NGC7640 Glalaxy

NGC 7640 is a barred spiral galaxy. It lies at a distance of 19 million light-years from Earth. NGC 7640 has a diameter of approximately 59,000 light-years.

Photo Details

  Telescope: Celestron C8N (1000mm)

  Camera: Sbig ST-2000XM, Sbig Filter wheel, Baader 1.25" HLRGB filters

  Mount: NJP Takahashi

  Guiding: Self-guided

  Exposure: LRGB 4h L 18x600sek, R 2x600sek, G 2x600sek, B 2x600sek

  When: August 2011

  Other information: good transparency, good seeing


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