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Showing posts with label Star Trail Astrophotography. Show all posts
Showing posts with label Star Trail Astrophotography. Show all posts

Monday, July 14, 2014

Canon 60Da Star Trail Astrophotography

Star Trails - Canon 60Da, Canon Lens EF 16 35mm f2.8L II U, Fixed Tripod, Dew Heater, 37 images - Exposure time 2 min , ISO 400, Aperture F4.0. Post-processing: StarStax and Photoshop, Star Spikes filter

Canon 60Da Star Trail Astrophotography - Upstate New York

For last image I used the Star Spikes filter.

StarSpikes Pro for Startrails
StarStax - Startrails
 From image easy to see that stars have counterclockwise direction of rotation. Our watch hands do not follow the star rotation direction; its follow the rotation direction of shadow of Sun. The shadow has the opposite direction to sky rotation. Even simple astro photo has a lot staff behind the scenes. This is why I like astrophotography.