Spectral Type Lab
CLEA Classification of Stellar Spectra Lab using data from Jacoby et al. (1984), remixed by Kristen Larson at Western Washington University
Program Star
Choose Program Star
Betelgeuse
Bellatrix
Tabit
HD 124320
HD 37767
HD 35619
HD 23733
O 1015
HD 24189
HD 107399
HD 240344
HD 17647
BD+63 137
HD 66171
HZ 948
HD 35215
Feige 40
Feige 41
HD 6111
HD 23863
HD 221741
HD 242936
HD 5351
SAO 81292
HD 27685
HD 21619
HD 23511
HD 158659
Spectral Line
3933.682 Ca II (K line)
3964.729 He I
3968.492 Ca II (H line)
3970.072 H I (H Epsilon)
4026.191 He I
4030.76 Mn I
4045.825 Fe I
4068 C III
4073 O II
4088.85 Si IV
4097.33 N III
4100.04 He II
4101.748 H I (H Delta)
4120.82 He I
4130.89 Si II
4143.76 He I
4143.878 Fe I
4226.740 Ca I
4300 CH & Metals (G Band)
4317.14 O II
4340.475 H I (H Gamma)
4383.557 Fe I
4387.929 He I
4471.479 He I
4471.68 He I
4481.2 Mg II
Standard Stars
O5
B0
B6
A1
A5
F0
F5
G0
G6
K0
K5
M0
M5
