M 6.4 - north of Ascension Island
- 1990-08-05 17:42:32 (UTC)
- 1.080°S 13.887°W
- 10.0 km depth
CENTROID, MOMENT TENSOR (HRV) Data Used: GDSN L.P.B.: 16S, 42C M.W.: 13S, 28C Centroid Location: Origin Time 17:42:42.6 0.1 Lat 0.71S 0.01 Lon 13.81W 0.01 Dep 15.0 FIX Half-duration 6.4 Moment Tensor; Scale 10**18 Nm Mrr=-0.50 0.04 Mtt=2.15 0.05 Mff=-1.65 0.05 Mrt=0.82 0.19 Mrf=1.30 0.20 Mtf=-4.72 0.04 Principal Axes: (T) Val=5.33 Plg=0 Azm=214 (N) Val=-0.01 Plg=72 Azm=306 (P) Val=-5.32 Plg=18 Azm=124 Best Double Couple:Mo=5.3*10**18 NP1:Strike=260 Dip=77 Slip=-168 NP2:Strike=168 Dip=78 Slip=-13