Observation by Alun Halsey: Ha & CaK 24th April 2026

Uploaded by

Alun Halsey

Observer

Alun Halsey

Observed

2026 Apr 24 - 14:17

Uploaded

2026 Apr 24 - 19:12

Objects

The Sun

Equipment

Lunt 50THa pressure tuned + Coronado 40 DS etalon
Evostar 72ED
Herschel Wedge
Lunt yellow CaK filter + Antlia 3nm and IR cut filter assembly
ZWO ASI678MM used on both scopes
Ioptron CEM60

Location

Reading Berkshire UK

Target name

The Sun

Title

Ha & CaK 24th April 2026

About this image

Both sets of SER files recorded in Firecapture, stacked and processed in Astrosurface, false coloured in INTI Partner

Files associated with this observation

Panorama ii.png (2.3 MB)

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