Saturday, June 18, 2011

astrophotography


I've always wanted to take a star trails photo but just never seemed to have the time. Until now. Now that i'm done with my test, i'm going to include in this blog a bunch of photos that I never had time to take before. Last night when I was coming back home, after a terrible thunderstorm, I saw the moon with a faint red cast to it. Perhaps it was due to the recent eclipse that was visible in Asia. I know that particles in the atmosphere refract some of the rays of sunlight, which I guess would scatter the green part of the spectrum more especially when the sun's rays hit the atmosphere at a low angle (like sunrise). And just like in sunrise when the sky seems a faint red, the net effect must result in that slight red moon I saw last night. Anyways, just some thoughts. Despite being exhausted, I took the 70-200 and mounted it on a tripod right by my window and snapped a few photos. 1/5s exposure, f/16, @ 200 mm. I cheated a little, since I know I state that I do not like to edit my photos and would not, but I did crop about 25% of the photo out for a better composition. C&C welcome!

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