SpType Dwarf Giant Supergiant
O4
O5
O6
O7
O8
O9
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
A0
A1
A2
A3
A4
A5 HD_23194 (CTIO/Nstars) (Notes)
A6 HD_186307 (Indo-US) (Notes) (until Beta Pic or Alf Pic are available)
A7 HD187642 A7V (CTIO/UR) (Notes)
A8 HD158352 A8V (INDO-US) (Notes)
A9 HD73450 A9V (CTIO/UR) (Notes)
F0 HD23585 F0V (CTIO/NStars) (Notes)
F1 HD167858 F1V (CTIO/UR) (Notes)
F2 HD129502 F2V (CTIO/UR) (Notes)
F3 HD26015 F3V (CTIO/Stony Brook) (Notes)
F4 HD27561 F4V (CTIO/UR) (Notes)
F5 HD27524 F5V (CTIO/NStars) (Notes)
F6 HD30652 F6V (CTIO/Stony Brook) (Notes)
F7 HD222368 F7V (CTIO/Stony Brook) (Notes)
F8 HD27808 F8V (CTIO/Stony Brook) (Notes)
F9 HD10647 F9V (CTIO/Stony Brook) (Notes)
G0 HD109358 G0V (INDO-US) (Notes)
G1 HD27836 G1V (CTIO/Stony Brook) (Notes)
G2 moon(sol) G2V (DSO/Nstars) (Notes)
G3 HD186427 G3V (DSO/Nstars) (Notes)
G4
G5
G6
G7
G8
G9
K0
K1
K2
K3
K4
K5
K6
K7
K8
K9
M0
M1
M2
M3
M4
M5
M6
M7
M8
M9