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| Canon 5D Mark II with Canon EF 50mm f/1.8 @ f/6.3, 10s with ISO 800 (composite of two frames) |
| Mitterdorf, Sept. 16th. 2011 |
| Moondogs are very rare. These are bright spots on a lunar halo. You can even see the spectral colours. They are caused by the refraction of moonlight by hexagonal-plate-shaped ice crystals in cirrus clouds. The bright star near by the moon is Jupiter. |