A magnitude Md 2.5 earthquake occured in region: 4 km N Ardea (RM), on
and geographic coordinates (lat, lon) 41.6460, 12.5500 at 16 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 |
---|---|---|---|---|
Ardea | RM | 4 | 49183 | 49183 |
Pomezia | RM | 5 | 62966 | 112149 |
Aprilia | LT | 10 | 73446 | 185595 |
Ariccia | RM | 13 | 19407 | 205002 |
Albano Laziale | RM | 13 | 41715 | 246717 |
Lanuvio | RM | 13 | 13632 | 260349 |
Genzano di Roma | RM | 14 | 23970 | 284319 |
Castel Gandolfo | RM | 14 | 8997 | 293316 |
Nemi | RM | 16 | 1943 | 295259 |
Marino | RM | 17 | 43026 | 338285 |
Ciampino | RM | 18 | 38412 | 376697 |
Rocca di Papa | RM | 19 | 17034 | 393731 |
Grottaferrata | RM | 19 | 20327 | 414058 |
Velletri | RM | 20 | 53303 | 467361 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.8 |
1989-06-16 19:58:50 |
41.646 | 12.55 | 16 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 93319 |
Field | Value |
---|---|
Time (UTC) | 1989-06-16 19:58:50 ± 0.477 |
Latitude | 41.6460 ± 0.0222 |
Longitude | 12.5500 ± 0.0373 |
Depth (km) | 16 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 93319 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3960.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 281 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00146 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00842 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 93319 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:27:28 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 93319 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SDI.Z. | 1989-06-16T19:59:22.51 | 10.0 | undecidable | manual | SN | 85 | 0.9324 | 0.27 | 0.2 | |
--.MNS.Z. | 1989-06-16T19:59:16.31 | 10.0 | undecidable | manual | SG | 7 | 0.7326 | -0.18 | 0.4 | |
--.AZI.Z. | 1989-06-16T19:59:16.00 | 10.0 | undecidable | manual | SG | 62 | 0.7326 | -0.38 | 0.2 | |
--.SDI.Z. | 1989-06-16T19:59:08.98 | 10.0 | positive | manual | PN | 85 | 0.9324 | 0.12 | 1.9 | |
--.AZI.Z. | 1989-06-16T19:59:05.00 | 10.0 | undecidable | manual | PG | 62 | 0.7326 | -0.48 | 0.2 | |
--.MNS.Z. | 1989-06-16T19:59:05.58 | 10.0 | undecidable | manual | PG | 7 | 0.7326 | 0.04 | 1.2 | |
--.RDP.Z. | 1989-06-16T19:58:59.29 | 10.0 | undecidable | manual | SG | 48 | 0.1665 | 0.73 | 0 | |
--.RMP.Z. | 1989-06-16T19:58:59.77 | 10.0 | undecidable | manual | SG | 34 | 0.1998 | 0.33 | 0.2 | |
--.RDP.Z. | 1989-06-16T19:58:55.17 | 10.0 | negative | manual | PG | 48 | 0.1665 | -0.01 | 2.8 | |
--.RMP.Z. | 1989-06-16T19:58:55.67 | 10.0 | positive | manual | PG | 34 | 0.1998 | -0.02 | 2.8 |