NGC 2903 and NGC 2905


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Technical details:

Location / Date: Outside of Ramnäs, Västmanland, Sweden / 2015-March

Optics: Skywatcher Explorer 190MN

Mount: 10 Micron GM1000 HPS (Unguided)

Camera: Canon EOS 100D (Modded with Baader ACF filter)

Exposure: 31 x 300 seconds, all shot at ISO 3200 (cumulative exposure time is 2 hours and 35 minutes)

Processing: Pixinsight and Photoshop


Image details:

NGC 2903 is a barred spiral galaxy about 30 million light-years away from the Earth in the constellation Leo. It was discovered by William Herschel who cataloged it on November 16, 1784. NGC 2905 is a bright star cloud within this galaxy. NGC 2903 has a very high speed of creating new stars in the central region. (Information from Wikipedia)