Stelle principali della costellazione di Orione

Segue un prospetto delle stelle principali della costellazione di Orione, elencate per magnitudine decrescente.

Nome Designazioni Coordinate Magnitudini Dist. (al) Classe spettrale Note B F HD HIP AR Dec vis. ass. Rigel β 19 34085 24436 0.18 −6.69 773 B8Ia Algebar, Elgebar; 7° stella più luminosa della volta celeste, stella tripla Betelgeuse α 58 39801 27989 0.45 −5.14 427 M2Ib Beteigeuze, Betelguex, Mankib, Al Mankib, Klaria; 10° stella più luminosa della volta celeste; stella variabile Bellatrix γ 24 35468 25336 1.64 −2.72 243 B2III γ Orionis ε Ori ε 46 37128 26311 1.69 −6.38 1342 B0Ia Alnilam, Alnihan, Alnitam ζ Ori A ζ 50 37742 26727 1.74 −5.25 817 O9.5Ib SB Alnitak, Al Nitak, Alnitah κ Ori κ 53 38771 27366 2.07 −4.65 721 B0.5Iavar Saiph δ Ori A δ 34 36486 25930 2.25 −4.99 916 O9.5II Mintaka, Mentaka, Mintika ι Ori ι 44 37043 26241 2.75 −5.30 1325 O9III Hatsya, Na'ir al Saif π3 Ori π3 1 30652 22449 3.19 3.67 26 F6V Tabit, Hassaleh; vicina η Ori η 28 35411 25281 3.35 −3.86 901 B1V + B2 Algjebbah, Ensis, Saif al Jabbar λ Ori A λ 39 36861 26207 3.39 −4.16 1055 O... Meissa, Heka τ Ori τ 20 34503 24674 3.59 −2.56 554 B5III π4 Ori π4 3 30836 22549 3.68 −4.25 1259 B2III SB π5 Ori π5 8 31237 22797 3.71 −4.36 1342 B2III SB σ Ori A σ 48 37468 26549 3.77 −3.96 1148 O9.5V... stella quintupla ο2 Ori ο2 9 31421 22957 4.06 0.48 169 K2III φ2 Ori φ2 40 37160 26366 4.09 1.33 116 G8III-IV Khad Posterior μ Ori μ 61 40932 28614 4.12 0.78 152 Am... 29 Ori e 29 35369 25247 4.13 0.49 174 G8III 32 Ori A 32 36267 25813 4.20 −0.53 288 B5V ζ Ori B ζ 50 37743 26727 4.21 -2.80 817 O9.7Ib π2 Ori π2 2 30739 22509 4.35 0.48 194 A1Vn φ1 Ori φ1 37 36822 26176 4.39 −3.01 985 B0IV... Khad Prior χ1 Ori χ1 54 39587 27913 4.39 4.67 28 G0V ν Ori ν 67 41753 29038 4.42 −1.65 534 B3IV Thabit, Tabit ξ Ori ξ 70 42560 29426 4.45 −2.00 634 B3IV ρ Ori ρ 17 33856 24331 4.46 −0.65 344 K3III... π6 Ori π6 10 31767 23123 4.47 −2.86 953 K2IIvar ω Ori ω 47 37490 26594 4.50 −3.98 1622 B3IIIe HD 40657 40657 28413 4.53 −1.02 420 K2IIIvar 42 Ori c 42 37018 26237 4.58 −2.33 786 B2III... ψ2 Ori ψ2 30 35715 25473 4.59 −3.60 1417 B2IV υ Ori υ 36 36512 25923 4.62 −3.76 1545 B0V π1 Ori π1 7 31295 22845 4.64 1.80 121 A0V χ2 Ori χ2 62 41117 28716 4.64 −10.36 32600 B2Iavar 11 Ori 11 32549 23607 4.65 −0.79 400 A0p Si ο1 Ori ο1 4 30959 22667 4.71 −1.39 542 M3Sv 31 Ori 31 36167 25737 4.71 −1.02 456 K5III o Ori o 22 35039 25044 4.72 −3.26 1289 B2IV-V 56 Ori 56 39400 27750 4.76 −2.91 1113 K2IIvar 49 Ori d 49 37507 26563 4.77 1.41 153 A4V HD 36960 36960 26199 4.78 −4.00 1863 B0.5V 15 Ori 15 33276 24010 4.81 −0.14 318 F2IV 25 Ori ψ1 25 35439 25302 4.89 −2.77 1109 B1V:pe 51 Ori b 51 37984 26885 4.90 0.07 302 K1III HD 44131 44131 30093 4.91 −1.05 506 M1III HD 37756 37756 26736 4.95 −4.08 2090 B2IV-V 69 Ori f1 69 42545 29434 4.95 −1.93 774 B5Vn θ2 Ori θ2 43 37041 26235 4.98 −3.84 1895 O9.5Vpe 23 Ori m 23 35149 25142 4.99 −2.36 962 B1V 74 Ori k 74 43386 29800 5.04 3.58 64 F5IV-V 27 Ori p 27 35410 25282 5.07 1.46 172 K0III θ1 Ori C θ1 41 37022 26221 5.13 O6pe componente del Trapezio 64 Ori 64 41040 28691 5.14 −2.44 1069 B8V 6 Ori g 6 31283 22833 5.18 0.84 241 A3V HD 33554 33554 24197 5.18 0.21 321 K5III 71 Ori 71 43042 29650 5.20 3.58 69 F6V 60 Ori 60 40446 28296 5.21 −0.05 367 A1Vs 45 Ori 45 37077 26268 5.24 −0.04 370 F0III 52 Ori 52 38710 27386 5.26 −0.58 479 A5V 38 Ori n2 38 36777 26126 5.32 0.20 345 A2V 5 Ori 5 31139 22730 5.33 −1.13 638 M1III HD 31296 31296 22834 5.33 −0.33 441 K1III 14 Ori i 14 33054 23879 5.33 1.46 194 Am 21 Ori 21 34658 24817 5.34 1.42 198 F5IIvar HD 36591 36591 25980 5.34 −4.14 2567 B1IV 72 Ori f2 72 43153 29704 5.34 −0.50 479 B7V HD 30210 30210 22157 5.35 0.79 266 Am... VV Ori 36695 26063 5.36 −3.41 1852 B1V 55 Ori 55 39291 27658 5.36 −3.20 1680 B2IV-V HD 30034 30034 22044 5.39 1.97 157 F0V 75 Ori l 75 43525 29850 5.39 0.93 254 A2V U Ori 39816 5.40 -3.69 2146 M8III 16 Ori h 16 33254 23983 5.43 1.77 176 A2m 73 Ori 73 43247 29736 5.44 −2.72 1399 B9II-III 33 Ori n1 33 36351 25861 5.46 −2.95 1567 B1.5V HD 34043 34043 24450 5.50 −0.82 598 K4III 18 Ori 18 34203 24555 5.52 0.26 368 A0V HD 35536 35536 25329 5.60 −0.85 635 K5III 35 Ori 35 36653 26093 5.60 −0.39 513 B3V HD 36881 36881 26215 5.60 −2.66 1462 B9IIIMNp... λ Ori B λ 39 36862 26207 5.61 -1.94 1055 B0.5V HD 43318 43318 29716 5.62 2.86 116 F6V 66 Ori 66 41380 28814 5.63 −3.78 2489 G4III HD 36959 36959 26197 5.67 −5.63 5927 B1Vvar 63 Ori 63 41361 28812 5.67 −1.97 1101 G7III: HD 44033 44033 30099 5.67 −0.46 548 K3Ib HD 35007 35007 25028 5.68 −1.91 1076 B3V HD 35299 35299 25223 5.69 −1.28 809 B1.5V HD 40369 40369 28302 5.70 −1.35 838 K2III... HD 42111 42111 29151 5.70 −0.66 609 A3Vn HD 43587 43587 29860 5.70 4.27 63 G0.5Vb HD 37209 37209 26345 5.71 −3.14 1918 B1V... 68 Ori 68 42509 29433 5.76 −1.61 970 B9.5V HD 36166 36166 25751 5.77 −2.16 1254 B2V HD 34989 34989 25041 5.78 −0.99 736 B1V... HD 38527 38527 27280 5.78 0.96 300 G8III HD 31373 31373 22913 5.79 0.23 423 B9V HD 39007 39007 27549 5.79 0.74 334 G8III HD 36134 36134 25708 5.80 0.02 467 K1III... HD 43023 43023 29575 5.83 0.91 315 G8III HD 42954 42954 29616 5.86 0.15 452 A6m HD 37320 37320 26487 5.87 −0.29 556 B8III HD 39910 39910 28011 5.87 1.02 304 K2III: HD 33646 33646 24203 5.88 −1.36 916 F5 HD 33608 33608 24162 5.89 2.97 125 F5V HD 40020 40020 28139 5.89 1.02 307 K2III 59 Ori 59 40372 28271 5.89 0.72 353 A5me del Del HD 33833 33833 24294 5.90 0.22 446 G7III HD 32263 32263 23408 5.91 −0.01 498 K0 HD 43112 43112 29678 5.91 −2.21 1370 B1V HD 36780 36780 26108 5.92 −1.14 842 K5III 57 Ori 57 39698 27965 5.92 −2.25 1405 B2V HD 36162 36162 25790 5.93 0.81 344 A3Vn HD 37788 37788 26762 5.93 2.38 168 F0IV HD 38529 38529 27253 5.95 2.81 138 G4V HD 39421 39421 27713 5.95 0.62 379 A2Vn HD 37481 37481 26535 5.96 −2.45 1567 B1.5IV HD 39051 39051 27560 5.96 0.00 507 K2III HD 39286 39286 27747 5.96 −2.16 1370 B9V + G HD 37171 37171 26386 5.97 −1.04 821 K4II SB HD 38089 38089 26926 5.97 2.47 163 F3V HD 38858 38858 27435 5.97 5.01 51 G4V HD 39118 39118 27588 5.97 −1.73 1128 G8III+... HD 39985 39985 28110 5.97 −0.68 697 A0IV HD 31331 31331 22840 5.98 −1.38 964 B5V HD 35281 35281 25187 5.99 0.09 493 B8+... HD 37594 37594 26624 5.99 2.91 135 A8Vs HD 39775 39775 27939 5.99 −1.03 827 K0III HD 44497 44497 30318 6.00 2.00 205 F0III HD 37303 37303 26427 6.03 −2.07 1358 B1Vvar HD 30545 30545 22354 6.04 −0.64 707 K1III HD 32686 32686 23643 6.04 −3.83 3075 B5IV HD 38735 38735 27341 6.04 −0.47 653 A4V HD 42477 42477 29371 6.04 0.44 430 A0Vnn HD 43285 43285 29728 6.07 −0.72 743 B6V HD 33883 33883 24349 6.08 −1.07 879 A5V HD 38309 38309 27118 6.09 2.57 165 F0III:n HD 41076 41076 28686 6.09 0.25 480 A0Vs W Ori 32736 23680 6.10 −0.56 700 N5 HD 30870 30870 22597 6.11 −0.56 704 B5V HD 33419 33419 24041 6.11 1.19 314 K0III HD 37232 37232 26414 6.11 −1.01 867 B2IV-V HD 43683 43683 29931 6.12 −0.33 637 A3V HD 35317 35317 25240 6.13 2.31 189 F7V HD 39632 39632 27900 6.13 −2.15 1475 G9II HD 31764 31764 23161 6.14 −0.43 671 B7V 13 Ori 13 33021 23852 6.15 3.89 92 G1IV HD 34180 34180 24493 6.15 2.84 150 F0IV HD 36558 36558 25976 6.15 −2.16 1495 K5 HD 37356 37356 26477 6.16 −1.52 1120 B2IV-V HD 35588 35588 25378 6.18 −2.25 1583 B2.5V HD 35693 35693 25502 6.18 0.43 461 A1IV CK Ori 36217 25785 6.21 −0.02 574 K2IIIvar HD 40347 40347 28252 6.21 0.77 400 K0 HD 37744 37744 26713 6.22 −2.34 1680 B1.5V HD 40282 40282 28232 6.22 0.21 519 M0III HD 36430 36430 25869 6.23 −2.43 1762 B2V HD 33555 33555 24130 6.24 2.82 158 G8III HD 35640 35640 25401 6.24 −0.31 667 B9.5Vn HD 36779 36779 26106 6.24 −1.66 1240 B2.5V HD 37016 37016 26234 6.24 −1.46 1128 B2.5V HD 38495 38495 27212 6.24 0.96 371 K1III... HD 43821 43821 29982 6.24 1.11 346 K0 HD 31623 31623 23041 6.25 1.63 274 F2 HD 36840 36840 26149 6.25 −1.63 1230 G5 HD 43819 43819 30019 6.27 −0.16 631 B9IIIsp... HD 39927 39927 28019 6.28 1.32 321 A2III HD 30869 30869 22607 6.30 3.19 136 F5 HD 39685 39685 27902 6.30 0.16 552 K0 BL Ori 44984 30564 6.30 −1.70 1299 C5II HD 32115 32115 23296 6.31 2.83 162 A8IV HD 38099 38099 26953 6.31 −0.28 679 K4III HD 30321 30321 22189 6.33 1.68 277 A2V HD 33946 33946 24377 6.33 −0.70 832 M0V HD 34748 34748 24847 6.33 −2.45 1863 B1.5Vn HD 35407 35407 25288 6.33 −1.55 1226 B4IVn HD 36285 36285 25786 6.33 −1.53 1216 B2IV-V HD 31739 31739 23092 6.34 0.62 454 A2V HD 35242 35242 25205 6.34 1.96 245 A2V HD 35909 35909 25638 6.35 1.38 322 A4V HD 44867 44867 30517 6.35 0.99 385 G9III HD 35775 35775 25505 6.36 0.78 425 K0 HD 42351 42351 29326 6.37 −3.18 2650 K1II HD 43358 43358 29746 6.37 1.53 303 F5IV: HD 36058 36058 25667 6.39 −0.45 762 A0Vn HD 43335 43335 29798 6.39 −0.35 728 K5II HD 34880 34880 24925 6.40 −0.19 679 B8III HD 37055 37055 26263 6.40 −3.12 2608 B3IV HD 35656 35656 25453 6.41 1.55 305 A0Vn HD 35912 35912 25582 6.41 −1.35 1160 B2V HD 37904 37904 26820 6.41 1.80 273 A9IV-V HD 31423 31423 22938 6.42 2.57 192 F5 HD 34317 34317 24607 6.42 0.07 608 A0V HD 34878 34878 24960 6.43 0.91 415 G8IV HD 42807 42807 29525 6.43 5.14 59 G8V HD 35575 35575 25368 6.44 −0.49 791 B3V HD 32273 32273 23419 6.45 0.49 508 B8V HD 36814 36814 26104 6.45 0.00 637 K0 HD 42787 42787 29509 6.45 −0.24 709 M... HD 37808 37808 26728 6.46 0.38 536 B9.5IIIp Si HD 34959 34959 25011 6.49 −1.42 1244 B5Vp HD 36150 36150 25732 6.49 1.09 391 A2 HD 37635 37635 26623 6.49 0.29 566 B7V HD 31411 31411 22923 6.50 0.62 489 A0V σ Ori E σ 48 37479 6.61 1148 B2Vp V1030. Componente del sistema σ Ori σ Ori D σ 48 37468 6.65 -1.08 1149 B2V... componente del sistema σ Ori θ1 Ori D θ1 41 37023 26224 6.71 B0.5Vp... componente del Trapezio θ1 Ori A θ1 41 37020 26220 6.73 1600 O7 componente del Trapezio δ Ori C δ 34 36485 25930 6.85 -0.39 916 O9.5II + B2V Mintaka C (in SIMBAD: B, in realtà B è il nome convenzionale del compagno più vicino di quattordici dimensioni della stella A tripla stella: Aa1, Aa2 e Ab. Poco è stato pubblicato di quel compagno molto debole, un po' 'più vicino.) HD 34137 34137 24482 7.20 −0.34 2300 K2III θ1 Ori B θ1 41 37021 7.96 componente del Trapezio σ Ori C σ 48 26549 8.68 0.95 1148 A2V componente del sistema σ Ori SAO 132421 9.0 411 F5

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