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  4. Weather Observation Station 19
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Weather Observation Station 19

  • ros_alex79
     + 0 comments
    -- MySQL
select round(
pow(
pow(max(lat_n) - min(lat_n), 2) +
pow(max(long_w) - min(long_w), 2)
    , 0.5)
    , 4) as distance
from station;