H-alpha monochrom - Astrophotography and Spectroscopy

Astro-Imaging and Spectroscopy

Star Party  St Michel  Haute Provence (France)

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Narrow band  H-alpha imaging

  • Narrow band  imaging under urban light  pollution sky with narrow band filters Hydrogen H-alpha,  Oxygen OIII  and Sulfur SII is a powerful technique to get  images of faint galactic nebulae and supernova remands. Not useful for galaxies.
  • Exposure time more than 1-2 hours
  • Processsing with Deepskystacker and  Photoshop
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    Copyright  Matthias Kiehl

    October  2021
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