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Spectroscopic Atlas for Amateur Astronomers 166
TABLE 87 [S ll] 6718/33 ©Richard Walker 2013/01
Hα 6562.82 [N ll] 6583.6
[N ll] 6548.1
Crescscent Nebula NGC 6888, Type Wolf Rayet (WR136) [O I] 6300.2
WR136
Excitation class E1 HD192182 He I 5876
N
W
Criterion IN1+N2 /Hβ ≈ 3.3 Classification lines
[O lll] 5006.84
[O lll] 4958.91
Hβ 4861.33
