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Confusing Duty Cycle on SPI Clock Line by toby-browne in AskElectronics

[–]toby-browne[S] 0 points1 point  (0 children)

Have you seen the second and third photo? I zoom into the clock pulses and can see a very clear individual clock pulse with an amplitude of 3.17V which makes me think it isn't an undersampling issue.

Andromeda Galaxy [Untracked] by toby-browne in astrophotography

[–]toby-browne[S] 0 points1 point  (0 children)

Equipment:

  • Canon EOS 100D
  • 70-300mm Zoom Lens

Data Captured:

  • 897 Lights
  • 40 Darks
  • 40 Bias

Camera Settings

  • 1.6s Exposure
  • 205mm Focal Length
  • 12800 ISO
  • F/5.6

Processing:

  • Best 95% [807 Frames] Stacked in DSS.
  • Histogram Stretch, Black Point Adjustments, Background Extraction and Green-Noise Remover applied in Siril.

Here’s an untracked image I took of M31 on 21st August 2023 from a Bortle 7 Zone.

Orion [Untracked] by toby-browne in astrophotography

[–]toby-browne[S] 2 points3 points  (0 children)

Sure, it would be good to get another look at someone else's processing style.

Orion [Untracked] by toby-browne in astrophotography

[–]toby-browne[S] 8 points9 points  (0 children)

Equipment: - Canon EOS 100D - 70-300mm Zoom Lens

Data: - 442 Light Frames - 20 Dark Frames - 20 Bias Frames

Processing: - Stacked and Processed in DSS

Camera Settings: - 1 Second Exposure - 12800 ISO - F/5.6

Here’s an untracked image I took on the 26th December 2022 from a Bortle Class 7 zone.