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  4. Weather Observation Station 19
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Weather Observation Station 19

  • thechampions1231
     + 0 comments
    select round(sqrt(
power(max(p2.LAT_N)-min(p1.LAT_N),2) + power(max(p2.LONG_W)-min(p1.LONG_W),2)
             ),4) from STATION p1,STATION p2 where p1.ID = p2.ID