A magnitude ML 1.2 earthquake occured in region: 4 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6740, 13.2120 at 13 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 |
---|---|---|---|---|
Accumoli | RI | 4 | 667 | 667 |
Cittareale | RI | 7 | 482 | 1149 |
Amatrice | RI | 8 | 2657 | 3806 |
Arquata del Tronto | AP | 13 | 1178 | 4984 |
Norcia | PG | 17 | 4957 | 9941 |
Montereale | AQ | 17 | 2581 | 12522 |
Cascia | PG | 17 | 3217 | 15739 |
Campotosto | AQ | 18 | 542 | 16281 |
Capitignano | AQ | 19 | 665 | 16946 |
Borbona | RI | 19 | 617 | 17563 |
Posta | RI | 19 | 694 | 18257 |
Acquasanta Terme | AP | 19 | 2916 | 21173 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2017-02-28 21:55:22 |
42.6737 | 13.2123 | 13 | 2017-02-28 22:05:26 |
Sala Sismica INGV-Roma | 41775441 |
Field | Value |
---|---|
Time (UTC) | 2017-02-28 21:55:22 ± 0.08 |
Latitude | 42.6737 ± 0.0045 |
Longitude | 13.2123 ± 0.0073 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41775441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 477 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 156 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 36 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24282 |
Number of stations at which the event was observed | 28 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 41775441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-28 22:05:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CR.ZAG.BHZ. | 2017-02-28T21:56:29.76 | 3.0 | undecidable | manual | Sn | -2.16 | 0 | |||
IV.MOCO.HHZ. | 2017-02-28T21:56:27.34 | 3.0 | undecidable | manual | Sg | 11.34 | 0 | |||
IV.CRJA.HHZ. | 2017-02-28T21:56:27.71 | 3.0 | negative | manual | Pg | 11.35 | 0 | |||
IV.PIPA.HHZ. | 2017-02-28T21:56:25.16 | 3.0 | undecidable | manual | Pg | 14.22 | 0 | |||
IV.PAOL.HHZ. | 2017-02-28T21:56:23.77 | 3.0 | undecidable | manual | Sg | 8.67 | 0 | |||
IV.SGRT.HHZ. | 2017-02-28T21:56:20.49 | 3.0 | undecidable | manual | Sn | 1.9 | 0 | |||
IV.MODR.HHZ. | 2017-02-28T21:56:12.26 | 3.0 | undecidable | manual | Sg | 6.35 | 0 | |||
OX.VARN.HHZ. | 2017-02-28T21:56:07.88 | 3.0 | undecidable | manual | Sg | 1.36 | 0 | |||
IV.PTRJ.HNZ. | 2017-02-28T21:56:07.47 | 3.0 | undecidable | manual | Sn | -0.76 | 0 | |||
IV.BSSO.HHZ. | 2017-02-28T21:56:04.35 | 3.0 | undecidable | manual | Sn | -1.31 | 0 | |||
IV.MTSN.HHZ. | 2017-02-28T21:55:54.34 | 3.0 | undecidable | manual | Pn | -1.15 | 0 | |||
IV.TRIV.HHZ. | 2017-02-28T21:55:43.11 | 3.0 | undecidable | manual | Pg | 11.25 | 0 | |||
IV.FIAM.HHZ. | 2017-02-28T21:55:37.12 | 3.0 | undecidable | manual | Sg | 1.9 | 0 | |||
IV.T1217.EHZ. | 2017-02-28T21:55:31.02 | 0.1 | undecidable | manual | S | 281 | 23.2545 | 100 | -0.06 | 95 |
IV.T1241.EHZ. | 2017-02-28T21:55:31.77 | 0.6 | undecidable | manual | S | 41 | 26.9508 | 97 | -0.28 | 47 |
IV.MMO1.EHZ. | 2017-02-28T21:55:31.99 | 0.6 | undecidable | manual | S | 20 | 26.751 | 97 | 0.01 | 48 |
IV.TEOL.HHZ. | 2017-02-28T21:55:29.31 | 3.0 | undecidable | manual | Pg | 2.67 | 0 | |||
IV.LNSS.HHZ. | 2017-02-28T21:55:29.33 | 0.6 | undecidable | manual | S | 241 | 16.0728 | 111 | 0.11 | 49 |
IV.RM33.EHZ. | 2017-02-28T21:55:29.67 | 0.1 | undecidable | manual | S | 179 | 18.2706 | 106 | -0.1 | 98 |
IV.T1212.EHZ. | 2017-02-28T21:55:29.03 | 0.6 | undecidable | manual | S | 302 | 16.1727 | 111 | -0.21 | 47 |
IV.MMO1.EHZ. | 2017-02-28T21:55:28.23 | 0.3 | undecidable | manual | P | 20 | 26.751 | 97 | 0.31 | 68 |
IV.T1218.EHZ. | 2017-02-28T21:55:27.15 | 0.3 | undecidable | manual | S | 267 | 7.9809 | 139 | -0.28 | 70 |
IV.T1217.EHZ. | 2017-02-28T21:55:27.41 | 0.3 | undecidable | manual | P | 281 | 23.2545 | 100 | 0.01 | 73 |
IV.T1214.EHZ. | 2017-02-28T21:55:27.71 | 0.3 | undecidable | manual | S | 358 | 9.5793 | 133 | -0.02 | 75 |
IV.T1241.EHZ. | 2017-02-28T21:55:27.41 | 0.6 | undecidable | manual | P | 41 | 26.9508 | 97 | -0.56 | 44 |
IV.RM33.EHZ. | 2017-02-28T21:55:26.70 | 0.1 | undecidable | manual | P | 179 | 18.2706 | 106 | 0.06 | 97 |
IV.T1212.EHZ. | 2017-02-28T21:55:26.39 | 0.1 | undecidable | manual | P | 302 | 16.1727 | 111 | 0.05 | 99 |
IV.LNSS.HHZ. | 2017-02-28T21:55:26.42 | 0.1 | undecidable | manual | P | 241 | 16.0728 | 111 | 0.1 | 98 |
IV.T1214.EHZ. | 2017-02-28T21:55:25.58 | 0.1 | undecidable | manual | P | 358 | 9.5793 | 133 | 0.12 | 98 |
IV.T1218.EHZ. | 2017-02-28T21:55:25.34 | 0.1 | undecidable | manual | P | 267 | 7.9809 | 139 | 0.05 | 100 |
IV.SEI.HHZ. | 2017-02-28T21:55:22.99 | 3.0 | undecidable | manual | S | -2.04 | 0 | |||
IV.SAMA.HHZ. | 2017-02-28T21:55:22.99 | 3.0 | positive | manual | Pn | 1.28 | 0 | |||
IV.MC2.EHZ. | 2017-02-28T21:55:11.65 | 3.0 | undecidable | manual | P | 0.51 | 0 | |||
IV.BRSN.HNZ. | 2017-02-28T21:55:10.19 | 3.0 | negative | manual | P | -1.23 | 0 | |||
IV.T1219.EHZ. | 2017-02-28T21:55:07.58 | 3.0 | positive | manual | P | -0.38 | 0 | |||
IV.EL6.EHZ. | 2017-02-28T21:55:04.47 | 3.0 | negative | manual | P | -3.14 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.1 | 0.00009755 | 0.54 | AML | other | m | 2017-02-28T21:55:31.37 |
IV.LNSS.HHN. | ML:1.0 | 0.00008615000000000001 | 1.16 | AML | other | m | 2017-02-28T21:55:31.40 |
IV.RM33.EHE. | ML:1.1 | 0.0000931 | 1.42 | AML | other | m | 2017-02-28T21:55:29.06 |
IV.RM33.EHN. | ML:1.3 | 0.0001615 | 0.24 | AML | other | m | 2017-02-28T21:55:29.87 |
IV.T1218.HNN. | ML:1.6 | 0.0004805 | 0.24 | AML | other | m | 2017-02-28T21:55:27.40 |
IV.T1218.HNE. | ML:1.2 | 0.00017649999999999998 | 0.08 | AML | other | m | 2017-02-28T21:55:27.81 |