EarthSky Community Photos

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Randall Kayfes
Tucson, Arizona, USA
10:44 am

Equipment Details:

Celestron 9.25 2350mm, SCT, OTA, Meade FR/Flatner .63 ZWO ASI533 MC Pro cooled to 0°C
Coronado 40mm Hydrogen-Alpha Single Pass filtered, ZWO ASI 290 MM

Post-processing Details:

SharpCap, Autostakkert evaluative stacking performed, Registax sharpening, DarkTable for contrast and color refinement.

Image Details:

This is a side by side of the White Light Sun filtered down to %0.01 which was taken at approximately the same time as a Hydrogen-Alpha filtered photo. The difference in observed activity is revealing.