Observation by Alun Halsey: SHG in Calcium wavelengths 2nd March 202...

Uploaded by

Alun Halsey

Observer

Alun Halsey

Observed

2026 Mar 02 - 13:56

Uploaded

2026 Mar 03 - 20:50

Objects

The Sun

Equipment

Skywatcher Evostar 72ED refractor
MLAstro SHG 700
ZWO ASI678MM
Skywatcher EQ5 Pro

Location

Reading Berkshire UK

Target name

The Sun

Title

SHG in Calcium wavelengths 2nd March 2026

About this image

Images taken in the Calcium K and H wavelengths, single scans (no stacking) showing the mild differences in the two lines of the spectrum. SER's recorded in Sharpcap, images reconstructed in jsol'EX, no additional processing.

Files associated with this observation

Panorama.jpg (204.3 kB)

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