Observation by Alun Halsey: Sun from 22nd April

Uploaded by

Alun Halsey

Observer

Alun Halsey

Observed

2021 Apr 22 - 12:14

Uploaded

2021 Apr 23 - 14:18

Objects

The Sun

Equipment

150 f/10 with PST etalon
150 f/8 with Lunt pressure tune module
QHY5III 178
72ED doublet
Solarmax 40/BF10 filter set and Lunt CaK B1200 module
CEM60

Location

Berkshire UK

Target name

Sun

Title

Sun from 22nd April

About this image

Comparing two 150mm Ha modified scopes,one with a PST etalon the other with Lunt pressure tune etalon module off a 50THa. The full disk images taken using the 72ED and SM40/BF10 filter set and Lunt CaK module. SER's stacked in Autostakkert 3 and processed in Astrosurface and PS CS2.

Files associated with this observation

ContactSheet-002.jpg (450.6 kB)

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Mr John William Hughes

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