Pinwheel galaxy
Pinwheel galaxy
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Equipment used:
Telescope: Celestron C8 SCT with 0.63x reducer-corrector
Camera: ZWO 1600MM Pro with ZWO LRGB filters
Guiding equipment: ZWO 290MM on Celestron Guidescope
Mount: Skywatcher AZEQ6 GT
Total exposure time: 5 hours (2 hours L, 1 hour each RGB, 5 min each exposure)
Imaging site: Aylesbury, UK
The Pinwheel Galaxy, also known as M101 or NGC 5457, is a spiral galaxy located in the constellation Ursa Major, approximately 21 million light-years from Earth. It is known for its bright blue arms, which indicate regions of intense star formation. The galaxy is face-on and rotates counterclockwise.
Key Features:
Distance: Located 21 million light-years from Earth.
Size: About twice the diameter of the Milky Way.
Star Count: Estimated to contain about 1 trillion stars.
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