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29 observation(s) found

Calcium (H) - 2026-04-18
Calcium (H)
by roccoscarnecchia April 18, 2026
#calciumh
Mix
Calcium (K) - 2026-04-18
Calcium (K)
by roccoscarnecchia April 18, 2026
#calciumk
Mix
Magnesium (b1) - 2026-04-18
Magnesium (b1)
by lumi April 18, 2026
#magnesiumb1
Disque solaire traité
Mix
Helium (D3) - 2026-04-18
Helium (D3)
by lumi April 18, 2026
#heliumd3
Helium D3 (extrait)
Helium D3 (extrait, colorisée)
H-alpha - 2026-04-18
H-alpha
by lumi April 18, 2026 1
#h-alpha#stack
Colorisée
Image améliorée
Inversée
Protubérances
#stack de 6 images, bon seeing