Digital Drift DataBase
This DriftBase Web Portal accesses only Lowell GIRO collections.
Mirror GIRO sites
are operated by UFA (Europe), SANSA (Africa) & IGG CAS (Asia)
⚠️ IMPORTANT:
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License Requirements
Please read Rules of the Road for license information and refer to Acknowledgements List to use GIRO data per license requirements.
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Ionogram Images
Select Station List or Calendar List above to access ionogram images.
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SAOExplorer
For access to numerical data in DIDBase, install SAOExplorer