A magnitude ML 1.1 earthquake occured in region: 6 km W Sassoferrato (AN), on
and geographic coordinates (lat, lon) 43.4330, 12.7840 at 14 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Sassoferrato | AN | 6 | 7285 | 7285 |
Serra Sant'Abbondio | PU | 7 | 1027 | 8312 |
Scheggia e Pascelupo | PG | 10 | 1393 | 9705 |
Frontone | PU | 10 | 1300 | 11005 |
Costacciaro | PG | 10 | 1216 | 12221 |
Sigillo | PG | 12 | 2404 | 14625 |
Genga | AN | 12 | 1797 | 16422 |
Cantiano | PU | 13 | 2245 | 18667 |
Fabriano | AN | 15 | 31480 | 50147 |
Arcevia | AN | 15 | 4612 | 54759 |
Pergola | PU | 15 | 6333 | 61092 |
Fossato di Vico | PG | 15 | 2840 | 63932 |
Cagli | PU | 17 | 8731 | 72663 |
Gubbio | PG | 19 | 32216 | 104879 |
Serra San Quirico | AN | 19 | 2850 | 107729 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-01-22 21:47:38 |
43.4332 | 12.7837 | 14 | 2021-07-12 16:54:57 |
Bollettino Sismico Italiano INGV | 86943881 |
Reviewed Rev100 |
ML 1.7 | 2021-01-22 21:47:38 |
43.4327 | 12.7907 | 14 | 2021-01-22 21:52:14 |
Sala Sismica INGV-Roma | 86471691 |
Field | Value |
---|---|
Time (UTC) | 2021-01-22 21:47:38 ± 0.06 |
Latitude | 43.4332 ± 0.0027 |
Longitude | 12.7837 ± 0.0037 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86943881 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 315 |
Semi-minor axis of confidence ellipse (meter) | 133 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 252 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45416 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 86943881 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-08 16:53:40 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86471691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-22 21:52:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | 2021-01-22T21:47:55.29 | 0.3 | undecidable | manual | S | 151 | 50.4162 | 94 | 0.38 | 64 |
IV.ASSB.HHN. | 2021-01-22T21:47:53.53 | 0.3 | undecidable | manual | S | 193 | 44.5221 | 95 | 0.19 | 67 |
IV.CING.HNZ. | 2021-01-22T21:47:50.83 | 0.6 | undecidable | manual | S | 101 | 33.744 | 97 | 0.33 | 44 |
IV.ATCC.EHZ. | 2021-01-22T21:47:49.73 | 0.6 | undecidable | manual | S | 203 | 29.8479 | 99 | 0.27 | 45 |
IV.NARO.HHZ. | 2021-01-22T21:47:48.56 | 0.3 | undecidable | manual | S | 320 | 25.5522 | 101 | 0.23 | 68 |
IV.ASSB.HHN. | 2021-01-22T21:47:47.13 | 0.3 | undecidable | manual | P | 193 | 44.5221 | 95 | -0.14 | 68 |
IV.FDMO.HHE. | 2021-01-22T21:47:47.98 | 0.1 | undecidable | manual | P | 151 | 50.4162 | 94 | -0.2 | 88 |
IV.PIEI.HHZ. | 2021-01-22T21:47:47.64 | 0.3 | undecidable | manual | S | 300 | 23.0547 | 104 | -0.02 | 72 |
IV.CSP1.EHZ. | 2021-01-22T21:47:47.91 | 3.0 | positive | manual | P | -0.27 | 0 | |||
IV.FOSV.EHZ. | 2021-01-22T21:47:45.54 | 0.1 | undecidable | manual | S | 187 | 15.4734 | 117 | -0.22 | 93 |
IV.ARVD.HHZ. | 2021-01-22T21:47:45.38 | 0.3 | undecidable | manual | S | 60 | 14.5743 | 119 | -0.18 | 70 |
IV.CING.HNZ. | 2021-01-22T21:47:45.60 | 0.6 | undecidable | manual | P | 101 | 33.744 | 97 | -0.03 | 47 |
IV.ATSC.EHZ. | 2021-01-22T21:47:44.26 | 0.3 | undecidable | manual | S | 263 | 7.881 | 142 | 0.06 | 73 |
IV.NARO.HHZ. | 2021-01-22T21:47:44.30 | 0.3 | undecidable | manual | P | 320 | 25.5522 | 101 | -0.08 | 71 |
IV.ATCC.EHZ. | 2021-01-22T21:47:44.93 | 0.1 | positive | manual | P | 203 | 29.8479 | 99 | -0.1 | 93 |
IV.PIEI.HHZ. | 2021-01-22T21:47:43.87 | 0.1 | negative | manual | P | 300 | 23.0547 | 104 | -0.12 | 94 |
IV.SSFR.HNZ. | 2021-01-22T21:47:43.52 | 0.1 | undecidable | manual | S | 341 | 0.3996 | 178 | 0.02 | 100 |
IV.ATSC.EHZ. | 2021-01-22T21:47:42.07 | 0.1 | negative | manual | P | 263 | 7.881 | 142 | 0.08 | 97 |
IV.FOSV.EHZ. | 2021-01-22T21:47:42.78 | 0.1 | positive | manual | P | 187 | 15.4734 | 117 | -0.11 | 95 |
IV.ARVD.HHZ. | 2021-01-22T21:47:42.74 | 0.1 | positive | manual | P | 60 | 14.5743 | 119 | -0.04 | 97 |
IV.SSFR.HNZ. | 2021-01-22T21:47:41.67 | 0.1 | undecidable | manual | P | 341 | 0.3996 | 178 | 0.08 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SSFR.HHN. | ML:1.6 | 0.00058756895 | 0.0768 | AML | other | m | 2021-01-22T21:47:43.56 |
IV.SSFR.HHE. | ML:1.6 | 0.0005119355999999999 | 0.0896 | AML | other | m | 2021-01-22T21:47:43.69 |
IV.SSFR.HNN. | ML:1.8 | 0.00086426485 | 0.064 | AML | other | m | 2021-01-22T21:47:43.58 |
IV.SSFR.HNE. | ML:1.7 | 0.00067157515 | 0.0512 | AML | other | m | 2021-01-22T21:47:43.69 |
IV.ARVD.HHE. | ML:0.7 | 0.000043564325 | 0.0768 | AML | other | m | 2021-01-22T21:47:45.93 |
IV.ARVD.HHN. | ML:0.6 | 0.000036839199 | 0.0768 | AML | other | m | 2021-01-22T21:47:45.79 |
IV.FOSV.EHE. | ML:1.0 | 0.00008123527499999999 | 0.1408 | AML | other | m | 2021-01-22T21:47:45.64 |
IV.FOSV.EHN. | ML:0.8 | 0.000053818266999999996 | 0.128 | AML | other | m | 2021-01-22T21:47:46.47 |
IV.PIEI.HHN. | ML:0.9 | 0.00005070571 | 0.2048 | AML | other | m | 2021-01-22T21:47:47.72 |
IV.PIEI.HHE. | ML:1.0 | 0.00005567051 | 0.0768 | AML | other | m | 2021-01-22T21:47:48.12 |
IV.NARO.HHN. | ML:0.9 | 0.00004186433000000001 | 0.3712 | AML | other | m | 2021-01-22T21:47:48.56 |
IV.NARO.HHE. | ML:1.0 | 0.000053877044999999996 | 0.1024 | AML | other | m | 2021-01-22T21:47:48.92 |
IV.ATCC.EHE. | ML:1.3 | 0.00009565429000000001 | 1.2544 | AML | other | m | 2021-01-22T21:47:50.53 |