A magnitude ML 0.9 earthquake occured in region: 2 km E Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6370, 13.3180 at 9 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 |
---|---|---|---|---|
Amatrice | RI | 2 | 2657 | 2657 |
Accumoli | RI | 9 | 667 | 3324 |
Campotosto | AQ | 10 | 542 | 3866 |
Capitignano | AQ | 13 | 665 | 4531 |
Cittareale | RI | 13 | 482 | 5013 |
Montereale | AQ | 14 | 2581 | 7594 |
Arquata del Tronto | AP | 15 | 1178 | 8772 |
Cortino | TE | 16 | 656 | 9428 |
Crognaleto | TE | 17 | 1297 | 10725 |
Acquasanta Terme | AP | 17 | 2916 | 13641 |
Rocca Santa Maria | TE | 18 | 537 | 14178 |
Valle Castellana | TE | 19 | 977 | 15155 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2017-02-21 22:17:46 |
42.6368 | 13.3178 | 9 | 2017-02-21 22:28:54 |
Sala Sismica INGV-Roma | 41448941 |
Field | Value |
---|---|
Time (UTC) | 2017-02-21 22:17:46 ± 0.08 |
Latitude | 42.6368 ± 0.0036 |
Longitude | 13.3178 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41448941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 333 |
Semi-minor axis of confidence ellipse (meter) | 259 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 210 |
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) | 73 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24731 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 41448941 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-21 22:28:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MC2.EHZ. | 2017-02-21T22:17:57.92 | 3.0 | undecidable | manual | S | -0.07 | 0 | |||
IV.T1215.EHZ. | 2017-02-21T22:17:54.42 | 3.0 | positive | manual | P | -0.03 | 0 | |||
IV.T1211.EHZ. | 2017-02-21T22:17:53.94 | 3.0 | positive | manual | P | -0.32 | 0 | |||
IV.T1217.EHZ. | 2017-02-21T22:17:52.90 | 3.0 | positive | manual | P | -0.17 | 0 | |||
IV.T1246.HHZ. | 2017-02-21T22:17:52.69 | 0.1 | undecidable | manual | S | 113 | 15.4734 | 119 | 0 | 99 |
IV.MMO1.EHZ. | 2017-02-21T22:17:52.55 | 3.0 | positive | manual | P | 0.14 | 0 | |||
IV.NRCA.HHZ. | 2017-02-21T22:17:52.28 | 0.1 | undecidable | manual | P | 323 | 27.4503 | 108 | -0.01 | 97 |
IV.T1241.EHZ. | 2017-02-21T22:17:51.94 | 0.1 | undecidable | manual | P | 21 | 26.0517 | 108 | -0.09 | 95 |
IV.TERO.HHZ. | 2017-02-21T22:17:51.40 | 0.1 | positive | manual | P | 94 | 23.3544 | 110 | -0.13 | 95 |
IV.T1212.EHZ. | 2017-02-21T22:17:51.81 | 3.0 | negative | manual | P | -0.08 | 0 | |||
IV.LNSS.HHZ. | 2017-02-21T22:17:51.36 | 3.0 | negative | manual | P | -0.12 | 0 | |||
IV.CAMP.HHZ. | 2017-02-21T22:17:51.94 | 0.1 | undecidable | manual | S | 146 | 13.4754 | 123 | -0.16 | 96 |
IV.T1247.HHZ. | 2017-02-21T22:17:51.66 | 3.0 | negative | manual | P | 0.39 | 0 | |||
IV.T1218.EHZ. | 2017-02-21T22:17:50.33 | 0.1 | undecidable | manual | P | 283 | 16.9719 | 117 | -0.02 | 98 |
IV.RM33.EHZ. | 2017-02-21T22:17:50.27 | 0.1 | undecidable | manual | P | 211 | 16.4724 | 118 | 0 | 99 |
IV.T1246.HHZ. | 2017-02-21T22:17:50.24 | 0.1 | undecidable | manual | P | 113 | 15.4734 | 119 | 0.15 | 96 |
IV.CAMP.HHZ. | 2017-02-21T22:17:49.79 | 0.1 | undecidable | manual | P | 146 | 13.4754 | 123 | 0.05 | 99 |
IV.T1299.EHZ. | 2017-02-21T22:17:49.54 | 0.1 | undecidable | manual | S | 264 | 2.8971 | 161 | -0.18 | 98 |
IV.SMA1.EHZ. | 2017-02-21T22:17:49.67 | 0.1 | undecidable | manual | S | 117 | 1.5984 | 170 | 0.07 | 100 |
IV.T1299.EHZ. | 2017-02-21T22:17:48.48 | 0.1 | undecidable | manual | P | 264 | 2.8971 | 161 | 0.1 | 99 |
IV.SMA1.EHZ. | 2017-02-21T22:17:48.50 | 0.1 | positive | manual | P | 117 | 1.5984 | 170 | 0.2 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CAMP.HHN. | ML:0.7 | 0.000051250000000000006 | 0.22 | AML | other | m | 2017-02-21T22:17:52.03 |
IV.CAMP.HHE. | ML:1.0 | 0.0001206 | 0.22 | AML | other | m | 2017-02-21T22:17:52.10 |
IV.LNSS.HHN. | ML:0.9 | 0.000054 | 0.32 | AML | other | m | 2017-02-21T22:17:56.55 |
IV.LNSS.HHE. | ML:0.7 | 0.00003175 | 0.8 | AML | other | m | 2017-02-21T22:17:58.25 |
IV.NRCA.HHN. | ML:1.1 | 0.00007445000000000001 | 0.14 | AML | other | m | 2017-02-21T22:18:08.19 |
IV.NRCA.HHE. | ML:1.3 | 0.00010085 | 0.4 | AML | other | m | 2017-02-21T22:18:08.15 |
IV.RM33.EHE. | ML:0.7 | 0.000052199999999999995 | 0.64 | AML | other | m | 2017-02-21T22:17:53.18 |
IV.RM33.EHN. | ML:0.9 | 0.00006825 | 0.3 | AML | other | m | 2017-02-21T22:17:53.87 |
IV.T1241.EHE. | ML:0.5 | 0.00002195 | 0.9 | AML | other | m | 2017-02-21T22:17:57.55 |
IV.T1241.EHN. | ML:0.6 | 0.000024350000000000002 | 0.72 | AML | other | m | 2017-02-21T22:17:56.58 |
IV.T1247.HHN. | ML:1.1 | 0.00008374999999999999 | 0.54 | AML | other | m | 2017-02-21T22:17:54.69 |
IV.T1247.HHE. | ML:1.1 | 0.00008435 | 0.62 | AML | other | m | 2017-02-21T22:17:55.38 |
IV.TERO.HHE. | ML:1.1 | 0.00008585 | 0.32 | AML | other | m | 2017-02-21T22:17:55.18 |
IV.TERO.HHN. | ML:1.3 | 0.000136 | 0.12 | AML | other | m | 2017-02-21T22:17:55.26 |