Solar prominence seen in hydrogen-alpha light on July 7,2012. Photographed with a Lunt Solar LS60Scope/LS50 Hydrogen Alpha Solar filter; DMK 21AF04 firewire camera,2x barlow 1/13 sec exp. for prominences; 1/38 sec for surface details | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chumack, John |
Taille de l’image : | 3256 px × 2400 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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