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FloeNavi Toolbox

Python toolbox for managing and transforming GPS positions for measurements into a cartesian coordinate system anchored in drifting sea ice using a reference station. The toolbox was created for the Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC), but can be used with any source of reference data.

The toolbox has built-in supports two source of reference sources:

  1. Polarstern position and heading
  2. MOSAiC floenavi virtual reference station

The floenavi toolbox and the underlying icedrift package are published under a MIT License and provided "as is" and without warranty of any kind.

Citation

FloeNavi toolbox 1.0.2 (https://gitlab.awi.de/floenavi-crs), Stefan Hendricks, Alfred Wegener Institute Helmholtz Center for Polar and Marine Research (DATE OF LAST ACCESS).

Requirements

The toolbox is based on python 3 and has been tested until python 3.7 version so far. In addition to standard python packages it uses the icedrift package for the coordinate transformation.

A internet connection is required when using the Polarstern as reference station as reference data is automatically queried from a REST interface.

Installation

The python uses standard python package conventions and can be installed with pip directly from the git repository:

pip install git+https://gitlab.awi.de/floenavi-crs/floenavi.git

Examples

Using the floenavi toolbox with:

  1. floenavi basestation data
  2. polarstern reference data

Contributing

Preferred method for reporting any issues is the issue tracker of this project. Alternatively contact Stefan Hendricks via email.