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Observation by John Arnold: AR3363 in H-alpha

Uploaded by

John Arnold

Observer

John Arnold

Observed

2023 Jul 10 - 09:01

Uploaded

2023 Jul 10 - 15:29

Objects

The Sun

Equipment
  • Lunt Ls50THa with eyepiece projection and ASI178MM camera
Exposure

exp. time 0.2 msec, stack of best 2500 from 15,000-frame video

Location

Suburban North Leeds

Target name

Sunspot group AR3363

Title

AR3363 in H-alpha

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