A magnitude Md 1.6 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on
and geographic coordinates (lat, lon) 43.6990, 13.4790 at 31 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 |
---|---|---|---|---|
Ancona | AN | 10 | 100861 | 100861 |
Falconara Marittima | AN | 11 | 26565 | 127426 |
Montemarciano | AN | 15 | 9992 | 137418 |
Chiaravalle | AN | 17 | 14796 | 152214 |
Camerata Picena | AN | 17 | 2567 | 154781 |
Agugliano | AN | 19 | 4865 | 159646 |
Offagna | AN | 19 | 1935 | 161581 |
Camerano | AN | 20 | 7322 | 168903 |
Monte San Vito | AN | 20 | 6848 | 175751 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.6 | 2021-09-06 21:54:27 |
43.699 | 13.4793 | 31 | 2022-03-30 13:04:39 |
Bollettino Sismico Italiano INGV | 101323731 |
Reviewed Rev100 |
Md 1.6 | 2021-09-06 21:54:27 |
43.7143 | 13.4782 | 28 | 2021-09-06 22:01:47 |
Sala Sismica INGV-Roma | 95124641 |
Field | Value |
---|---|
Time (UTC) | 2021-09-06 21:54:27 ± 0.36 |
Latitude | 43.6990 ± 0.0153 |
Longitude | 13.4793 ± 0.0149 |
Depth (km) | 31 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 101323731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1760 |
Semi-minor axis of confidence ellipse (meter) | 931 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 195 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 246 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.65561 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 101323731 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-22 15:38:35 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 95124641 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-06 22:01:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PTRJ.HHZ. | 2021-09-06T21:55:52.66 | 3.0 | undecidable | manual | Sn | -1.01 | 0 | |||
IX.SNR3.EHZ.02 | 2021-09-06T21:55:22.01 | 3.0 | positive | manual | P | 8.43 | 0 | |||
IV.FIR.HHZ. | 2021-09-06T21:55:19.25 | 3.0 | undecidable | manual | Sn | 3.15 | 0 | |||
IV.PTRJ.HNZ. | 2021-09-06T21:55:19.65 | 3.0 | undecidable | manual | P | 15.4 | 0 | |||
IT.FIE.HGZ. | 2021-09-06T21:55:14.05 | 3.0 | undecidable | manual | Sn | -0.99 | 0 | |||
IX.SCL3.EHZ.02 | 2021-09-06T21:55:08.97 | 3.0 | undecidable | manual | P | -5.73 | 0 | |||
IV.SRES.HHZ. | 2021-09-06T21:55:03.26 | 3.0 | positive | manual | P | 8.52 | 0 | |||
IV.NARO.HHZ. | 2021-09-06T21:54:50.92 | 0.3 | undecidable | manual | S | 263 | 72.7716 | 108 | 0.37 | 67 |
IV.CING.HHZ. | 2021-09-06T21:54:43.22 | 0.6 | undecidable | manual | S | 213 | 42.5241 | 121 | 0.06 | 50 |
IV.ARVD.HHZ. | 2021-09-06T21:54:43.94 | 0.6 | undecidable | manual | S | 243 | 48.618 | 117 | -0.64 | 41 |
IV.COR1.EHZ. | 2021-09-06T21:54:42.53 | 0.6 | undecidable | manual | S | 259 | 39.1275 | 123 | 0.14 | 50 |
IV.NARO.HHZ. | 2021-09-06T21:54:40.85 | 0.3 | undecidable | manual | P | 263 | 72.7716 | 108 | -0.09 | 69 |
IV.AOI.HHZ. | 2021-09-06T21:54:38.35 | 0.6 | undecidable | manual | S | 149 | 19.2696 | 145 | -0.18 | 50 |
IV.ARVD.HHZ. | 2021-09-06T21:54:37.38 | 0.3 | undecidable | manual | P | 243 | 48.618 | 117 | -0.11 | 72 |
IV.COR1.EHZ. | 2021-09-06T21:54:36.10 | 0.3 | undecidable | manual | P | 259 | 39.1275 | 123 | -0.13 | 73 |
IV.CING.HHZ. | 2021-09-06T21:54:36.74 | 0.1 | undecidable | manual | P | 213 | 42.5241 | 121 | 0.07 | 100 |
IV.AOI.HHZ. | 2021-09-06T21:54:34.25 | 0.3 | undecidable | manual | P | 149 | 19.2696 | 145 | 0.24 | 75 |