A magnitude ML 2.1 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.1080, 15.9560 at 26 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 2.1 | 2020-10-31 17:51:01 |
37.1085 | 15.9555 | 26 | 2021-02-26 14:56:15 |
Bollettino Sismico Italiano INGV | 86241371 |
Reviewed Rev100 |
ML 2.2 | 2020-10-31 17:51:01 |
37.1288 | 15.9517 | 8 | 2020-10-31 18:01:49 |
Sala Sismica INGV-Roma | 84328101 |
Field | Value |
---|---|
Time (UTC) | 2020-10-31 17:51:01 ± 0.26 |
Latitude | 37.1085 ± 0.0108 |
Longitude | 15.9555 ± 0.0169 |
Depth (km) | 26 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86241371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1340 |
Semi-minor axis of confidence ellipse (meter) | 1165 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 237 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.15203 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 86241371 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-19 14:14:06 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 84328101 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-31 18:01:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.VLO.HHZ. | 2020-10-31T17:52:51.32 | 3.0 | undecidable | manual | Sn | -6.65 | 0 | |||
IV.RONT.HHZ. | 2020-10-31T17:52:48.51 | 3.0 | undecidable | manual | Pn | -3.58 | 0 | |||
IV.PZUN.HHZ. | 2020-10-31T17:52:48.34 | 3.0 | undecidable | manual | Sg | 11.4 | 0 | |||
IV.MRB1.HHZ. | 2020-10-31T17:52:41.57 | 3.0 | undecidable | manual | Sn | -8.46 | 0 | |||
IV.FAGN.HHZ. | 2020-10-31T17:52:32.53 | 3.0 | negative | manual | Pg | 10.89 | 0 | |||
IV.SENA.HHZ. | 2020-10-31T17:52:24.91 | 3.0 | undecidable | manual | Pn | -4.57 | 0 | |||
OT.OT05.EHZ. | 2020-10-31T17:52:24.08 | 3.0 | positive | manual | Pg | 14.69 | 0 | |||
IV.VBKN.HHZ. | 2020-10-31T17:52:08.73 | 3.0 | positive | manual | Pg | 8.53 | 0 | |||
IV.ERC.EHZ. | 2020-10-31T17:51:40.82 | 3.0 | undecidable | manual | Pn | -3.94 | 0 | |||
MN.CEL.HNZ. | 2020-10-31T17:51:38.93 | 0.6 | undecidable | manual | S | 358 | 127.872 | 54 | 0.81 | 36 |
IV.SOI.EHE. | 2020-10-31T17:51:33.19 | 1.0 | undecidable | manual | S | 5 | 107.4147 | 99 | 0.41 | 22 |
IV.HMDC.HHZ. | 2020-10-31T17:51:31.75 | 0.3 | undecidable | manual | S | 261 | 105.117 | 99 | -0.45 | 66 |
IV.HLNI.HHZ. | 2020-10-31T17:51:30.12 | 0.3 | undecidable | manual | S | 286 | 99.3228 | 100 | -0.55 | 64 |
IV.HPAC.HHZ. | 2020-10-31T17:51:29.51 | 0.3 | undecidable | manual | S | 242 | 92.7405 | 100 | 0.57 | 66 |
IV.HCRL.HHZ. | 2020-10-31T17:51:26.61 | 0.3 | undecidable | manual | S | 284 | 83.8494 | 102 | 0.01 | 75 |
IV.SSY.HHZ. | 2020-10-31T17:51:25.31 | 0.3 | undecidable | manual | S | 274 | 78.1662 | 102 | 0.19 | 75 |
IV.HAVL.HHZ. | 2020-10-31T17:51:24.62 | 0.3 | undecidable | manual | S | 258 | 75.6687 | 103 | 0.16 | 76 |
IV.HAGA.HHZ. | 2020-10-31T17:51:23.74 | 0.6 | undecidable | manual | S | 286 | 73.371 | 103 | -0.14 | 50 |
MN.CEL.HNZ. | 2020-10-31T17:51:22.41 | 0.6 | undecidable | manual | P | 358 | 127.872 | 54 | -0.18 | 45 |
IV.SOI.EHE. | 2020-10-31T17:51:19.42 | 0.6 | undecidable | manual | P | 5 | 107.4147 | 99 | -0.09 | 48 |
IV.HMDC.HHZ. | 2020-10-31T17:51:18.84 | 0.1 | undecidable | manual | P | 261 | 105.117 | 99 | -0.33 | 91 |
IV.HLNI.HHZ. | 2020-10-31T17:51:17.99 | 0.1 | undecidable | manual | P | 286 | 99.3228 | 100 | -0.3 | 92 |
IV.HPAC.HHZ. | 2020-10-31T17:51:17.13 | 0.1 | undecidable | manual | P | 242 | 92.7405 | 100 | -0.16 | 96 |
IV.HCRL.HHZ. | 2020-10-31T17:51:16.01 | 0.3 | undecidable | manual | P | 284 | 83.8494 | 102 | 0.08 | 75 |
IV.SSY.HHZ. | 2020-10-31T17:51:15.56 | 0.3 | undecidable | manual | P | 274 | 78.1662 | 102 | 0.47 | 70 |
IV.HAGA.HHZ. | 2020-10-31T17:51:14.57 | 0.3 | undecidable | manual | P | 286 | 73.371 | 103 | 0.2 | 75 |
IV.HAVL.HHZ. | 2020-10-31T17:51:14.86 | 0.1 | undecidable | manual | P | 258 | 75.6687 | 103 | 0.16 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAGA.HHE. | ML:1.7 | 0.000070980445 | 0.8192 | AML | other | m | 2020-10-31T17:51:25.48 |
IV.HAVL.HHN. | ML:2.5 | 0.000480392155 | 0.0768 | AML | other | m | 2020-10-31T17:51:25.57 |
IV.HAVL.HHE. | ML:2.4 | 0.00036993145 | 0.128 | AML | other | m | 2020-10-31T17:51:25.86 |
IV.SSY.HHN. | ML:2.6 | 0.0005338232000000001 | 0.1664 | AML | other | m | 2020-10-31T17:51:29.45 |
IV.HPAC.HHE. | ML:2.2 | 0.00015131164 | 0.192 | AML | other | m | 2020-10-31T17:51:29.70 |
IV.HPAC.HHN. | ML:2.3 | 0.00019644825 | 0.3584 | AML | other | m | 2020-10-31T17:51:29.71 |
IV.HCRL.HHN. | ML:1.8 | 0.000077899545 | 0.256 | AML | other | m | 2020-10-31T17:51:30.28 |
IV.HCRL.HHE. | ML:1.8 | 0.00007969183000000001 | 0.2048 | AML | other | m | 2020-10-31T17:51:30.30 |
IV.HLNI.HHN. | ML:1.7 | 0.000042883995000000004 | 0.2944 | AML | other | m | 2020-10-31T17:51:30.41 |
IV.HLNI.HHE. | ML:1.8 | 0.000053210005 | 0.1408 | AML | other | m | 2020-10-31T17:51:31.26 |
IV.HMDC.HHN. | ML:2.4 | 0.00023444885 | 0.1664 | AML | other | m | 2020-10-31T17:51:31.86 |
IV.HMDC.HNN. | ML:2.4 | 0.00019798824999999997 | 0.1664 | AML | other | m | 2020-10-31T17:51:31.78 |
IV.HMDC.HNE. | ML:2.2 | 0.00012499785 | 0.1536 | AML | other | m | 2020-10-31T17:51:31.91 |
IV.HMDC.HHE. | ML:2.3 | 0.00016237950000000002 | 0.1408 | AML | other | m | 2020-10-31T17:51:31.91 |
IV.SSY.HHE. | ML:2.3 | 0.0002783818 | 0.3456 | AML | other | m | 2020-10-31T17:51:32.20 |
MN.CEL.HHE. | ML:1.5 | 0.0000217481 | 1.3472 | AML | other | m | 2020-10-31T17:51:38.86 |