M 6.9 - 78 km WSW of Adak, Alaska

  • 1999-03-20 10:47:45 (UTC)
  • 51.587°N 177.668°W
  • 33.0 km depth

Moment Tensor

 Contributed by US DUPUTEL last updated 2015-02-12 16:21:18 (UTC)
  • The data below are the most preferred data available
  • The data below have been reviewed by a scientist

W-phase Moment Tensor (Mww)

Moment
2.497e+19 N-m
Magnitude
6.87 Mww
Depth
40.5 km
Percent DC
98%
Half Duration
9.00 s
Catalog
DUPUTEL
Data Source
DUPUTEL
Contributor
US
Nodal Planes
PlaneStrikeDipRake
NP1263°28°116°
NP254°65°77°
Principal Axes
AxisValuePlungeAzimuth
T 2.509e+19 67° 299°
N -0.024e+19 12° 59°
P -2.486e+19 19° 153°