Sun in h-alpha

Dates: 21. November 2021

Locations: Horgen/ZH, Switzerland

Author: Tim Steers

Camera: ZWO ASI174MM
Mount: Skywatcher eqm35
Telescope: Orion 80
Filter: Daystar Quark and Daystar UV/IR rejection filter

Exposure Details: 2000x40ms (surface), 1000x150ms (prominences), 500x40ms (flats)

Information from the author

Roughly three quarters of the Sun's mass consists of hydrogen - This picture is a stack of roughly 500 frames of the 2’000 initial batch for the surface and 500/1000 for the prominences - all captured with a H-alpha filter (Hydrogen).

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