Major Fraunhofer lines


Designation Wavelength Source element
C 656.2816 nm H
D1 589.5923 nm Na
D 589.29 nm Na
D2 588.9953 nm Na
D3 (d) 587.5618 nm He
b1 518.3618 nm Mg
b2 517.2699 nm Mg
c 495.7609 nm Fe
F 486.1327 nm H
f 434.0465 nm H
g 422.6728 nm Ca
K 393.3666 nm Ca
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