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Data Surgery

How accurate are MasterMap topography spot heights?

hertzsprung
    • 16 October 2019 08:40am
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    • Registered: 16 October 2019 08:32am
    • Last active: 16 October 2019 08:32am

    The spot heights in the sample data over Exeter with feature code 15404 are presented as an integer value in metres. But how accurate are these spot heights? I had assumed that spot heights are GPS measurements that are accurate to a few centimetres.

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