EQ History from 2003 to time of main shock
 Events are listed from geographic area 41.8332925 42.0332923 120.0665488 120.3998818
 Reference point in table is the mainshock of 200406250141

Distance and Azimuth from reference point to each earthquake
Reference point at Location   41.9360  120.2350

Event_Date___(UT) Depth  Mag  Dist(km)  Az(deg) Site Lat   Site Lon
2004 0625   01:41  22.8  3.0       0.0     20.7  41.9363   120.2348