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1024 observation(s) found

Magnesium (b4) - 2026-04-18
Magnesium (b4)
by roccoscarnecchia April 18, 2026
#magnesiumb4
Colorized (Magnesium (b4))
Sodium (D2) - 2026-04-18
Helium (D3), Sodium (D2)
by roccoscarnecchia April 18, 2026
#sodiumd2
Helium D3 (extracted, colorized)
Colorized (Sodium (D2))
H-alpha - 2026-04-18
H-alpha
by roccoscarnecchia April 18, 2026
#h-alpha
Processed solar disk
Mix
Doppler
Negative
H-alpha - 2026-04-17
H-alpha
by Bennich April 17, 2026
#h-alpha
2026-04-17
My first observation
Observation Solaire
Calcium (H)
by Didier_Favre April 18, 2026
#calciumh#protubrances#calcium#disquesolaire
Ca-h 1v
Ca-h
H-epsilon CONCEPT
H-epsilon
Observation Solaire
Calcium (K)
by Didier_Favre April 18, 2026
#calciumk#protubrances#calcium#disquesolaire
Ca-K 1v
Ca-K
Observation Solaire
H-alpha
by Didier_Favre April 18, 2026
#h-alpha#protubrances#disquesolaire
H-alpha DOPPLER 3.0
H-alpha Protus
H-alpha
H-alpha HC
H-alpha 2cb
Calcium (H) - 2026-04-18
Calcium (H)
by Oscar_Canales April 18, 2026
#calciumh
Improved image
Continuum
Inversed
Prominences
Colorized
H-alpha - 2026-04-18
H-alpha
by Oscar_Canales April 18, 2026
#h-alpha
Improved image
Prominences
Inversed
Doppler
Continuum
Colorized
H-alpha - 2026-04-18
H-alpha
by N15Solar April 18, 2026
#h-alpha
Processed solar disk
Negative
Doppler
Virtual eclipse
Technical card
#advice_please I seem to have very choppy start and stop areas (scanning W->E) at the west and east extremities of the scan, is there a simple fix?
Iron (Fe I)- 2026-04-18
Helium (D3), Iron (Fe I)
by Oscar_Canales April 18, 2026
#calciumh
He_D3
He_color
Fe_I
He_eclipse
H-Epsilon - 2026-04-18
Calcium (H)
by Oscar_Canales April 18, 2026
#calciumh
H_Epsilon
H_Epsilon_color