Contains:  Solar system body or event

Image of the day 04/06/2022

    Inside Jupiter's GRS, Rouz Astro

    Inside Jupiter's GRS

    Image of the day 04/06/2022

      Inside Jupiter's GRS, Rouz Astro

      Inside Jupiter's GRS

      Equipment

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      Acquisition details

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      Description

      Seen here is an example of ultra-high resolution planetary imaging at 0.08 arcseconds / pixel.
      Images like these were not possible by large ground-based telescopes not so long ago.
      Its thanks to advances in modern sensor technology and refinement of the “Lucky Imaging” technique that backyard amateurs like myself can squeeze the most out of our telescopes and the atmosphere.

      This image was captured from our backyard on a night with excellent seeing. 
      The planet was only about 42 degrees in altitude and the ADC was tuned to counteract the effect of atmospheric dispersion as much as possible. 

      The C14 was collimated as best as possible and the mono ASI290mm was used with RGB filters with 60sec per filter exposures.

      Red: 17 x 60s
      Green: 13 x 60s
      Blue: 12 x 60s
      Total Stack time: 42 minutes
      Total number of frames captured  ~  500,000 of which 340,000 frames were used in 42 minutes

      Data was stacked and derotated with Winjupos. 

      No AI sharpening/denoise was used.

      Each 60 sec capture would have similar parameters:
      Duration=60.001s
      Frames captured=8156
      File type=SER
      ROI=744x740FPS (avg.)=135
      Shutter=7.256ms
      Gain=385 (64%)
      Histogramm=51%
      Sensor temperature=40.0°C

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      Inside Jupiter's GRS, Rouz Astro

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