A magnitude ML 1.4 earthquake occured in region: 8 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7430, 13.1740 at 11 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 | 8 | 667 | 667 |
Norcia | PG | 9 | 4957 | 5624 |
Arquata del Tronto | AP | 11 | 1178 | 6802 |
Cascia | PG | 13 | 3217 | 10019 |
Cittareale | RI | 14 | 482 | 10501 |
Amatrice | RI | 16 | 2657 | 13158 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13439 |
Montegallo | AP | 17 | 523 | 13962 |
Preci | PG | 19 | 724 | 14686 |
Acquasanta Terme | AP | 20 | 2916 | 17602 |
Poggiodomo | PG | 20 | 117 | 17719 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2017-02-20 21:41:57 |
42.7432 | 13.1745 | 11 | 2017-02-20 22:02:32 |
Sala Sismica INGV-Roma | 41395601 |
Field | Value |
---|---|
Time (UTC) | 2017-02-20 21:41:57 ± 0.05 |
Latitude | 42.7432 ± 0.0027 |
Longitude | 13.1745 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41395601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 429 |
Semi-minor axis of confidence ellipse (meter) | 281 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 262 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23562 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 41395601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-20 22:02:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LRP.HHZ. | 2017-02-20T21:42:17.56 | 3.0 | undecidable | manual | Pn | 1.43 | 0 | |||
IV.MOMA.HHZ. | 2017-02-20T21:42:14.34 | 3.0 | undecidable | manual | S | -0.18 | 0 | |||
IV.RM33.EHZ. | 2017-02-20T21:42:06.54 | 0.6 | undecidable | manual | S | 173 | 26.1516 | 50 | -0.31 | 47 |
IV.MC2.EHZ. | 2017-02-20T21:42:05.11 | 0.3 | undecidable | manual | S | 4 | 18.6702 | 120 | 0.27 | 70 |
IV.T1217.EHZ. | 2017-02-20T21:42:05.20 | 0.6 | undecidable | manual | S | 260 | 20.1687 | 50 | -0.02 | 50 |
IV.TERO.HHZ. | 2017-02-20T21:42:04.25 | 3.0 | positive | manual | P | 1.8 | 0 | |||
IV.T1216.EHZ. | 2017-02-20T21:42:04.77 | 0.6 | undecidable | manual | S | 322 | 20.6682 | 50 | -0.6 | 45 |
IV.T1211.EHZ. | 2017-02-20T21:42:04.23 | 3.0 | negative | manual | P | -0.55 | 0 | |||
IV.LNSS.HHZ. | 2017-02-20T21:42:04.93 | 0.6 | undecidable | manual | S | 215 | 19.0698 | 50 | 0 | 50 |
IV.T1299.EHZ. | 2017-02-20T21:42:03.76 | 0.6 | undecidable | manual | S | 144 | 14.9739 | 126 | 0.01 | 50 |
IV.T1215.EHZ. | 2017-02-20T21:42:02.86 | 0.6 | positive | manual | P | 285 | 25.752 | 50 | 0.1 | 49 |
IV.T1241.EHZ. | 2017-02-20T21:42:02.40 | 3.0 | undecidable | manual | S | -0.16 | 0 | |||
IV.T1218.EHZ. | 2017-02-20T21:42:02.40 | 0.6 | undecidable | manual | S | 211 | 9.4794 | 139 | 0.07 | 51 |
IV.T1212.EHZ. | 2017-02-20T21:42:02.50 | 0.6 | undecidable | manual | S | 275 | 10.5783 | 136 | -0.11 | 49 |
IV.T1217.EHZ. | 2017-02-20T21:42:02.01 | 0.3 | positive | manual | P | 260 | 20.1687 | 50 | 0.11 | 73 |
IV.NRCA.HHZ. | 2017-02-20T21:42:02.52 | 0.6 | undecidable | manual | S | 334 | 11.1777 | 134 | -0.22 | 48 |
IV.RM33.EHZ. | 2017-02-20T21:42:02.67 | 1.0 | undecidable | manual | P | 173 | 26.1516 | 50 | -0.16 | 24 |
IV.T1216.EHZ. | 2017-02-20T21:42:01.97 | 0.1 | undecidable | manual | P | 322 | 20.6682 | 50 | -0.01 | 100 |
IV.LNSS.HHZ. | 2017-02-20T21:42:01.79 | 0.1 | positive | manual | P | 215 | 19.0698 | 50 | 0.06 | 99 |
IV.T1299.EHZ. | 2017-02-20T21:42:01.20 | 0.6 | negative | manual | P | 144 | 14.9739 | 126 | 0.16 | 49 |
IV.MC2.EHZ. | 2017-02-20T21:42:01.74 | 0.1 | undecidable | manual | P | 4 | 18.6702 | 120 | 0.07 | 99 |
IV.SMA1.EHZ. | 2017-02-20T21:42:01.56 | 0.6 | negative | manual | P | 134 | 18.0708 | 121 | -0.01 | 50 |
IV.T1214.EHZ. | 2017-02-20T21:42:00.92 | 0.6 | undecidable | manual | S | 57 | 3.2967 | 163 | -0.35 | 47 |
IV.NRCA.HHZ. | 2017-02-20T21:42:00.59 | 0.1 | negative | manual | P | 334 | 11.1777 | 134 | 0.13 | 100 |
IV.T1218.EHZ. | 2017-02-20T21:42:00.40 | 0.1 | positive | manual | P | 211 | 9.4794 | 139 | 0.17 | 100 |
IV.T1212.EHZ. | 2017-02-20T21:42:00.57 | 1.0 | positive | manual | P | 275 | 10.5783 | 136 | 0.19 | 25 |
IV.T1220.EHZ. | 2017-02-20T21:41:59.23 | 3.0 | undecidable | manual | P | -1.03 | 0 | |||
IV.T1214.EHZ. | 2017-02-20T21:41:59.62 | 1.0 | undecidable | manual | P | 57 | 3.2967 | 163 | 0 | 26 |
IV.CSP1.EHZ. | 2017-02-20T21:41:59.21 | 3.0 | positive | manual | P | -0.21 | 0 | |||
IV.T1219.EHZ. | 2017-02-20T21:41:59.45 | 3.0 | negative | manual | P | -0.99 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSP1.EHE. | ML:1.3 | 0.0000708 | 0.24 | AML | other | m | 2017-02-20T21:42:01.15 |
IV.CSP1.EHN. | ML:1.2 | 0.00006005000000000001 | 0.96 | AML | other | m | 2017-02-20T21:42:12.58 |
IV.LNSS.HHE. | ML:1.4 | 0.000184 | 1.46 | AML | other | m | 2017-02-20T21:42:05.11 |
IV.LNSS.HHN. | ML:1.6 | 0.000291 | 0.38 | AML | other | m | 2017-02-20T21:42:05.44 |
IV.MOMA.HHN. | ML:1.0 | 0.0000227 | 0.34 | AML | other | m | 2017-02-20T21:42:15.59 |
IV.MOMA.HHE. | ML:1.1 | 0.0000361 | 1.48 | AML | other | m | 2017-02-20T21:42:15.01 |
IV.NRCA.HNN. | ML:2.0 | 0.001125 | 0.12 | AML | other | m | 2017-02-20T21:42:02.67 |
IV.NRCA.HNE. | ML:2.2 | 0.001835 | 0.16 | AML | other | m | 2017-02-20T21:42:02.83 |
IV.NRCA.HHE. | ML:2.2 | 0.0018900000000000002 | 0.16 | AML | other | m | 2017-02-20T21:42:02.83 |
IV.NRCA.HHN. | ML:2.0 | 0.001165 | 0.12 | AML | other | m | 2017-02-20T21:42:02.67 |
IV.RM33.EHE. | ML:1.1 | 0.00007159999999999999 | 0.22 | AML | other | m | 2017-02-20T21:42:07.24 |
IV.RM33.EHN. | ML:1.2 | 0.0000875 | 0.3 | AML | other | m | 2017-02-20T21:42:07.03 |
IV.SMA1.EHE. | ML:1.0 | 0.00007975 | 1.5 | AML | other | m | 2017-02-20T21:42:09.12 |
IV.SMA1.EHN. | ML:1.0 | 0.00007915 | 0.6 | AML | other | m | 2017-02-20T21:42:08.00 |
IV.T1212.EHN. | ML:1.5 | 0.000366 | 1.66 | AML | other | m | 2017-02-20T21:42:02.83 |
IV.T1212.HNN. | ML:1.9 | 0.0009775 | 0.48 | AML | other | m | 2017-02-20T21:42:07.17 |
IV.T1212.HNE. | ML:2.0 | 0.001065 | 0.48 | AML | other | m | 2017-02-20T21:42:07.42 |
IV.T1212.EHE. | ML:1.4 | 0.000299 | 0.34 | AML | other | m | 2017-02-20T21:42:02.82 |
IV.T1214.HNE. | ML:1.7 | 0.0008309999999999999 | 0.32 | AML | other | m | 2017-02-20T21:42:01.02 |
IV.T1214.EHN. | ML:1.4 | 0.000388 | 0.68 | AML | other | m | 2017-02-20T21:42:01.34 |
IV.T1214.HNN. | ML:1.4 | 0.000446 | 0.52 | AML | other | m | 2017-02-20T21:42:02.87 |
IV.T1214.EHE. | ML:1.7 | 0.0007795 | 0.32 | AML | other | m | 2017-02-20T21:42:01.02 |
IV.T1216.EHN. | ML:1.2 | 0.0000996 | 0.24 | AML | other | m | 2017-02-20T21:42:06.49 |
IV.T1216.EHE. | ML:1.0 | 0.00007579999999999999 | 0.5 | AML | other | m | 2017-02-20T21:42:07.56 |
IV.T1218.EHE. | ML:1.8 | 0.00087 | 0.18 | AML | other | m | 2017-02-20T21:42:02.68 |
IV.T1218.EHN. | ML:2.1 | 0.001615 | 0.22 | AML | other | m | 2017-02-20T21:42:02.62 |
IV.T1218.HNN. | ML:2.1 | 0.001625 | 0.22 | AML | other | m | 2017-02-20T21:42:02.73 |
IV.T1218.HNE. | ML:1.8 | 0.000887 | 0.18 | AML | other | m | 2017-02-20T21:42:02.67 |
IV.T1220.EHN. | ML:1.7 | 0.00014985 | 0.34 | AML | other | m | 2017-02-20T21:42:04.89 |
IV.T1220.EHE. | ML:1.6 | 0.00012565 | 0.34 | AML | other | m | 2017-02-20T21:42:13.86 |
IV.T1241.EHN. | ML:0.8 | 0.0000361 | 0.52 | AML | other | m | 2017-02-20T21:42:07.40 |
IV.T1241.EHE. | ML:0.8 | 0.0000383 | 0.66 | AML | other | m | 2017-02-20T21:42:09.62 |
IV.T1299.EHN. | ML:0.9 | 0.0000775 | 1.3 | AML | other | m | 2017-02-20T21:42:04.83 |
IV.T1299.EHE. | ML:0.8 | 0.0000658 | 1.74 | AML | other | m | 2017-02-20T21:42:03.89 |
IV.TERO.HHN. | ML:1.6 | 0.000135 | 0.26 | AML | other | m | 2017-02-20T21:42:09.85 |
IV.TERO.HHE. | ML:1.3 | 0.00007225 | 0.08 | AML | other | m | 2017-02-20T21:42:09.81 |