Geoscientific Instrumentation, Methods and Data Systems
Geoscientific Instrumentation, Methods and Data Systems
GI
Articles | Volume 6, issue 2
Articles | Volume 6, issue 2
https://doi.org/10.5194/gi-6-257-2017
© Author(s) 2017. This work is distributed under
the Creative Commons Attribution 3.0 License.
https://doi.org/10.5194/gi-6-257-2017
© Author(s) 2017. This work is distributed under
the Creative Commons Attribution 3.0 License.
Articles | Volume 6, issue 2
Research article
 | 
13 Jul 2017
Research article |  | 13 Jul 2017

Semiautomatic sun shots with the WIDIF DIflux

Jean L. Rasson, Olivier Hendrickx, and Jean-Luc Marin

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Short summary
In geomagnetism, geodesy and in general disciplines requiring orientation on Earth, accurately finding the direction of true north is a challenge. This paper describes a method to do so using a traditional theodolite and the proposed apparatus: an electro-optical add-on. The details of the concepts, design and operation of the add-on are explained.
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