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Spectroscopic Atlas for Amateur Astronomers 194

33 Spectral Classes and ‫ – ܑ ܖܑܛ ܞ‬Values of Important Stars

Stars of the spectral classes O, B, A, F, G, K, M observable from Central Europe:

Spectral Luminosity Appar. ‫ ݒ‬sin ݅ Bayer desig- Proper
class class magn [km/s] nation name

O8 III 3.5 130 λ Ori A Meissa
09 lll 2.8 ι Ori Nair al Saif
O9.5 lb 2.1 94 ζ Ori A Alnitak
ll 2.2 δ Ori A Mintaka
V 3.7 σ Ori A

B0 la 1.7 87 ε Ori Alnilam
B0.5 lVe 2.5 300 γ Cas
V 2.8 24 τ Sco Saiph
B1 la 2.1 82 κ Ori Dschubba
B2 lV 2.3 181 δ Sco Acrab
B3 V 2.6 Adid
B5 lV 2.9 β Sco Algiebbah
B6 V 3.4 153 ε Per Spica B
B7 V 1.0 46 η Ori Mirzam
B8 ll-lll 2.0 159 α Vir Menkib
lb 2.9 36 β CMa Alfirk
B9 lll 3.2 59 ζ Per Bellatrix
lll 1.6 28 β Cep Algenib
lV 2.8 59 γ Ori Nunki
lV 2.0 3 γ Peg Segin
lV 3.4 201 σ Sgr Aludra
la 2.5 19 ε Cas
llle 3.0 45 η CMa Aldhibah
lll 3.2 259 δ Per Electra
lll 3.7 31 ζ Dra Merope
lVe 4.2 215 17 Tau Regulus
V 1.4 282 23 Tau Alnath
lll 1.7 329 α Leo Alcyone
llle 2.9 71 β Tau Sheliak
IIpe 3.4 215 η Tau Rigel
la 0.1 Algol
V 2.1 β Lyr Gienah Corvi
lllp Hg Mn 2.6 33 β Ori Gomeisa
Ve 2.9 65 β Per Maia
lll 3.9 41 γ Crv Atlas
lll 3.6 276 β Cmi Albireo B
Ve 39 20 Tau
lll 3.2 212 27 Tau Alpheratz
IVp Mn Hg 2.1 Sulafat
lll 3.2 β Cyg
68 φ Sgr
56 α And
76 γ Lyr