A magnitude ML 1.8 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.3800, 15.6590 at 5 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-10-18 16:50:19 |
37.3795 | 15.659 | 5 | 2021-02-26 14:56:06 |
Bollettino Sismico Italiano INGV | 84771381 |
Reviewed Rev100 |
ML 1.9 | 2020-10-18 16:50:19 |
37.3743 | 15.6798 | 8 | 2020-10-18 16:58:13 |
Sala Sismica INGV-Roma | 83888701 |
Field | Value |
---|---|
Time (UTC) | 2020-10-18 16:50:19 ± 0.2 |
Latitude | 37.3795 ± 0.0063 |
Longitude | 15.6590 ± 0.0113 |
Depth (km) | 5 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 84771381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1076 |
Semi-minor axis of confidence ellipse (meter) | 128 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 297 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1080.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 223 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.68079 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 84771381 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-16 12:24:54 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 83888701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-18 16:58:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
X3.T1574.HHZ. | 2020-10-18T16:51:31.71 | 3.0 | undecidable | manual | Sg | 3.65 | 0 | |||
IV.CET2.HHZ. | 2020-10-18T16:50:59.32 | 3.0 | undecidable | manual | Pg | 0.13 | 0 | |||
MN.VAE.HHZ. | 2020-10-18T16:50:53.17 | 3.0 | undecidable | manual | S | -2.44 | 0 | |||
IV.AIO.HHN. | 2020-10-18T16:50:43.55 | 0.3 | undecidable | manual | S | 330 | 75.5688 | 50 | 0.07 | 70 |
IV.HLNI.HHZ. | 2020-10-18T16:50:41.28 | 0.6 | undecidable | manual | S | 267 | 69.4749 | 50 | -0.58 | 42 |
IV.HAVL.HHZ. | 2020-10-18T16:50:41.11 | 0.3 | undecidable | manual | S | 226 | 66.4779 | 50 | 0.05 | 72 |
IV.HCRL.HHZ. | 2020-10-18T16:50:38.66 | 0.6 | undecidable | manual | S | 259 | 56.2992 | 50 | 0.32 | 46 |
IV.SSY.HHZ. | 2020-10-18T16:50:38.91 | 0.6 | undecidable | manual | S | 245 | 57.1983 | 50 | 0.32 | 46 |
IV.HAGA.HHZ. | 2020-10-18T16:50:35.64 | 0.6 | undecidable | manual | S | 257 | 45.7209 | 96 | 0.15 | 49 |
IV.AIO.HHN. | 2020-10-18T16:50:33.36 | 0.3 | undecidable | manual | P | 330 | 75.5688 | 50 | 0 | 71 |
IV.MTTG.HHE. | 2020-10-18T16:50:32.54 | 0.3 | undecidable | manual | P | 3 | 69.2751 | 50 | 0.14 | 70 |
IV.HLNI.HHZ. | 2020-10-18T16:50:32.14 | 0.1 | positive | manual | P | 267 | 69.4749 | 50 | -0.28 | 90 |
IV.HAVL.HHZ. | 2020-10-18T16:50:31.98 | 0.1 | undecidable | manual | P | 226 | 66.4779 | 50 | 0.01 | 96 |
IV.SSY.HHZ. | 2020-10-18T16:50:30.39 | 0.3 | undecidable | manual | P | 245 | 57.1983 | 50 | -0.15 | 71 |
IV.HCRL.HHZ. | 2020-10-18T16:50:30.45 | 0.3 | undecidable | manual | P | 259 | 56.2992 | 50 | 0.06 | 73 |
IV.HAGA.HHZ. | 2020-10-18T16:50:28.75 | 0.1 | undecidable | manual | P | 257 | 45.7209 | 96 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HLNI.HHE. | ML:1.8 | 0.0001155 | 1.34 | AML | other | m | 2020-10-18T16:50:41.78 |
IV.HLNI.HHN. | ML:1.9 | 0.000134 | 0.26 | AML | other | m | 2020-10-18T16:50:41.92 |
IV.HCRL.HHN. | ML:1.6 | 0.00008647267 | 1.472 | AML | other | m | 2020-10-18T16:50:41.32 |
IV.HCRL.HHE. | ML:1.7 | 0.000107771775 | 2.6368 | AML | other | m | 2020-10-18T16:50:40.87 |
IV.HAVL.HHN. | ML:1.8 | 0.000114208185 | 1.8688 | AML | other | m | 2020-10-18T16:50:46.09 |
IV.HAVL.HHE. | ML:1.7 | 0.00009175479 | 1.8048 | AML | other | m | 2020-10-18T16:50:46.18 |