04 Apr 2020 17:41 UT
Enter a date: Ex: 28/3/2001, 28.3.1, 28-3-01,YYYYMMDD or YYMMDD
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BASS2000 archives and distributes groundbased solar observations provided by various instruments: the THEMIS telescop,  the RadioHéliographe and Réseau Décamétrique of Nancay, the SpectroHéliographes of Meudon and Coimbra, the Coronographe and CLIMSO of Pic du Midi, USET at Royal Observatory of Belgium ...
Two services are provided:
  • Solar Survey archive with on-line data and daily upgraded (this site),
  • A Long Term archive with data from various telescops (in particular THEMIS), including complete routine observations series.


The data available from this WWW server are intended for scientific or educationnal purpose only. They cannot be used for a commercial purpose. Publication requires the agreement of the data provider.

Contact us for further information.

Titre BASS2000
ISSN 2417-8616

For scientific or technical questions or any suggestions, contact us!

Project team
Jean Aboudarham: Scientific director
Paulette Micheneau: DBA and system engineer
Christian Renié: Database and web design
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Last update: 15 Mar 2018 15:19