A magnitude Md 2.5 earthquake occured in region: 7 km N Nettuno (RM), on
and geographic coordinates (lat, lon) 41.5250, 12.6560 at 9 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 |
---|---|---|---|---|
Nettuno | RM | 7 | 49167 | 49167 |
Aprilia | LT | 8 | 73446 | 122613 |
Anzio | RM | 9 | 54211 | 176824 |
Ardea | RM | 13 | 49183 | 226007 |
Cisterna di Latina | LT | 16 | 36868 | 262875 |
Lanuvio | RM | 18 | 13632 | 276507 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 2.1 |
1989-04-15 16:46:30 |
41.525 | 12.656 | 9 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 89929 |
Field | Value |
---|---|
Time (UTC) | 1989-04-15 16:46:30 ± 0.673 |
Latitude | 41.5250 ± 0.0271 |
Longitude | 12.6560 ± 0.0395 |
Depth (km) | 9 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 89929 |
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) | 4457.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 282 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00210 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01376 |
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 | 5 |
Type of magnitude | Md |
Reference to an origin | 89929 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:24:22 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 89929 |
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. | 1989-04-15T16:47:01.77 | 10.0 | undecidable | manual | SG | 77 | 0.8769 | 0.42 | 0.4 | |
--.MNS.Z. | 1989-04-15T16:47:00.60 | 10.0 | undecidable | manual | SG | 1 | 0.8547 | -0.58 | 0.3 | |
--.ASS.Z. | 1989-04-15T16:46:59.10 | 10.0 | undecidable | manual | PN | 359 | 1.5318 | 0.85 | 0.2 | |
--.SDI.Z. | 1989-04-15T16:46:48.16 | 10.0 | undecidable | manual | PG | 77 | 0.8769 | -0.34 | 1.2 | |
--.MNS.Z. | 1989-04-15T16:46:47.49 | 10.0 | undecidable | manual | PG | 1 | 0.8547 | -0.6 | 0.6 | |
--.RMP.Z. | 1989-04-15T16:46:42.35 | 10.0 | undecidable | manual | SG | 6 | 0.2886 | 0.05 | 0.7 | |
--.RDP.Z. | 1989-04-15T16:46:41.21 | 10.0 | undecidable | manual | SG | 10 | 0.2331 | 0.6 | 0.3 | |
--.RMP.Z. | 1989-04-15T16:46:37.50 | 10.0 | undecidable | manual | PG | 6 | 0.2886 | 0 | 1.8 | |
--.RDP.Z. | 1989-04-15T16:46:36.48 | 10.0 | positive | manual | PG | 10 | 0.2331 | -0.05 | 3.5 |