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Research Opportunities

• Data Mining

• Student Projects

• Research Portal

Other Resources

In addition to the user submitted databases above which are constantly growing, The AAVSO also has several other data products available.

Photometry:

• APASS - Standard magnitudes of all stars between 10-17th magnitude. For more information click here. 
• Eggen Cards - 
• APASS Epoch Photometry - Individual photometric measurements from the APASS survey
• AAVSOnet epoch photometry database

Miscellaneous

• VSX - Index of meta data on variable stars including position, variability type, and literature references
• Solar - Sunspot Database
• SID - Database of sudden ionospheric disturbances