Solar lines and transmission of atmosphere Solar lines and transmission of atmosphere
Wavelength (nm)
Color
Solar Source
Emiting atom or ion
Fraunhofer Designation (Balmer H lines)
Equivalent width (nm)
373.5
Purple
Photosphere
Fe
M
0.31
393.4
Purple
Chromosphere, Photosphere
Ca+
K
1.9
396.8
Purple
Chromosphere, Photosphere
Ca+
H
1.4
410.2
Blue
Photosphere
H
h (H-delta)
0.34
422.6
Blue-Green
Photosphere
Ca
g
0.15
434
Green
Photosphere
H
G' (H-gamma)
0.35
438.4
Green
Photosphere
Fe
d
0.11
486.1
Green
Photosphere
H
F (H-beta)
0.42
518.4
Yellow
Photosphere
Mg
b sub1
0.16
589
Yellow
Photosphere
Na
D sub2
0.08
589.6
Yellow
Photosphere
Na
D sub1
0.06
656.3
Red
Chromosphere, Photosphere
H
C (H-alpha)
0.41
CaII, K-line 3934 angstroms and CaII H-line 3968 angstroms
H-beta, F-line 4861 angstroms
b1 Mg, b2 Mg, b3 2 Fe, b4 Mg, D1 and D2 sodium
H-alpha, C-line, B atmosphere
A atmosphere
Three Ca lines
intensity graph of spectrogram
H I 1216 Å
(152 kB GIF image) Temperature = 20,000 K
He II 304
Å (134 kB GIF image) Temperature = 80,000 K
Fe XII 193
Å (88 kB GIF image) Temperature = 1,500,000 K
Fe XIV 211
Å (81 kB GIF image) Temperature = 1,800,000 K
Si XII 44
Å (94 kB GIF image) Temperature = 2,000,000 K
White Light (141 kB GIF image) Temperature = 6,000 K
H I 6563 Å (76 kB GIF image) Temperature = 10,000 K
Ca II 3934 Å (79 kB GIF image) Temperature = 10,000 K
Magnetogram (64 kB GIF image)
