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2 observation(s) found

Observation solaire du 08 Mars 2026

H-alpha, Calcium (H), Calcium (K), Helium (D3), H-beta

by Piluc17 March 8, 2026 2

#h-alpha#taches-solaires#protubrances#calcium#helium#doppler

H alpha colorisée

Mix Doppler protubérances

Observation solaire du 04 Mars 2026

H-alpha, Calcium (H), Calcium (K), H-beta, Helium (D3)

by Piluc17 March 4, 2026 1

#h-alpha#taches-solaires#protubrances#calcium#helium#doppler

H alpha colorisée

Ha2cb colorisée