The sun seen in hydrogen-alpha light on September 19,2012. Photographed with a Lunt Solar LS60 Scope/LS50 Hydrogen Alpha Solar filter; Canon Rebel Xsi & ISO 400,1/3 sec exp for prominences; 1/54 sec for surface details | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chumack, John |
Bildgröße: | 2700 px × 1955 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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