A | B | C | D | E | F | G | H | CH | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
This is the list of notable stars in the constellation Orion, sorted by decreasing brightness.
Name | B | F | Var | HD | HIP | RA | Dec | vis. mag. |
abs. mag. |
Dist. (ly) | Sp. class | Notes |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Rigel | β | 19 | 34085 | 24436 | 05h 14m 32.27s | −08° 12′ 05.9″ | 0.18 | −6.69 | 773 | B8Ia + B9V + B9V | 7th brightest star, triple star system; α Cyg variable | |
Betelgeuse | α | 58 | 39801 | 27989 | 05h 55m 10.29s | +07° 24′ 25.3″ | 0.42 | −6.02 | 643 | M2Ib | 9th brightest star on average, semiregular variable, Vmax = 0m, Vmin = 1.3m, P = 2335 d | |
Bellatrix | γ | 24 | 35468 | 25336 | 05h 25m 07.87s | +06° 20′ 59.0″ | 1.64 | −2.72 | 243 | B2III | suspected variable | |
Alnilam | ε | 46 | 37128 | 26311 | 05h 36m 12.81s | −01° 12′ 06.9″ | 1.69 | −6.38 | 1342 | B0Ia | α Cyg variable, α Cyg variable, Vmax = 1.64m, Vmin = 1.74m | |
Alnitak A | ζ | 50 | 37742 | 26727 | 05h 40m 45.52s | −01° 56′ 33.3″ | 1.88 | -6.0 | 817 | O9.7Ib | component of the Alnitak system; suspected variable | |
Saiph | κ | 53 | 38771 | 27366 | 05h 47m 45.39s | −09° 40′ 10.6″ | 2.07 | −4.65 | 721 | B0.5Ia | suspected variable | |
Mintaka AB | δ | 34 | 36486 | 25930 | 05h 32m 00.40s | −00° 17′ 56.7″ | 2.20 | -5.8 | 916 | B0III+O9V | component of the Mintaka system; Algol variable, Vmax = 2.20m, Vmin = 2.32m, P = 5.73 d | |
ι Ori | ι | 44 | 37043 | 26241 | 05h 35m 25.98s | −05° 54′ 35.6″ | 2.75 | −5.30 | 1325 | O9III | Hatysa | |
π3 Ori | π3 | 1 | 30652 | 22449 | 04h 49m 50.14s | +06° 57′ 40.5″ | 3.19 | -3.67 | 26 | F6V | Tabit; suspected variable | |
η Ori | η | 28 | 35411 | 25281 | 05h 24m 28.62s | −02° 23′ 49.7″ | 3.35 | −3.86 | 901 | B1V + B2 | Saif al Jabbar, Saiph; β Cep variable, Vmax = 3.31m, Vmin = 3.6m, P = 7.99 d | |
Meissa A | λ | 39 | 36861 | 26207 | 05h 35m 08.28s | +09° 56′ 03.0″ | 3.47 | -4.25 | 1055 | O8III | component of the Meissa system; suspected variable | |
τ Ori | τ | 20 | 34503 | 24674 | 05h 17m 36.40s | −06° 50′ 39.8″ | 3.59 | −2.56 | 554 | B5III | ||
π4 Ori | π4 | 3 | 30836 | 22549 | 04h 51m 12.37s | +05° 36′ 18.4″ | 3.68 | −4.25 | 1259 | B2III | variable star, ΔV = 0.003m, P = 1.60 d | |
Alnitak B | ζ | 50 | 37743 | 26727 | 05h 40m 45.60s | −01° 56′ 34.0″ | 3.70 | -3.29 | 817 | B0III+B1IV | component of the Alnitak system | |
π5 Ori | π5 | 8 | 31237 | 22797 | 04h 54m 15.10s | +02° 26′ 26.4″ | 3.71 | −4.36 | 1342 | B2III | rotating ellipsoidal variable, Vmax = 3.66m, Vmin = 3.73m, P = 3.70 d | |
σ Ori AB | σ | 48 | 37468 | 26549 | 05h 38m 44.77s | −02° 36′ 00.2″ | 3.77 | −3.96 | 1148 | O9.5V | component of the σ Ori system; spectroscopic binary; suspected variable | |
ο2 Ori | ο2 | 9 | 31421 | 22957 | 04h 56m 22.32s | +13° 30′ 52.5″ | 4.06 | 0.48 | 169 | K2III | ||
φ2 Ori | φ2 | 40 | 37160 | 26366 | 05h 36m 54.33s | +09° 17′ 29.1″ | 4.09 | 1.33 | 116 | G8III-IV | ||
μ Ori | μ | 61 | 40932 | 28614 | 06h 02m 22.99s | +09° 38′ 50.5″ | 4.12 | 0.78 | 152 | Am... | suspected eclipsing binary | |
29 Ori | e | 29 | 35369 | 25247 | 05h 23m 56.84s | −07° 48′ 28.6″ | 4.13 | 0.49 | 174 | G8III | ||
32 Ori | A | 32 | 36267 | 25813 | 05h 30m 47.05s | +05° 56′ 53.6″ | 4.20 | −0.53 | 288 | B5V | ||
π2 Ori | π2 | 2 | 30739 | 22509 | 04h 50m 36.72s | +08° 54′ 00.9″ | 4.35 | 0.48 | 194 | A1Vn | ||
φ1 Ori | φ1 | 37 | 36822 | 26176 | 05h 34m 49.24s | +09° 29′ 22.5″ | 4.39 | −3.01 | 985 | B0IV... | ||
χ1 Ori | χ1 | 54 | 39587 | 27913 | 05h 54m 23.08s | +20° 16′ 35.1″ | 4.39 | 4.67 | 28 | G0V | RS CVn variable, Vmax = 4.38m, Vmin = 4.41m | |
ν Ori | ν | 67 | 41753 | 29038 | 06h 07m 34.32s | +14° 46′ 06.7″ | 4.42 | −1.65 | 534 | B3IV | variable star, ΔV = 0.008m, P = 1.04 d | |
ξ Ori | ξ | 70 | 42560 | 29426 | 06h 11m 56.40s | +14° 12′ 31.7″ | 4.45 | −2.00 | 634 | B3IV | ||
ρ Ori | ρ | 17 | 33856 | 24331 | 05h 13m 17.48s | +02° 51′ 40.5″ | 4.46 | −0.65 | 344 | K3III... | suspected variable | |
π6 Ori | π6 | 10 | 31767 | 23123 | 04h 58m 32.90s | +01° 42′ 50.5″ | 4.47 | −2.86 | 953 | K2IIvar | suspected variable | |
ω Ori | ω | 47 | 37490 | 26594 | 05h 39m 11.15s | +04° 07′ 17.3″ | 4.50 | −3.98 | 1622 | B3IIIe | γ Cas variable, Vmax = 4.4m, Vmin = 4.59m | |
HD 40657 | 40657 | 28413 | 06h 00m 03.35s | −03° 04′ 26.7″ | 4.53 | −1.02 | 420 | K2IIIvar | suspected variable | |||
42 Ori | c | 42 | 37018 | 26237 | 05h 35m 23.16s | −04° 50′ 18.0″ | 4.58 | −2.33 | 786 | B2III... | suspected variable | |
ψ2 Ori | ψ2 | 30 | 35715 | 25473 | 05h 26m 50.23s | +03° 05′ 44.4″ | 4.59 | −3.60 | 1417 | B2IV | ellipsoidal variable and possible eclipsing binary, Vmax = 4.55m, Vmin = 4.61m, P = 2.53 d | |
υ Ori | υ | 36 | 36512 | 25923 | 05h 31m 55.86s | −07° 18′ 05.5″ | 4.62 | −3.76 | 1545 | B0V | Thabit; suspected β Cep variable | |
π1 Ori | π1 | 7 | 31295 | 22845 | 04h 54m 53.70s | +10° 09′ 04.1″ | 4.64 | 1.80 | 121 | A0V | ||
χ2 Ori | χ2 | 62 | 41117 | 28716 | 06h 03m 55.18s | +20° 08′ 18.5″ | 4.64 | -7.6 | 1801 | B2Ia | α Cyg variable | |
11 Ori | 11 | V1032 | 32549 | 23607 | 05h 04m 34.14s | +15° 24′ 15.1″ | 4.65 | −0.79 | 400 | A0p Si | α2 CVn variable, Vmax = 4.65m, Vmin = 4.69m, P = 4.64 d | |
ο1 Ori | ο1 | 4 | 30959 | 22667 | 04h 52m 31.96s | +14° 15′ 02.8″ | 4.71 | −1.39 | 542 | M3Sv | semiregular variable, Vmax = 4.65m, Vmin = 4.88m, P = 30 d | |
31 Ori | 31 | CI | 36167 | 25737 | 05h 29m 43.98s | −01° 05′ 31.8″ | 4.71 | −1.02 | 456 | K5III | semiregular variable, Vmax = 4.68m, Vmin = 4.72m, P = 141 d | |
22 Ori | o | 22 | 35039 | 25044 | 05h 21m 45.75s | −00° 22′ 56.9″ | 4.72 | −3.26 | 1289 | B2IV-V | suspected β Cep variable | |
56 Ori | 56 | 39400 | 27750 | 05h 52m 26.44s | +01° 51′ 18.6″ | 4.76 | −2.91 | 1113 | K2IIvar | suspected variable | ||
49 Ori | d | 49 | 37507 | 26563 | 05h 38m 53.09s | −07° 12′ 45.8″ | 4.77 | 1.41 | 153 | A4V | ||
HD 36960 | 36960 | 26199 | 05h 35m 02.68s | −06° 00′ 07.3″ | 4.78 | −4.00 | 1863 | B0.5V | suspected variable | |||
15 Ori | 15 | 33276 | 24010 | 05h 09m 41.96s | +15° 35′ 50.2″ | 4.81 | −0.14 | 318 | F2IV | |||
ψ1 Ori | ψ1 | 25 | V1086 | 35439 | 25302 | 05h 24m 44.83s | +01° 50′ 47.2″ | 4.89 | −2.77 | 1109 | B1V:pe | γ Cas variable, Vmax = 4.76m, Vmin = 4.96m |
51 Ori | b | 51 | 37984 | 26885 | 05h 42m 28.66s | +01° 28′ 28.8″ | 4.90 | 0.07 | 302 | K1III | ||
HD 44131 | 44131 | 30093 | 06h 19m 59.60s | −02° 56′ 40.2″ | 4.91 | −1.05 | 506 | M1III | variable star, ΔV = 0.011m, P = 8.92 d | |||
HD 37756 | 37756 | 26736 | 05h 40m 50.72s | −01° 07′ 43.6″ | 4.95 | −4.08 | 2090 | B2IV-V | suspected eclipsing binary | |||
69 Ori | f1 | 69 | 42545 | 29434 | 06h 12m 03.28s | +16° 07′ 49.6″ | 4.95 | −1.93 | 774 | B5Vn | ||
θ2 Ori A | θ2 | 43 | 37041 | 26235 | 05h 35m 22.90s | −05° 24′ 57.8″ | 4.98 | −3.84 | 1895 | O9.5Vpe | component of the θ2 Ori system; suspected variable | |
23 Ori | m | 23 | 35149 | 25142 | 05h 22m 50.00s | +03° 32′ 40.0″ | 5.00 | −2.35 | 962 | B1V | suspected variable | |
74 Ori | k | 74 | 43386 | 29800 | 06h 16m 26.57s | +12° 16′ 18.2″ | 5.04 | 3.58 | 64 | F5IV-V | ||
27 Ori | p | 27 | 35410 | 25282 | 05h 24m 28.91s | −00° 53′ 30.0″ | 5.07 | 1.46 | 172 | K0III | suspected variable | |
θ1 Ori C | θ1 C | 41 | 37022 | 26221 | 05h 35m 16.47s | −05° 23′ 22.9″ | 5.13 | -4.9 | 1600 | O6Vpe | component of the Trapezium; triple star system; suspected variable | |
64 Ori | 64 | 41040 | 28691 | 06h 03m 27.36s | +19° 41′ 26.2″ | 5.14 | Zdroj:https://en.wikipedia.org?pojem=5_Orionis