Date: 1997/ 4/11   Centroid Time:  5:34:49.7 GMT
  Lat=  39.61  Lon=  76.93
  Depth= 15.0   Half duration= 3.0
  Centroid time minus hypocenter time:  7.0
  Moment Tensor: Expo=25  -1.360 0.190 1.180 0.140 -1.150 1.120 
  Mw = 6.1    mb = 5.8    Ms = 6.1   Scalar Moment = 2.06e+25
  Fault plane:  strike=240    dip=37   slip=-45
  Fault plane:  strike=9    dip=65   slip=-118