The Stars of Orion
N Bayer Fl HR RA Dec m M/A Dist Spectrum B-V L S
alpha 58 2061 5 55 10.3 07 24 55 0.45 -5.1 430 M2Ib 1.85 9100 300
beta 19 1713 5 14 32.3 -08 12 06 0.18 -6.7 770 B8Ia -0.03 40000 37
gamma 24 1790 5 25 07.8 +06 20 59 1.64 -2.7 240 B2III -0.22 1000 1.9
delta 2 1851 5 32 00.4 -00 17 04 6.77 -2.0/0.3 920s B2V -0.14 525 1.6
delta 1 34 1852 5 32 00.3 -00 17 57 2.25 -5.4/0.4 920 09.5II+ -0.18 12000 4.6
epsilon 46 1903 5 36 12.7 -01 12 07 1.69 -6.6/0.2 1300 B0Iae -0.19 36000 7.0
zeta 1 50 1948 5 40 45.5 -01 56 34 1.82 -5.4/0.2 820 O9.5Ib -0.20 10000 3.3
zeta 2 1949 5 49 45.5 -01 56 34 3.95 -3.1/0.2 " B0III -0.22 1450 1.5
eta 28 1788 5 24 28.6 -02 23 49 3.35 -3.9 900 B1V+B2 -0.24 3000 *
theta 1D 41 1893 5 35 15.8 -05 23 14 7.20 -2.1/1.0 1500s O7 0.02 575 .8
theta 1B 41 1894 5 36 16.0 -05 23 07 7.49v -1.8/1.0 " s B0V+A5 0.24 440 *
theta 1A 41 1895 5 35 16.4 -05 23 23 4.96 -4.4/1.0 " s O6 0.02 3800 2.3
theta 1C 41 1896 5 35 17.2 -05 23 13 6.35 -3.0/1.0 " s B0.5V 0.09 1300 1.7
theta 2A 43 1897 5 35 22.8 -05 24 58 4.98 -4.5/0.7 1900 O9.5V -0.09 5250 2.4
theta 2B 43 5 35 26.3 -05 24 58 6.02 -3.8/1.0 1900s B1V 0.03 2750 2.8
iota 44 1899 5 35 25.9 -05 54 36 2.75 -5.6/0.3 1300 O9III -0.21 14500 4.2
kappa 53 2004 5 47 45.3 -09 40 11 2.07 -5.0/0.3 720 B0.5Ia -0.17 8300 3.9
lambda 1 10 1879 5 35 08.2 +09 56 03 3.50 -4.4/0.3 1060 O8 -0.16 4800 2.2
lambda 2 10 1880 5 35 08.4 +09 56 06 5.45 -2.6/0.5 " B0.5V -0.16 910 4.2
mu 61 2124 6 2 23.0 +09 38 51 4.12 0.8 152 A 0.17 40 3.2
nu 67 2159 6 7 34.3 +14 46 06 4.42 -1.6 530 B3V -0.16 360 2.1
xi 79 2199 6 11 56.4 +14 12 31 4.45 -2.0 630 B3IV -0.18 525 2.2
omicron1 4 1556 4 52 31.9 +14 15 02 4.71 -1.4 540 M3 1.77 300 71
omicron2 9 1580 4 56 22.2 +13 30 52 4.06 0.5 169 K2III 1.16 52.5 14
pi 1 7 1570 4 54 53.7 +10 09 03 4.64 1.8 121 A0V 0.09 16 1.7
pi 2 2 1544 4 50 36.7 +08 54 01 4.35 0.5 194 A1V 0.10 52.5 2.8
pi 3 1 1543 4 49 50.3 +06 57 41 3.19 3.7 260 F6V 0.48 2.8 1.3
pi 4 3 1552 4 51 12.3 +05 36 18 3.68 -4.2 1300 B2III+B2IV -0.16 5250 *
pi 5 8 1567 4 54 15.0 +02 26 26 3.71 -4.4 1340 B3III+B0V -0.18 4800 *
pi 6 10 1601 4 58 32.8 +01 42 51 4.47 -2.9 950 K2II 1.37 1200 75
rho 17 1698 5 13 17.4 +02 51 40 4.67 -0.4 340 K3III 1.17 120 22
sigma 48 1931 5 38 44.7 -02 36 00 3.77 -4.4/0.4 1150 O9.5V -0.19 4800 2.3
tau 20 1735 5 17 36.3 -06 50 40 3.59 -2.6 550 B5III -0.12 910 3.2
upsilon 36 1855 5 31 55.8 -07 18 06 4.62 -3.8 1550 B0V -0.26 2750 3.3
phi 1 37 1876 5 34 49.2 +09 29 22 4.39 -3.4/0.4 1000 B0IV -0.16 1900 2.0
phi 2 40 1907 5 36 54.3 +09 17 26 4.09 1.3 116 G8III-IV 0.95 25 7.6
chi 1 54 2047 5 54 22.9 +20 16 34 4.39 4.7 28 G0V 0.59 1.1 1.0
chi 2 62 2135 6 3 55.2 +20 08 18 4.64 -6.0/1.4 2300s B2Ia 0.28 21000 7.7
psi 1 25 1789 5 24 44.8 +01 50 47 4.89 -2.8 1100 B1V -0.20 1100 3.4
psi 2 30 1811 5 26 50.2 +03 05 44 4.59 -3.6 1400 B2IV -0.20 2300 4.0
omega 47 1934 5 39 11.1 +04 07 17 4.50 -4.3/0.3 1600 B3III -0.10 4400 4.8
5 1562 4 53 22.7 +02 30 29 5.33 -1.1 640 M1III 1.63 230 53
6 1569 4 54 46.8 +11 25 34 5.18 0.8 240 A3V 0.12 40 2.7
11 1638 5 4 34.1 +15 24 14 4.65 -0.8 400 A0 -0.06 175 3.4
13 1662 5 7 38.3 +09 28 19 6.15 3.9 92 G1IV 0.63 2.3 1.5
14 1664 5 7 52.8 +08 29 54 5.33 1.5 194 A 0.34 21 3.0
16 1672 5 9 19.6 +09 49 47 5.43 1.8 176 A2 0.25 16 2.3
15 1676 5 9 41.9 +15 35 50 4.81 -0.1 320 F2IV 0.31 91 6.2
18 1718 5 16 4.1 +11 20 29 5.52 0.3 370 A0V -0.01 63 2.8
21 1746 5 19 11.2 +02 35 45 5.34 1.4 198 F5II 0.41 23 3.5
22 1765 5 21 45.7 -00 22 57 4.72 -3.3 1300 B2IV-V -0.17 1750 4.9
23 1770 5 22 49.9 +03 32 40 4.99 -3.0/0.6 960 B1V -0.10 1300 1.9
29 1784 5 23 56.8 -07 48 29 4.13 0.5 174 G8III 0.94 53 11
27 1787 5 24 28.9 -00 53 29 5.07 1.5 172 K0III 0.96 21 7.2
CI 31 1834 5 29 43.9 -01 05 32 4.71 -1.0 460 K5III 1.59 210 47
32 1839 5 30 47.0 +05 56 53 4.20 -0.5 290 B5V -0.14 131 1.8
33 1842 5 31 14.5 +03 17 32 5.46 -3.4/0.4 1600 B1.5V -0.18 1900 5.2
35 1864 5 33 54.2 +14 18 20 5.60 -0.4 510 B3V -0.14 120 1.9
38 1872 5 34 16.7 +03 46 01 5.32 0.2 345 A2V 0.05 69 3.4
42 1892 5 35 23.1 -04 50 18 4.58 -2.3 790 B1III -0.18 690 2.1
45 1901 5 35 39.5 -04 51 21 5.24 0.0 370 F0III 0.27 83 5.8
49 1937 5 38 53.0 -07 12 47 4.77 1.4 153 A4V 0.14 23 2.3
51 1963 5 42 28.6 +01 28 29 4.90 0.1 302 K1III 1.14 76 17
52 1999 5 48 0.2 +06 27 15 5.26 -0.6 480 A5V(i+) 0.23 145 6.7
55 2031 5 51 21.9 -07 31 05 5.35 -3.2 1700 B2IV-V -0.20 1600 3.7
56 2037 5 52 26.4 +01 51 19 4.76 -2.9 1100 K2II 1.38 1200 24
57 2052 5 54 56.6 +19 44 58 5.92 -2.6/0.3 1400 B2V -0.15 910 2.1
V1004 59 2100 5 58 24.4 +01 50 13 5.90 0.7 350 A5 0.22 44 3.6
60 2103 5 58 49.5 +00 33 11 5.21 0.0 370 A1V 0.01 83 3.4
64 2130 6 3 27.3 +19 41 26 5.14 -2.4 1070 B8II -0.10 760 5.5
63 2144 6 4 58.2 +05 25 12 5.67 -2.0 1100 G7III 1.05 525 40
66 2145 6 4 58.3 +04 09 31 5.63 -3.8 2500 G4III(i+) 1.04 2750 67
68 2193 6 12 1.3 +19 47 26 5.76 -1.6 970 B9.5V -0.07 145 2.9
69 2198 6 12 3.3 +16 07 50 4.95 -1.9 770 B5V -0.15 480 3.2
71 2220 6 14 50.8 +19 09 23 5.20 3.6 69 F6V 0.43 3.0 1.3
72 2223 6 15 25.1 +16 08 35 5.34 -0.5 480 B7V -0.10 131 2.3
73 2229 6 15 44.9 +12 33 04 5.44 -2.7 1400 B9II-III 0.02 1000 8.3
74 2241 6 16 26.6 +12 16 20 5.04 3.6 64 F5IV-V 0.43 3.0 1.3
75 2247 6 17 6.5 +09 56 32 5.39 0.9 254 A2V 0.11 190 6.2
S747B 1886 5 35 0.9 -06 00 34 5.67 -3.5/0.2 2000s B1V -0.23 2100 3.6
S747A 1887 5 35 2.7 -06 00 07 4.78 -4.2/0.2 1900 B0.5V -0.25 4000 4.3
1952 5 40 50.6 -01 07 44 4.95 -4.1 2100 B2IV-V -0.20 3600 5.5
2113 6 0 0.3 -03 04 27 4.53 -1.0 420 K2III 1.20 210 29
2275 6 19 59.5 -02 56 40 4.91 -1.0 510 M1III 1.61 210 51
W 1648 5 5 23.8 +01 10 39 5.5 -1.2 700 C6II 3.33 250 150
U 2063 5 55 49.2 +20 10 30 6.3 -2.9 2200 M6III 1.50 1200 180
BL 2308 6 25 28.0 +14 43 19 6.2 -1.8 1300 C5II 2.34 440 190
Stellar Directory