A magnitude ML 1.7 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.5030, 15.5710 at 86 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 1.7 | 2020-05-31 06:04:07 |
38.5028 | 15.571 | 87 | 2020-11-19 12:36:55 |
Bollettino Sismico Italiano INGV | 81508141 |
Reviewed Rev100 |
ML 1.6 | 2020-05-31 06:04:07 |
38.5275 | 15.53 | 84 | 2020-05-31 06:17:21 |
Sala Sismica INGV-Roma | 79743271 |
Field | Value |
---|---|
Time (UTC) | 2020-05-31 06:04:07 ± 0.25 |
Latitude | 38.5028 ± 0.0153 |
Longitude | 15.5710 ± 0.0138 |
Depth (km) | 87 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 81508141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1526 |
Semi-minor axis of confidence ellipse (meter) | 1095 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 157 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 112 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.06750 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 79743271 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-31 06:17:21 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 81508141 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-07-31 15:14:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARRO.EHZ. | 2020-05-31T06:06:08.20 | 3.0 | undecidable | manual | Sn | 2.1 | 0 | |||
IV.ZONE.HHZ. | 2020-05-31T06:06:04.88 | 3.0 | positive | manual | Pn | -2.01 | 0 | |||
IV.MNTT.EHZ. | 2020-05-31T06:06:04.38 | 3.0 | undecidable | manual | Sn | -6.28 | 0 | |||
IV.OFFI.HHZ. | 2020-05-31T06:05:59.18 | 3.0 | undecidable | manual | Sn | -8.03 | 0 | |||
IV.RNI2.HHZ. | 2020-05-31T06:05:46.38 | 3.0 | undecidable | manual | Sg | 10.34 | 0 | |||
IV.PTRJ.HNZ. | 2020-05-31T06:05:22.98 | 3.0 | undecidable | manual | Sn | -3.02 | 0 | |||
IV.SRES.HHZ. | 2020-05-31T06:05:18.33 | 3.0 | undecidable | manual | Pn | 5.03 | 0 | |||
IV.ROSPO.HHZ. | 2020-05-31T06:05:17.84 | 3.0 | negative | manual | Pg | 13.62 | 0 | |||
MN.CLTB.HHZ. | 2020-05-31T06:05:13.60 | 3.0 | undecidable | manual | Sg | 2.68 | 0 | |||
IV.ISPIC.HNZ. | 2020-05-31T06:05:07.95 | 3.0 | undecidable | manual | Sg | 1.09 | 0 | |||
IV.PTRJ.HNZ. | 2020-05-31T06:05:02.40 | 3.0 | undecidable | manual | Pg | 9.02 | 0 | |||
AC.VLO.HHZ. | 2020-05-31T06:04:59.35 | 3.0 | undecidable | manual | Pn | -4.42 | 0 | |||
IV.AMUR.HHZ. | 2020-05-31T06:04:46.24 | 3.0 | negative | manual | Pn | -1.35 | 0 | |||
IV.ISPIC.HNZ. | 2020-05-31T06:04:44.08 | 3.0 | negative | manual | Pg | 1.45 | 0 | |||
IV.CAR1.HHZ. | 2020-05-31T06:04:39.10 | 0.3 | undecidable | manual | S | 33 | 99.9222 | 125 | -0.4 | 62 |
IV.AIO.HHE. | 2020-05-31T06:04:33.70 | 0.6 | undecidable | manual | S | 207 | 65.8896 | 138 | -0.27 | 45 |
IV.ILOS.HHN. | 2020-05-31T06:04:33.31 | 0.3 | undecidable | manual | S | 264 | 54.4011 | 144 | 0.9 | 54 |
IV.IVPL.HHZ. | 2020-05-31T06:04:31.70 | 0.6 | undecidable | manual | S | 255 | 53.2023 | 144 | -0.56 | 44 |
MN.CEL.HNZ. | 2020-05-31T06:04:31.20 | 0.6 | undecidable | manual | S | 134 | 38.8278 | 153 | 0.56 | 43 |
IV.FERC.HNN. | 2020-05-31T06:04:31.91 | 0.3 | undecidable | manual | S | 96 | 48.7179 | 147 | 0.2 | 70 |
IV.MSRU.HHZ. | 2020-05-31T06:04:29.20 | 0.3 | undecidable | manual | S | 192 | 27.0507 | 160 | -0.43 | 71 |
IV.JOPP.HHZ. | 2020-05-31T06:04:29.90 | 0.3 | undecidable | manual | S | 67 | 29.6481 | 159 | 0.08 | 74 |
IV.CET2.HHZ. | 2020-05-31T06:04:27.82 | 0.1 | positive | manual | P | 16 | 118.4925 | 120 | 0.02 | 85 |
IV.CAR1.HHZ. | 2020-05-31T06:04:25.88 | 0.1 | positive | manual | P | 33 | 99.9222 | 125 | 0.04 | 89 |
IV.MUCR.HHE. | 2020-05-31T06:04:24.01 | 0.6 | undecidable | manual | P | 230 | 79.2651 | 132 | 0.18 | 45 |
IV.AIO.HHE. | 2020-05-31T06:04:23.05 | 0.6 | undecidable | manual | P | 207 | 65.8896 | 138 | 0.4 | 44 |
IV.FERC.HNN. | 2020-05-31T06:04:21.50 | 0.6 | undecidable | manual | P | 96 | 48.7179 | 147 | 0.16 | 48 |
IV.IVPL.HHZ. | 2020-05-31T06:04:21.45 | 0.1 | positive | manual | P | 255 | 53.2023 | 144 | -0.21 | 93 |
IV.ILOS.HHN. | 2020-05-31T06:04:21.38 | 1.0 | undecidable | manual | P | 264 | 54.4011 | 144 | -0.37 | 22 |
IV.JOPP.HHZ. | 2020-05-31T06:04:20.35 | 0.1 | negative | manual | P | 67 | 29.6481 | 159 | 0.09 | 100 |
IV.MPNC.HHN. | 2020-05-31T06:04:20.88 | 0.6 | undecidable | manual | P | 206 | 43.8228 | 150 | -0.14 | 48 |
IV.MILZ.HHN. | 2020-05-31T06:04:20.51 | 0.6 | undecidable | manual | P | 229 | 39.1275 | 153 | -0.23 | 47 |
MN.CEL.HNZ. | 2020-05-31T06:04:20.84 | 0.3 | undecidable | manual | P | 134 | 38.8278 | 153 | 0.11 | 74 |
IV.MSRU.HHZ. | 2020-05-31T06:04:19.99 | 0.1 | positive | manual | P | 192 | 27.0507 | 160 | -0.15 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MSRU.HHN. | ML:1.7 | 0.000054858304999999997 | 0.4576 | AML | other | m | 2020-05-31T06:04:29.54 |
IV.JOPP.HHE. | ML:1.7 | 0.00005935 | 0.36 | AML | other | m | 2020-05-31T06:04:30.68 |
IV.MSRU.HHE. | ML:1.8 | 0.00007565 | 1.72 | AML | other | m | 2020-05-31T06:04:31.02 |
IV.IVPL.HHN. | ML:1.6 | 0.000040899485 | 0.3584 | AML | other | m | 2020-05-31T06:04:32.05 |
IV.IVPL.HHE. | ML:1.4 | 0.000022558715 | 0.2624 | AML | other | m | 2020-05-31T06:04:32.27 |
IV.CAR1.HHE. | ML:1.7 | 0.000028541965 | 1.36 | AML | other | m | 2020-05-31T06:04:39.15 |
IV.CAR1.HHN. | ML:1.7 | 0.000028245775 | 1.0592 | AML | other | m | 2020-05-31T06:04:39.42 |