Here is the source time function for the 970521_Vanuatu event.
 If you have any questions or comments, please contact
         tanioka@umich.edu
 
                         Yuichiro Tanioka and Larry Ruff
                         University of Michgan
 
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970521_Vanuatu                          
 LOCATION     -20.440  LAT.     169.110  LONG.                          
 ORIGIN TIME=  14 HOUR 10 MIN 28.7 SEC GMT   (NEIC Ms 6.4)
 Focal mechanism ( USGS MT )
      strike  dip   rake        strike  dip   rake
      173.    80.   119.        280.    31.    20.
 Depth  67. km (the best depth)
 Number of stations:  9
 The Maximum moment rate (10**20 Nm/s) =    4.73080E-02
 One "space" represents   0.400000 sec
 Moment of the main pulse:  0.110 (10**20 Nm) at 5.0 sec (Mw 6.7)
 
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0         4         8    10 sec
                             
 
 Numerical values of source time function
 Sampling dt:  0.4sec
 X10**17 Nm/sec
  0.00  5.62 11.04 24.63 42.06 47.31 39.55 30.67 23.56 15.89
 19.80  8.05  5.99 -4.38  2.76  4.21  5.34  3.89  0.69  4.85
  4.54  5.76  4.68  3.83  2.71  4.37
(STF Catalog Listing, go to: "http://www.geo.lsa.umich.edu/SeismoObs/STF.html")