A magnitude ML 1.6 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.9030, 15.5360 at 82 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 1.6 | 2020-08-22 23:08:32 |
38.903 | 15.5358 | 82 | 2020-11-19 12:37:07 |
Bollettino Sismico Italiano INGV | 84784421 |
Reviewed Rev100 |
ML 1.6 | 2020-08-22 23:08:32 |
38.908 | 15.5737 | 85 | 2020-08-22 23:14:20 |
Sala Sismica INGV-Roma | 82243761 |
Field | Value |
---|---|
Time (UTC) | 2020-08-22 23:08:32 ± 0.24 |
Latitude | 38.9030 ± 0.0099 |
Longitude | 15.5358 ± 0.0196 |
Depth (km) | 82 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 84784421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1586 |
Semi-minor axis of confidence ellipse (meter) | 867 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 281 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.40200 |
Epicentral distance of station farthest from the epicenter (degree) | 2.16377 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 82243761 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-22 23:14:20 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 84784421 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-17 00:02:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
MN.CUC.HHE. | 2020-08-22T23:09:08.69 | 0.6 | undecidable | manual | S | 11 | 123.3876 | 117 | -0.41 | 41 |
IV.AMUR.HHZ. | 2020-08-22T23:09:06.48 | 0.3 | undecidable | manual | P | 22 | 240.1818 | 103 | -1.11 | 26 |
IV.CELI.HHE. | 2020-08-22T23:09:05.34 | 0.6 | undecidable | manual | S | 56 | 100.4217 | 123 | 0.55 | 41 |
IV.SERS.HNN. | 2020-08-22T23:09:05.45 | 0.6 | undecidable | manual | S | 81 | 100.5216 | 123 | 0.63 | 40 |
IV.GRIS.HNE. | 2020-08-22T23:09:04.33 | 0.6 | undecidable | manual | S | 16 | 96.8253 | 124 | 0.17 | 45 |
IV.PLAC.HHE. | 2020-08-22T23:09:02.98 | 0.6 | undecidable | manual | S | 122 | 92.9403 | 125 | -0.49 | 42 |
IV.SPS2.HHE. | 2020-08-22T23:09:01.76 | 0.6 | undecidable | manual | S | 58 | 81.4518 | 129 | 0.27 | 45 |
MN.CEL.HHZ. | 2020-08-22T23:09:00.94 | 0.6 | undecidable | manual | S | 156 | 77.7666 | 131 | 0.05 | 48 |
IV.MILZ.HHZ. | 2020-08-22T23:09:00.62 | 0.6 | undecidable | manual | S | 201 | 74.8695 | 132 | 0.2 | 48 |
IV.CET2.HHZ. | 2020-08-22T23:09:00.90 | 0.6 | undecidable | manual | S | 27 | 78.1662 | 131 | -0.06 | 48 |
IV.CAR1.HHZ. | 2020-08-22T23:08:59.27 | 0.6 | undecidable | manual | S | 56 | 69.9744 | 134 | -0.37 | 46 |
IV.SIRI.HNE. | 2020-08-22T23:08:56.18 | 0.3 | undecidable | manual | P | 11 | 144.744 | 112 | -0.04 | 63 |
IV.JOPP.HHZ. | 2020-08-22T23:08:56.35 | 0.6 | undecidable | manual | S | 137 | 44.622 | 148 | 0.16 | 50 |
IV.BULG.HHN. | 2020-08-22T23:08:55.21 | 0.3 | undecidable | manual | P | 354 | 131.0688 | 115 | 0.54 | 57 |
IV.SALB.HHZ. | 2020-08-22T23:08:54.86 | 0.3 | undecidable | manual | P | 32 | 128.4714 | 116 | 0.49 | 59 |
MN.CUC.HHE. | 2020-08-22T23:08:53.54 | 0.3 | undecidable | manual | P | 11 | 123.3876 | 117 | -0.26 | 63 |
MN.TIP.HHN. | 2020-08-22T23:08:52.99 | 0.3 | undecidable | manual | P | 73 | 109.7124 | 120 | 0.68 | 57 |
IV.SERS.HNN. | 2020-08-22T23:08:51.85 | 0.1 | undecidable | manual | P | 81 | 100.5216 | 123 | 0.52 | 83 |
IV.CELI.HHE. | 2020-08-22T23:08:51.29 | 0.3 | undecidable | manual | P | 56 | 100.4217 | 123 | -0.03 | 69 |
IV.GRIS.HNE. | 2020-08-22T23:08:50.94 | 0.3 | undecidable | manual | P | 16 | 96.8253 | 124 | -0.01 | 70 |
IV.PLAC.HHE. | 2020-08-22T23:08:50.31 | 0.3 | undecidable | manual | P | 122 | 92.9403 | 125 | -0.24 | 67 |
IV.MPNC.HHN. | 2020-08-22T23:08:50.12 | 0.3 | undecidable | manual | P | 191 | 85.4478 | 128 | 0.32 | 68 |
IV.CET2.HHZ. | 2020-08-22T23:08:49.02 | 0.1 | undecidable | manual | P | 27 | 78.1662 | 131 | -0.08 | 96 |
IV.MILZ.HHZ. | 2020-08-22T23:08:49.02 | 0.1 | negative | manual | P | 201 | 74.8695 | 132 | 0.23 | 94 |
IV.SPS2.HHE. | 2020-08-22T23:08:48.56 | 0.3 | undecidable | manual | P | 58 | 81.4518 | 129 | -0.85 | 57 |
MN.CEL.HHZ. | 2020-08-22T23:08:48.65 | 0.3 | undecidable | manual | P | 156 | 77.7666 | 131 | -0.41 | 66 |
IV.CAR1.HHZ. | 2020-08-22T23:08:47.83 | 0.1 | undecidable | manual | P | 56 | 69.9744 | 134 | -0.52 | 88 |
IV.JOPP.HHZ. | 2020-08-22T23:08:46.24 | 0.1 | undecidable | manual | P | 137 | 44.622 | 148 | -0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHE. | ML:1.5 | 0.0000359 | 0.56 | AML | other | m | 2020-08-22T23:08:56.79 |
IV.JOPP.HHN. | ML:1.4 | 0.00003225 | 0.44 | AML | other | m | 2020-08-22T23:08:57.28 |
IV.CAR1.HHN. | ML:1.5 | 0.000030550000000000004 | 1.44 | AML | other | m | 2020-08-22T23:09:00.04 |
IV.CAR1.HHE. | ML:1.5 | 0.0000316 | 0.46 | AML | other | m | 2020-08-22T23:09:01.51 |
IV.CET2.HHN. | ML:1.9 | 0.00006254999999999999 | 0.52 | AML | other | m | 2020-08-22T23:09:01.57 |
IV.CET2.HHE. | ML:1.8 | 0.00004755 | 1.48 | AML | other | m | 2020-08-22T23:09:01.97 |
IV.AMUR.HHE. | ML:1.7 | 0.000007709999999999999 | 1.56 | AML | other | m | 2020-08-22T23:09:13.85 |
IV.AMUR.HHN. | ML:1.4 | 0.000006719999999999999 | 0.7 | AML | other | m | 2020-08-22T23:09:43.78 |