1 | undecidable | manual | S | 216 | 62.493 | 50 | -0.69 | 80 |
IV.MF5.EHZ. | 2023-12-31T03:39:56.71 | 0.1 | undecidable | manual | P | 177 | 107.6145 | 50 | 0.89 | 67 |
IV.ATCC.EHZ. | 2023-12-31T03:39:55.66 | 0.1 | undecidable | manual | P | 216 | 104.8173 | 50 | 0.27 | 84 |
IV.AOI.HHZ. | 2023-12-31T03:39:53.44 | 0.3 | undecidable | manual | S | 160 | 48.1185 | 50 | -0.06 | 73 |
IV.COR1.EHZ. | 2023-12-31T03:39:53.80 | 0.1 | undecidable | manual | S | 221 | 47.8188 | 50 | 0.37 | 91 |
IV.PESA.HHZ. | 2023-12-31T03:39:52.60 | 0.1 | undecidable | manual | S | 268 | 44.2224 | 50 | 0.15 | 96 |
IV.CRTC.HHZ. | 2023-12-31T03:39:52.93 | 0.1 | undecidable | manual | S | 243 | 45.8208 | 50 | 0.04 | 98 |
VM.AMEN.HHZ. | 2023-12-31T03:39:50.85 | 0.1 | undecidable | manual | S | 174 | 38.8278 | 100 | -0.12 | 98 |
IV.SENI.EHZ. | 2023-12-31T03:39:48.36 | 0.1 | undecidable | manual | S | 205 | 30.747 | 103 | 0.15 | 99 |
IV.ARVD.HHZ. | 2023-12-31T03:39:48.29 | 0.1 | undecidable | manual | P | 216 | 62.493 | 50 | -0.56 | 84 |
IV.MPAG.EHZ. | 2023-12-31T03:39:48.35 | 3.0 | undecidable | manual | P | -0.13 | 0 | |||
IV.CRTC.HHZ. | 2023-12-31T03:39:46.05 | 0.1 | undecidable | manual | P | 243 | 45.8208 | 50 | -0.24 | 94 |
IV.AOI.HHZ. | 2023-12-31T03:39:46.44 | 0.1 | undecidable | manual | P | 160 | 48.1185 | 50 | -0.21 | 95 |
IV.COR1.EHZ. | 2023-12-31T03:39:46.43 | 0.1 | undecidable | manual | P | 221 | 47.8188 | 50 | -0.17 | 95 |
IV.PESA.HHZ. | 2023-12-31T03:39:45.87 | 0.1 | undecidable | manual | P | 268 | 44.2224 | 50 | -0.17 | 96 |
VM.AMEN.HHZ. | 2023-12-31T03:39:45.17 | 0.1 | undecidable | manual | P | 174 | 38.8278 | 100 | -0.01 | 100 |
IV.SENI.EHZ. | 2023-12-31T03:39:43.45 | 0.6 | negative | manual | P | 205 | 30.747 | 103 | -0.14 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SENI.HNE. | ML:2.2 | 0.0008349999999999999 | 0.3 | AML | other | m | 2023-12-31T03:39:49.25 |
IV.SENI.HNN. | ML:2.3 | 0.001071 | 0.28 | AML | other | m | 2023-12-31T03:39:51.80 |
IV.PESA.HHN. | ML:1.5 | 0.00010339999999999999 | 0.38 | AML | other | m | 2023-12-31T03:39:53.84 |
IV.PESA.HHE. | ML:1.5 | 0.00010240000000000001 | 0.54 | AML | other | m | 2023-12-31T03:39:55.62 |
IV.SENI.EHN. | ML:1.7 | 0.00025550000000000003 | 1.06 | AML | other | m | 2023-12-31T03:39:56.60 |
IV.SENI.EHE. | ML:1.6 | 0.00017749999999999998 | 1.52 | AML | other | m | 2023-12-31T03:39:56.19 |
IV.ARVD.HHE. | ML:1.0 | 0.000018169999999999997 | 0.72 | AML | other | m | 2023-12-31T03:39:56.97 |
IV.ARVD.HHN. | ML:1.0 | 0.00001795 | 0.42 | AML | other | m | 2023-12-31T03:40:11.97 |