A magnitude ML 0.4 earthquake occured in region: 4 km N Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7300, 13.2420 at 8 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 |
Arquata del Tronto | AP | 7 | 1178 | 1845 |
Amatrice | RI | 12 | 2657 | 4502 |
Norcia | PG | 14 | 4957 | 9459 |
Cittareale | RI | 14 | 482 | 9941 |
Acquasanta Terme | AP | 15 | 2916 | 12857 |
Montegallo | AP | 15 | 523 | 13380 |
Cascia | PG | 19 | 3217 | 16597 |
Castelsantangelo sul Nera | MC | 20 | 281 | 16878 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2022-01-27 20:18:07 |
42.73 | 13.2417 | 8 | 2022-01-27 20:35:29 |
Sala Sismica INGV-Roma | 100239471 |
Field | Value |
---|---|
Time (UTC) | 2022-01-27 20:18:07 ± 0.18 |
Latitude | 42.7300 ± 0.0018 |
Longitude | 13.2417 ± 0.0049 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 100239471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 420 |
Semi-minor axis of confidence ellipse (meter) | 53 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 267 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 125 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 12 |
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) | 0.22213 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 100239471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-01-27 20:35:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SPS2.HHZ. | 2022-01-27T20:19:51.59 | 3.0 | undecidable | manual | Sn | -1 | 0 | |||
RF.GEPF.HHZ. | 2022-01-27T20:19:44.06 | 3.0 | undecidable | manual | Sg | 13.33 | 0 | |||
MN.CLTB.HHZ. | 2022-01-27T20:19:31.49 | 3.0 | positive | manual | Pg | 19.540001 | 0 | |||
IV.ZEN8.EHZ. | 2022-01-27T20:19:20.30 | 3.0 | undecidable | manual | Sn | -2.53 | 0 | |||
IV.CADC.EHZ. | 2022-01-27T20:19:00.23 | 3.0 | undecidable | manual | Pg | 14.45 | 0 | |||
IV.MILN.HHZ. | 2022-01-27T20:18:57.83 | 3.0 | positive | manual | Pg | 6.37 | 0 | |||
IV.PP3.EHZ. | 2022-01-27T20:18:31.15 | 3.0 | undecidable | manual | Sn | 0.12 | 0 | |||
IV.GATE.HHZ. | 2022-01-27T20:18:30.43 | 3.0 | negative | manual | Pn | 0.44 | 0 | |||
IV.MMUR.HNZ. | 2022-01-27T20:18:27.39 | 3.0 | undecidable | manual | Sn | -0.06 | 0 | |||
IV.CRTC.HHZ. | 2022-01-27T20:18:16.79 | 3.0 | undecidable | manual | P | -0.15 | 0 | |||
IV.RM33.EHN. | 2022-01-27T20:18:16.40 | 0.6 | undecidable | manual | S | 185 | 24.6531 | 108 | -0.52 | 59 |
IV.MMO1.EHZ. | 2022-01-27T20:18:15.34 | 0.3 | undecidable | manual | S | 20 | 20.0688 | 112 | -0.07 | 98 |
IV.LNSS.HHZ. | 2022-01-27T20:18:15.95 | 0.3 | undecidable | manual | S | 229 | 21.6672 | 110 | 0.01 | 99 |
IV.MC2.EHN. | 2022-01-27T20:18:15.73 | 0.6 | undecidable | manual | S | 348 | 20.5683 | 111 | 0.13 | 64 |
IV.RM33.EHN. | 2022-01-27T20:18:13.29 | 0.3 | undecidable | manual | P | 185 | 24.6531 | 108 | 0.17 | 95 |
IV.SMA1.EHZ. | 2022-01-27T20:18:13.44 | 0.3 | undecidable | manual | S | 145 | 13.3755 | 121 | 0.08 | 99 |
IV.NRCA.HHZ. | 2022-01-27T20:18:13.97 | 0.3 | undecidable | manual | S | 318 | 15.4734 | 118 | -0.01 | 100 |
IV.MC2.EHN. | 2022-01-27T20:18:12.30 | 0.3 | undecidable | manual | P | 348 | 20.5683 | 111 | -0.05 | 98 |
IV.MMO1.EHZ. | 2022-01-27T20:18:12.12 | 0.3 | undecidable | manual | P | 20 | 20.0688 | 112 | -0.13 | 97 |
IV.LNSS.HHZ. | 2022-01-27T20:18:12.63 | 0.6 | undecidable | manual | P | 229 | 21.6672 | 110 | 0.08 | 65 |
IV.SMA1.EHZ. | 2022-01-27T20:18:11.20 | 0.3 | undecidable | manual | P | 145 | 13.3755 | 121 | 0.14 | 98 |
IV.NRCA.HHZ. | 2022-01-27T20:18:11.48 | 0.3 | undecidable | manual | P | 318 | 15.4734 | 118 | 0.06 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.4 | 0.000026700000000000002 | 0.14 | AML | other | m | 2022-01-27T20:18:14.17 |
IV.NRCA.HHN. | ML:0.3 | 0.00001845 | 0.94 | AML | other | m | 2022-01-27T20:18:14.68 |
IV.SMA1.EHE. | ML:0.0 | 0.000008440836 | 0.128 | AML | other | m | 2022-01-27T20:18:13.70 |
IV.SMA1.EHN. | ML:0.1 | 0.00001410067 | 2.0992 | AML | other | m | 2022-01-27T20:18:14.66 |
IV.NRCA.HNE. | ML:1.1 | 0.00013143488 | 1.8816 | AML | other | m | 2022-01-27T20:18:14.04 |
IV.NRCA.HNN. | ML:1.3 | 0.00019159424999999999 | 0.8576 | AML | other | m | 2022-01-27T20:18:13.86 |