Contains:  Solar system body or event
Sun prominence, Miroslav Kalinaj

Sun prominence

Sun prominence, Miroslav Kalinaj

Sun prominence

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Description

Testing new ZWO ASI 178 MM camera in Ha. I have to find out why I have that Newton rings there despite applying flat. Likely wrong distance between Quark filter and the camera??

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Sun prominence, Miroslav Kalinaj

In these public groups

Cloudy Nights
Takahashi Refractors