A magnitude ML 1.8 earthquake occured in region: 5 km W Aidone (EN), on
and geographic coordinates (lat, lon) 37.4350, 14.3910 at 36 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 |
---|---|---|---|---|
Aidone | EN | 6 | 4889 | 4889 |
Piazza Armerina | EN | 6 | 21886 | 26775 |
Valguarnera Caropepe | EN | 7 | 7866 | 34641 |
Mirabella Imbaccari | CT | 13 | 4912 | 39553 |
Raddusa | CT | 13 | 3178 | 42731 |
San Cono | CT | 16 | 2697 | 45428 |
San Michele di Ganzaria | CT | 18 | 3245 | 48673 |
Enna | EN | 18 | 28019 | 76692 |
Barrafranca | EN | 18 | 13380 | 90072 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML 1.8 |
2009-08-28 12:21:30 |
37.435 | 14.391 | 36 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 957409 |
Field | Value |
---|---|
Time (UTC) | 2009-08-28 12:21:30 ± 0.29 |
Latitude | 37.4350 ± 0.0135 |
Longitude | 14.3910 ± 0.0204 |
Depth (km) | 36 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 957409 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1797 |
Semi-minor axis of confidence ellipse (meter) | 1010 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2343.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.77 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.09807 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.4 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 957409 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 18:16:50 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 957409 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 18:16:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LAV9.HHN. | 2009-08-28T12:22:37.31 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MSC.EHZ. | 2009-08-28T12:22:17.79 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CORL.HHZ. | 2009-08-28T12:22:08.44 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.ZCCA.HHN. | 2009-08-28T12:22:05.51 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MMME.HHE. | 2009-08-28T12:21:58.99 | 0.1 | undecidable | manual | Sg | 53 | 93.8394 | 0.514 | 80 | |
IV.GIB.EHE. | 2009-08-28T12:21:54.17 | 0.1 | undecidable | manual | Sg | 333 | 69.4749 | 1.029 | 69 | |
IV.SSY.HHE. | 2009-08-28T12:21:54.09 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.PLLN.SHE. | 2009-08-28T12:21:53.42 | 0.1 | undecidable | manual | Sg | 341 | 65.5899 | 1.217 | 63 | |
IV.CSLB.SHZ. | 2009-08-28T12:21:52.09 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MNO.SHN. | 2009-08-28T12:21:50.88 | 0.1 | undecidable | manual | Sg | 26 | 61.1943 | -0.257 | 91 | |
IV.HCRL.HHZ. | 2009-08-28T12:21:50.44 | 0.1 | undecidable | manual | Sg | 106 | 58.9965 | -0.179 | 93 | |
IV.IACL.HHN. | 2009-08-28T12:21:49.81 | 0.3 | undecidable | manual | Pg | 359 | 121.8891 | -0.425 | 57 | |
IV.HVZN.HHN. | 2009-08-28T12:21:47.52 | 0.1 | undecidable | manual | Sg | 135 | 40.3263 | 1.094 | 67 | |
IV.MMME.HHE. | 2009-08-28T12:21:46.83 | 0.1 | undecidable | manual | Pg | 53 | 93.8394 | 0.076 | 88 | |
IV.ECNV.HHZ. | 2009-08-28T12:21:45.58 | 0.1 | undecidable | manual | Sg | 58 | 33.4443 | 0.55 | 86 | |
IV.RESU.HHN. | 2009-08-28T12:21:45.39 | 0.1 | undecidable | manual | Sg | 309 | 37.629 | -0.48 | 89 | |
IV.RAFF.HHZ. | 2009-08-28T12:21:43.51 | 0.1 | undecidable | manual | Sg | 186 | 23.6541 | 0.183 | 98 | |
IV.GALF.HHZ. | 2009-08-28T12:21:43.71 | 0.6 | undecidable | manual | Sg | 27 | 34.2435 | -1.48 | 29 | |
IV.GIB.EHE. | 2009-08-28T12:21:43.70 | 0.1 | undecidable | manual | Pg | 333 | 69.4749 | 0.025 | 93 | |
IV.PLLN.SHE. | 2009-08-28T12:21:42.06 | 0.1 | undecidable | manual | Pg | 341 | 65.5899 | -1.074 | 66 | |
IV.MNO.SHN. | 2009-08-28T12:21:42.18 | 0.1 | undecidable | manual | Pg | 26 | 61.1943 | -0.335 | 89 | |
IV.HCRL.HHZ. | 2009-08-28T12:21:41.84 | 0.1 | undecidable | manual | Pg | 106 | 58.9965 | -0.378 | 89 | |
IV.RESU.HHN. | 2009-08-28T12:21:40.01 | 0.1 | undecidable | manual | Pg | 309 | 37.629 | 0.537 | 89 | |
IV.HVZN.HHN. | 2009-08-28T12:21:39.81 | 0.1 | undecidable | manual | Pg | 135 | 40.3263 | 0.013 | 98 | |
IV.GALF.HHZ. | 2009-08-28T12:21:38.21 | 0.6 | undecidable | manual | Pg | 27 | 34.2435 | -0.872 | 39 | |
IV.ECNV.HHZ. | 2009-08-28T12:21:38.26 | 0.1 | undecidable | manual | Pg | 58 | 33.4443 | -0.727 | 83 | |
IV.RAFF.HHZ. | 2009-08-28T12:21:37.94 | 0.1 | undecidable | manual | Pg | 186 | 23.6541 | -0.066 | 100 | |
IV.MCEL.HHE. | 2009-08-28T12:21:30.21 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.TRIV.HHN. | 2009-08-28T12:21:12.60 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MEU.SHZ. | 2009-08-28T12:20:59.91 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.MEU.SHZ. | 2009-08-28T12:20:50.69 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |