Abstract
Our Sun is the only star whose surface we can study in detail due to its proximity. Through space missions are also in situ measurements possible.
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Notes
- 1.
Formerly solar-terrestrial relations, now Space Weather.
- 2.
Often one simply speaks of field strengths, although B = μH, μ =Permeability.
- 3.
1 Gauss = 1 G = 10−4 Tesla.
- 4.
In visible light at a few eV.
- 5.
SIDC Sunspot number, Solar Influences Data Center, Brussels.
- 6.
Launched on 20 August 1977.
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Hanslmeier, A. (2023). The Sun. In: Introduction to Astronomy and Astrophysics. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-662-64637-3_7
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DOI: https://doi.org/10.1007/978-3-662-64637-3_7
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