A magnitude ML 1.0 earthquake occured in region: 8 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7780, 13.1990 at 6 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Arquata del Tronto | AP | 8 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Accumoli | RI | 10 | 667 | 6802 |
Montegallo | AP | 13 | 523 | 7325 |
Castelsantangelo sul Nera | MC | 14 | 281 | 7606 |
Cascia | PG | 17 | 3217 | 10823 |
Preci | PG | 17 | 724 | 11547 |
Montemonaco | AP | 17 | 604 | 12151 |
Acquasanta Terme | AP | 17 | 2916 | 15067 |
Cittareale | RI | 18 | 482 | 15549 |
Amatrice | RI | 18 | 2657 | 18206 |
Ussita | MC | 19 | 444 | 18650 |
Visso | MC | 19 | 1107 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-01-29 01:33:00 |
42.7785 | 13.1988 | 6 | 2020-01-29 01:38:13 |
Sala Sismica INGV-Roma | 75978061 |
Field | Value |
---|---|
Time (UTC) | 2020-01-29 01:33:00 ± 0.14 |
Latitude | 42.7785 ± 0.0027 |
Longitude | 13.1988 ± 0.0049 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 75978061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 333 |
Semi-minor axis of confidence ellipse (meter) | 294 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 302 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26980 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 75978061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-01-29 01:38:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.STN3.HHZ.02 | 2020-01-29T01:34:42.83 | 3.0 | undecidable | manual | Sg | 21.309999 | 0 | |||
IV.MCRV.HHZ. | 2020-01-29T01:34:12.55 | 3.0 | undecidable | manual | Sn | 1.39 | 0 | |||
IV.AGLI.HHZ. | 2020-01-29T01:34:12.07 | 3.0 | undecidable | manual | Sn | -1.8 | 0 | |||
IV.PAOL.HHZ. | 2020-01-29T01:33:34.31 | 3.0 | positive | manual | Pg | 5.98 | 0 | |||
IX.MNT3.HHZ.02 | 2020-01-29T01:33:33.24 | 3.0 | negative | manual | Pn | 0.14 | 0 | |||
MN.TRI.HHZ. | 2020-01-29T01:33:30.45 | 3.0 | negative | manual | Pn | 0.54 | 0 | |||
IV.MRB1.HHZ. | 2020-01-29T01:33:28.44 | 3.0 | undecidable | manual | Pn | -1.46 | 0 | |||
IV.RIBO.EHZ.01 | 2020-01-29T01:33:25.35 | 3.0 | undecidable | manual | Sg | 0.44 | 0 | |||
IV.ARCI.HHZ. | 2020-01-29T01:33:20.34 | 3.0 | undecidable | manual | Sg | 1 | 0 | |||
IV.CPGN.EHZ. | 2020-01-29T01:33:16.67 | 3.0 | undecidable | manual | Sg | -0.25 | 0 | |||
IV.MAON.HHZ. | 2020-01-29T01:33:12.46 | 3.0 | undecidable | manual | Pg | 1.93 | 0 | |||
IV.RM33.EHZ. | 2020-01-29T01:33:11.17 | 0.6 | undecidable | manual | S | 178 | 29.9478 | 102 | 0.08 | 48 |
IV.MMO1.EHZ. | 2020-01-29T01:33:06.70 | 0.6 | undecidable | manual | S | 38 | 16.9719 | 110 | -0.05 | 49 |
IV.RM33.EHZ. | 2020-01-29T01:33:06.46 | 1.0 | undecidable | manual | P | 178 | 29.9478 | 102 | -0.15 | 23 |
IV.MC2.EHZ. | 2020-01-29T01:33:06.19 | 0.6 | undecidable | manual | S | 357 | 14.7741 | 113 | 0.15 | 48 |
IV.MMO1.EHZ. | 2020-01-29T01:33:04.09 | 0.6 | undecidable | manual | P | 38 | 16.9719 | 110 | -0.01 | 49 |
IV.NRCA.HHZ. | 2020-01-29T01:33:04.26 | 0.6 | undecidable | manual | S | 312 | 9.1797 | 124 | -0.08 | 49 |
IV.MC2.EHZ. | 2020-01-29T01:33:03.66 | 0.6 | undecidable | manual | P | 357 | 14.7741 | 113 | -0.03 | 49 |
TV.SF01.EHZ. | 2020-01-29T01:33:02.60 | 3.0 | undecidable | manual | P | -2.54 | 0 | |||
IV.NRCA.HHZ. | 2020-01-29T01:33:02.72 | 0.1 | negative | manual | P | 312 | 9.1797 | 124 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.0 | 0.000182 | 0.16 | AML | other | m | 2020-01-29T01:33:04.27 |
IV.NRCA.HHN. | ML:0.9 | 0.0001398 | 0.16 | AML | other | m | 2020-01-29T01:33:04.33 |