- 太阳射电图:Solar magnetograms, EUV images, GOES X-ray flux data.
- Magnetograms:
http://solar-center.stanford.edu/solar-images/magnetograms.html (some sunspot information)
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- Extremely ultraviolet Imaging Telescope(EIT)
- The EIT instrument is sensitive to light of four different wavelengths: 17.1, 19.5, 28.4, and 30.4 nm, )wikipedia
- Extremely ultraviolet Imaging Telescope(EIT)
https://umbra.nascom.nasa.gov/eit/EIT.html
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- GOES(Geostationary Operational Environment Satellite)