Topographic survey by drone & photogrammetry: impressive 3D modeling of the Pic du midi d'Ossau (2885m).

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Superb job!

Great. What equipment did you use?

Many thanks Ecodrones.

Thank you Marc.

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Hi, watched the video - looks like a great project. Well done.

Well done!

How many altitudes did you use to get the same GSD?

Many thanks Antonie

Thank you.

Only two different altitudes.
It were one of the many difficulties but the more complicated was to comply with the position of the sun to photograph the different faces of the cliff and avoid shadows.

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I'm going to join now. Thanks for your answer.

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