Sunspot in H-Alpha

Sunspot in h-alpha, by Nico Altena

Sunspot in h-alpha, by Nico Altena

Nico Altena

Netherland

Lunt 60 mm telescope and Baroklens 2X and a ZWO ASI174 mm ccd camera

Sunspot in H-alpha

2016-04-11T00:00:00

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