A magnitude ML 1.2 earthquake occured in region: 4 km S Preci (PG), on
and geographic coordinates (lat, lon) 42.8400, 13.0400 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 |
---|---|---|---|---|
Preci | PG | 4 | 724 | 724 |
Norcia | PG | 7 | 4957 | 5681 |
Cerreto di Spoleto | PG | 10 | 1075 | 6756 |
Sellano | PG | 11 | 1079 | 7835 |
Visso | MC | 11 | 1107 | 8942 |
Castelsantangelo sul Nera | MC | 11 | 281 | 9223 |
Cascia | PG | 14 | 3217 | 12440 |
Ussita | MC | 14 | 444 | 12884 |
Vallo di Nera | PG | 16 | 364 | 13248 |
Poggiodomo | PG | 17 | 117 | 13365 |
Monte Cavallo | MC | 18 | 145 | 13510 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-02-20 07:43:35 |
42.84 | 13.0398 | 11 | 2020-02-20 07:50:48 |
Sala Sismica INGV-Roma | 76665211 |
Field | Value |
---|---|
Time (UTC) | 2020-02-20 07:43:35 ± 0.23 |
Latitude | 42.8400 ± 0.0081 |
Longitude | 13.0398 ± 0.0172 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 76665211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1396 |
Semi-minor axis of confidence ellipse (meter) | 847 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 80 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 273 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21854 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.6 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 76665211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-20 07:50:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PZUN.HHZ. | 2020-02-20T07:44:48.25 | 3.0 | undecidable | manual | Sn | -1.05 | 0 | |||
IV.ERC.EHZ. | 2020-02-20T07:44:42.36 | 3.0 | undecidable | manual | Sn | -1.48 | 0 | |||
IV.NDIM.HNZ. | 2020-02-20T07:44:41.91 | 3.0 | undecidable | manual | Sg | -0.31 | 0 | |||
FR.SAOF.HHZ.00 | 2020-02-20T07:44:39.74 | 3.0 | undecidable | manual | Sg | -4.12 | 0 | |||
IV.MTMR.HNZ. | 2020-02-20T07:44:38.10 | 3.0 | undecidable | manual | Sn | 4.74 | 0 | |||
IV.HPAC.HHZ. | 2020-02-20T07:44:34.12 | 3.0 | positive | manual | Pg | 5.76 | 0 | |||
IV.ARVD.HHZ. | 2020-02-20T07:44:32.75 | 3.0 | undecidable | manual | Sg | 12.39 | 0 | |||
IV.PE3.EHZ. | 2020-02-20T07:44:29.43 | 3.0 | undecidable | manual | Sg | 9.19 | 0 | |||
GU.GSCL.HHZ. | 2020-02-20T07:44:28.77 | 3.0 | undecidable | manual | Sg | -0.53 | 0 | |||
IV.CTI.HHZ. | 2020-02-20T07:44:22.76 | 3.0 | undecidable | manual | Pg | 7.65 | 0 | |||
IV.PTRJ.HNZ. | 2020-02-20T07:44:20.04 | 3.0 | undecidable | manual | Sn | -3.54 | 0 | |||
CR.STON.BHZ. | 2020-02-20T07:44:19.80 | 3.0 | positive | manual | Pn | -3.41 | 0 | |||
IV.CIMA.HNZ. | 2020-02-20T07:44:18.62 | 3.0 | undecidable | manual | P | 0 | ||||
GU.CARD.HHZ. | 2020-02-20T07:44:10.78 | 3.0 | undecidable | manual | S | -9.99 | 0 | |||
IV.SBPO.HNZ. | 2020-02-20T07:44:09.25 | 3.0 | positive | manual | Pg | 8.28 | 0 | |||
IV.MILN.HHZ. | 2020-02-20T07:43:59.74 | 3.0 | negative | manual | Pn | -9.46 | 0 | |||
IV.CAFE.HHZ. | 2020-02-20T07:43:52.73 | 3.0 | positive | manual | Pn | -3.2 | 0 | |||
IV.COLB.HHZ. | 2020-02-20T07:43:51.45 | 3.0 | undecidable | manual | Pg | 6.17 | 0 | |||
IV.FDMO.HHZ. | 2020-02-20T07:43:44.01 | 0.6 | undecidable | manual | S | 10 | 22.1556 | 50 | -0.06 | 48 |
IV.MC2.EHZ. | 2020-02-20T07:43:42.00 | 0.1 | undecidable | manual | S | 57 | 14.4744 | 127 | 0.07 | 98 |
IV.PTRJ.HHZ. | 2020-02-20T07:43:42.68 | 3.0 | undecidable | manual | Pn | -5.57 | 0 | |||
IV.MMO1.EHZ. | 2020-02-20T07:43:40.71 | 0.3 | undecidable | manual | P | 74 | 24.2535 | 50 | -0.13 | 71 |
IV.FDMO.HHZ. | 2020-02-20T07:43:40.68 | 0.6 | negative | manual | P | 10 | 22.1556 | 50 | 0.17 | 49 |
IT.FIE.HGZ. | 2020-02-20T07:43:39.36 | 3.0 | negative | manual | Pn | -4.81 | 0 | |||
IV.NRCA.HHZ. | 2020-02-20T07:43:39.66 | 0.6 | undecidable | manual | S | 97 | 6.0939 | 151 | -0.31 | 49 |
IV.MC2.EHZ. | 2020-02-20T07:43:39.43 | 0.1 | undecidable | manual | P | 57 | 14.4744 | 127 | 0.15 | 98 |
IV.NRCA.HHZ. | 2020-02-20T07:43:38.23 | 0.1 | undecidable | manual | P | 97 | 6.0939 | 151 | 0.08 | 100 |
IV.LAV9.HNZ. | 2020-02-20T07:43:31.74 | 3.0 | undecidable | manual | Pg | 1.98 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.7 | 0.00007214999999999999 | 0.16 | AML | other | m | 2020-02-20T07:43:41.33 |
IV.NRCA.HHE. | ML:0.6 | 0.00006085 | 0.12 | AML | other | m | 2020-02-20T07:43:41.62 |
IV.ARVD.HHE. | ML:1.8 | 0.0000892 | 0.42 | AML | other | m | 2020-02-20T07:44:15.87 |
IV.ARVD.HHN. | ML:1.6 | 0.0000599 | 0.42 | AML | other | m | 2020-02-20T07:44:56.63 |