Contains:  Solar system body or event
AR 2993 and AR 2994 18-04-2022, John van Nerum

AR 2993 and AR 2994 18-04-2022

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

Image of AR 2993 and AR 2994 (and another upcoming sunspot on 18 april in H-alpha. 
Transparency was good but unfortunately bad seeing conditions. Use of Wiliam Zenitstar 73 mm APO and Daystar Quarck (chromosphere) with asi 174mm.

Comments

Histogram

AR 2993 and AR 2994 18-04-2022, John van Nerum