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find Speed using GPS latitude & longitude

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Last Modified: 2017-03-14
Environment :
1. Linux, C++
2. UM7 Device contains (GPS latitude, longitude, Altitude, Accelerometer, Gyrometer).

I am getting below data using UM7 device fitted on moving vehicle :

    GPS latitude, longitude, Altitude.
      Accelerometer (x,y,z)
        Gyrometer (x,y,z)

        How can I calculate vehicle movements (left, right) using
        Latitude, Longitude & Altitude ,Accelerometer, Gyrometer data ?


        How can I calculate Speed ?

        Any suggestion / help is highly appreciated.
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        Paul SauvéRetired
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        sandy wareSoftware Engineer

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        Commented:
        thanks expert for your help.
        I am able to calculate velocity using :
           https://excelribbon.tips.net/T009512_Calculating_the_Distance_between_Points.html

        Any suggestion how can I calculate vehicle movements (left, right) using  Latitude, Longitude & Altitude ,Accelerometer, Gyrometer data ?
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