Contains:  Solar system body or event

Image of the day 06/25/2023

ISS transiting the eastern solar limb, Tom Williams

ISS transiting the eastern solar limb

Acquisition type: Lucky imaging

Image of the day 06/25/2023

ISS transiting the eastern solar limb, Tom Williams

ISS transiting the eastern solar limb

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

ISS transiting the Sun. This is a 3-panel mosaic to deal with my uneven Ha filter. 19 frames of the ISS were stacked and superimposed using one of these frames. See animation here: https://imgur.com/a/fZWa848
  • Evostar 120 (4.5" Frac), Quark, Apollo-M Max (IMX432) at 4200mm f/35.
  • 0.70ms, 350 gain, 87fps.
  • 47° alt, with ISS at 550km range, 50" apparent size.

Comments

Histogram

ISS transiting the eastern solar limb, Tom Williams