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Gerhard Bachmayer | all galleries >> AstroPhotos >> Astrophotos 2008-2024 > IC443/IC444 in Gemini (APOD)
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IC443/IC444 in Gemini (APOD)

IC433 is a supernova remnant of a star which exploded about 35000 years ago. It is located approx. 5000 light years away. To the left is Sharpless 249, a large emission nebula, which also contains the small reflection nebula IC444( small blueish patch in the upper middle).
The two bright stars are Eta and Mu Geminorum.
The image was NASA's APOD on 14-MAY-2009:

Telescope: ASA 10N-OK3 f3,6
Mount: Astrotec OTE150
Guider: Starlight XPress Loadstar
Camera: FLI PL16803
Filter-wheel: FLI CW 5-7
Filter: FLI RGB, Ha - 8nm, OIII - 8nm
Exposure: Ha:8x900sec, OIII:3x900sec, RGB:5x300sec each
Programs: Maxim DL 5.0, CCDStack 1.6, PixInsight SE 1.4 full exif

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