A magnitude ML 0.9 earthquake occured in region: 5 km E Velletri (RM), on
and geographic coordinates (lat, lon) 41.6680, 12.8390 at 10 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 |
---|---|---|---|---|
Velletri | RM | 6 | 53303 | 53303 |
Cori | LT | 7 | 11065 | 64368 |
Lariano | RM | 7 | 13432 | 77800 |
Rocca Massima | LT | 7 | 1136 | 78936 |
Cisterna di Latina | LT | 8 | 36868 | 115804 |
Artena | RM | 10 | 14276 | 130080 |
Lanuvio | RM | 11 | 13632 | 143712 |
Nemi | RM | 12 | 1943 | 145655 |
Genzano di Roma | RM | 13 | 23970 | 169625 |
Labico | RM | 14 | 6379 | 176004 |
Valmontone | RM | 14 | 15959 | 191963 |
Norma | LT | 14 | 3946 | 195909 |
Rocca di Papa | RM | 15 | 17034 | 212943 |
Ariccia | RM | 15 | 19407 | 232350 |
Rocca Priora | RM | 15 | 11962 | 244312 |
Colleferro | RM | 16 | 21595 | 265907 |
Segni | RM | 16 | 9159 | 275066 |
Albano Laziale | RM | 16 | 41715 | 316781 |
Montelanico | RM | 17 | 2131 | 318912 |
San Cesareo | RM | 18 | 15153 | 334065 |
Aprilia | LT | 18 | 73446 | 407511 |
Sermoneta | LT | 18 | 9842 | 417353 |
Monte Compatri | RM | 18 | 11978 | 429331 |
Castel Gandolfo | RM | 18 | 8997 | 438328 |
Gavignano | RM | 18 | 1916 | 440244 |
Cave | RM | 19 | 11287 | 451531 |
Marino | RM | 19 | 43026 | 494557 |
Zagarolo | RM | 19 | 17843 | 512400 |
Monte Porzio Catone | RM | 19 | 8693 | 521093 |
Palestrina | RM | 20 | 21672 | 542765 |
Grottaferrata | RM | 20 | 20327 | 563092 |
Colonna | RM | 20 | 4287 | 567379 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.7
ML 0.9 |
2011-05-26 03:38:46 |
41.668 | 12.839 | 10 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1221839 |
Field | Value |
---|---|
Time (UTC) | 2011-05-26 03:38:46 ± 0.16 |
Latitude | 41.6680 ± 0.0099 |
Longitude | 12.8390 ± 0.0108 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1221839 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1316 |
Semi-minor axis of confidence ellipse (meter) | 579 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 36 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1421.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 206 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 6 |
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) | 0.32915 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.4 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1221839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 23:58:20 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1221839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 23:58:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTGR.SHZ. | 2011-05-26T03:39:11.57 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GUAR.HHZ. | 2011-05-26T03:39:00.80 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GIUL.HHE. | 2011-05-26T03:38:59.38 | 0.3 | undecidable | manual | Sg | 109 | 36.5412 | 0.144 | 98 | |
IV.CERT.HHN. | 2011-05-26T03:38:58.43 | 0.6 | undecidable | manual | Sg | 21 | 33.2445 | 0.061 | 67 | |
IV.CERT.HHN. | 2011-05-26T03:38:53.39 | 0.3 | undecidable | manual | Pg | 21 | 33.2445 | -0.083 | 100 | |
IV.GIUL.HHE. | 2011-05-26T03:38:53.75 | 0.3 | undecidable | manual | Pg | 109 | 36.5412 | -0.223 | 97 | |
IV.RDP.HHZ. | 2011-05-26T03:38:52.64 | 0.6 | undecidable | manual | Sg | 315 | 14.2746 | -0.181 | 68 | |
IV.RDP.HHZ. | 2011-05-26T03:38:50.51 | 0.3 | undecidable | manual | Pg | 315 | 14.2746 | 0.241 | 100 | |
IV.CAFE.HHE. | 2011-05-26T03:38:45.38 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |