Observation by John Arnold: Sunspot cluster AR4294, 4296, 4298 over ...

Uploaded by

John Arnold

Observer

John Arnold

Observed

2025 Dec 10 - 10:44

Uploaded

2025 Dec 12 - 11:45

Objects

The Sun

Equipment

Skywatcher 82 mm Evolux f/6.5 refractor, x2 Barlow, Baader Solar continuum filter (10nm version), ZWO ASI678MM camera

Exposure

exp times all ca, 0.3 msec, each image is a stack of best 300 from 12,000-frame video

Location

Suburban North Leeds

Target name

Sunspot group cluster of AR4294, 4296 & 4298

Title

Sunspot cluster AR4294, 4296, 4298 over the course of 11 days

About this image

Files associated with this observation

30 Nov to 10 Dec AR4294 4296 4298.jpg (3.2 MB)

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James Weightman

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