A magnitude mb 5.5 earthquake occured in region: Near east coast of eastern Honshu, Japan [Sea: Japan], on
and geographic coordinates (lat, lon) 35.7700, 141.7400 at 2 km depth.
The earthquake was located by: CSEM.
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.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
mb 5.5 | 2011-03-12 11:45:59 |
35.77 | 141.74 | 2 | 2013-01-05 23:03:30 |
CSEM | 1181319 |
Field | Value |
---|---|
Time (UTC) | 2011-03-12 11:45:59 |
Latitude | 35.7700 |
Longitude | 141.7400 |
Depth (km) | 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> CSEM |
Event type | earthquake |
Origin ID | 1181319 |
Field | Value |
---|---|
Preferred uncertainty description | |
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) | |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00000 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 5.5 |
Uncertainty | |
Num. used stations | |
Type of magnitude | mb |
Reference to an origin | 1181319 |
Agency | INGV |
Autore | CSEM |
Time of creation (UTC) | 2013-01-05 23:03:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPAZ.HHZ. | 2011-03-12T11:59:04.04 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.SALB.HHZ. | 2011-03-12T11:58:57.54 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.CERA.HHZ. | 2011-03-12T11:58:55.53 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.ACER.HHZ. | 2011-03-12T11:58:54.95 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.TERO.HHZ. | 2011-03-12T11:58:53.61 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.AMUR.HHZ. | 2011-03-12T11:58:52.18 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.FDMO.HHZ. | 2011-03-12T11:58:52.79 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.FSSB.HHZ. | 2011-03-12T11:58:51.75 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
MN.PDG.HHZ. | 2011-03-12T11:58:41.44 | 0.1 | undecidable | manual | P | 0 | 0 | 0 | ||
GU.SC2M.HHN. | 2011-03-12T11:58:41.99 | 10.0 | undecidable | manual | P | 0 | 0 | 0 | ||
IV.HAGA.HHE. | 2011-03-12T11:58:32.20 | 10.0 | undecidable | manual | P | 0 | 0 | 0 |