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 | −2.44 | 1069 | B8V | suspected variable | |||||
6 Ori | g | 6 | 31283 | 22833 | 04h 54m 46.91s | +11° 25′ 33.5″ | 5.18 | 0.84 | 241 | A3V | suspected variable | ||||
HD 33554 | 33554 | 24197 | 05h 11m 41.56s | +16° 02′ 44.4″ | 5.18 | 0.21 | 321 | K5III | |||||||
71 Ori | 71 | 43042 | 29650 | 06h 14m 50.94s | +19° 09′ 24.8″ | 5.20 | 3.58 | 69 | F6V | ||||||
60 Ori | 60 | 40446 | 28296 | 05h 58m 49.58s | +00° 33′ 10.7″ | 5.21 | −0.05 | 367 | A1Vs | suspected variable | |||||
45 Ori | 45 | 37077 | 26268 | 05h 35m 39.49s | −04° 51′ 21.9″ | 5.24 | −0.04 | 370 | F0III | ||||||
52 Ori | 52 | 38710 | 27386 | 05h 48m 00.23s | +06° 27′ 15.2″ | 5.26 | −0.58 | 479 | A5V | ||||||
38 Ori | n2 | 38 | 36777 | 26126 | 05h 34m 16.79s | +03° 46′ 01.0″ | 5.32 | 0.20 | 345 | A2V | |||||
5 Ori | 5 | 31139 | 22730 | 04h 53m 22.76s | +02° 30′ 29.8″ | 5.33 | −1.13 | 638 | M1III | suspected variable | |||||
HD 31296 | 31296 | 22834 | 04h 54m 47.79s | +07° 46′ 45.0″ | 5.33 | −0.33 | 441 | K1III | |||||||
14 Ori | i | 14 | 33054 | 23879 | 05h 07m 52.87s | +08° 29′ 54.9″ | 5.33 | 1.46 | 194 | Am | |||||
21 Ori | 21 | 34658 | 24817 | 05h 19m 11.23s | +02° 35′ 45.4″ | 5.34 | 1.42 | 198 | F5IIvar | ||||||
HD 36591 | 36591 | 25980 | 05h 32m 41.35s | −01° 35′ 30.6″ | 5.34 | −4.14 | 2567 | B1IV | suspected variable | ||||||
72 Ori | f2 | 72 | 43153 | 29704 | 06h 15m 25.13s | +16° 08′ 35.5″ | 5.34 | −0.50 | 479 | B7V | |||||
HD 30210 | 30210 | 22157 | 04h 46m 01.70s | +11° 42′ 20.2″ | 5.35 | 0.79 | 266 | Am... | |||||||
VV Ori | VV | 36695 | 26063 | 05h 33m 31.45s | −01° 09′ 21.9″ | 5.36 | −3.41 | 1852 | B1V | Algol variable, Vmax = 5.31m, Vmin = 5.66m, P = 1.49 d | |||||
55 Ori | 55 | 39291 | 27658 | 05h 51m 21.98s | −07° 31′ 04.8″ | 5.36 | −3.20 | 1680 | B2IV-V | suspected variable | |||||
HD 30034 | 30034 | 22044 | 04h 44m 25.77s | +11° 08′ 46.2″ | 5.39 | 1.97 | 157 | F0V | |||||||
75 Ori | l | 75 | 43525 | 29850 | 06h 17m 06.62s | +09° 56′ 33.1″ | 5.39 | 0.93 | 254 | A2V | |||||
U Ori | U | 39816 | 28041 | 05h 55m 49.30s | +20° 10′ 30.0″ | 5.40 | 1420 | M8III | Mira variable, Vmax = 4.8m, Vmin = 13m, P = 377 d | ||||||
16 Ori | h | 16 | 33254 | 23983 | 05h 09m 19.60s | +09° 49′ 46.6″ | 5.43 | 1.77 | 176 | A2m | suspected variable | ||||
73 Ori | 73 | 43247 | 29736 | 06h 15m 44.97s | +12° 33′ 03.9″ | 5.44 | −2.72 | 1399 | B9II-III | ||||||
33 Ori | n1 | 33 | 36351 | 25861 | 05h 31m 14.53s | +03° 17′ 31.7″ | 5.46 | −2.95 | 1567 | B1.5V | |||||
HD 34043 | 34043 | 24450 | 05h 14m 44.05s | +05° 09′ 22.1″ | 5.50 | −0.82 | 598 | K4III | suspected variable | ||||||
18 Ori | 18 | 34203 | 24555 | 05h 16m 04.14s | +11° 20′ 28.9″ | 5.52 | 0.26 | 368 | A0V | ||||||
HD 35536 | 35536 | 25329 | 05h 25m 01.74s | −10° 19′ 43.8″ | 5.60 | −0.85 | 635 | K5III | |||||||
35 Ori | 35 | 36653 | 26093 | 05h 33m 54.29s | +14° 18′ 20.1″ | 5.60 | −0.39 | 513 | B3V | ||||||
HD 36881 | 36881 | 26215 | 05h 35m 13.24s | +10° 14′ 24.4″ | 5.60 | −2.66 | 1462 | B9IIIMNp... | |||||||
Meissa B | λ | 39 | 36862 | 26207 | 05h 35m 08.50s | +09° 56′ 06.0″ | 5.61 | -1.94 | 1055 | B0.5V | component of the Meissa system | ||||
HD 43318 | 43318 | 29716 | 06h 15m 34.36s | −00° 30′ 42.0″ | 5.62 | 2.86 | 116 | F6V | |||||||
66 Ori | 66 | 41380 | 28814 | 06h 04m 58.36s | +04° 09′ 31.2″ | 5.63 | −3.78 | 2489 | G4III | ||||||
HD 36959 | 36959 | 26197 | 05h 35m 01.01s | −06° 00′ 33.4″ | 5.67 | 2694 | B1Vvar | suspected variable | |||||||
63 Ori | 63 | 41361 | 28812 | 06h 04m 58.19s | +05° 25′ 11.9″ | 5.67 | −1.97 | 1101 | G7III: | ||||||
HD 44033 | 44033 | 30099 | 06h 20m 04.23s | +14° 39′ 04.2″ | 5.67 | −0.46 | 548 | K3Ib | suspected variable | ||||||
HD 35007 | 35007 | 25028 | 05h 21m 31.84s | −00° 24′ 59.4″ | 5.68 | −1.91 | 1076 | B3V | |||||||
HD 35299 | 35299 | 25223 | 05h 23m 42.31s | −00° 09′ 35.3″ | 5.69 | −1.28 | 809 | B1.5V | suspected variable | ||||||
HD 40369 | 40369 | 28302 | 05h 58m 53.24s | +12° 48′ 29.7″ | 5.70 | −1.35 | 838 | K2III... | |||||||
HD 42111 | 42111 | 29151 | 06h 08m 57.90s | +02° 29′ 59.0″ | 5.70 | −0.66 | 609 | A3Vn | |||||||
HD 43587 | 43587 | 29860 | 06h 17m 16.25s | +05° 05′ 58.9″ | 5.70 | 4.27 | 63 | G0.5Vb | |||||||
HD 37209 | 37209 | 26345 | 05h 36m 35.69s | −06° 03′ 53.1″ | 5.71 | −3.14 | 1918 | B1V... | suspected variable | ||||||
68 Ori | 68 | 42509 | 29433 | 06h 12m 01.34s | +19° 47′ 26.1″ | 5.76 | −1.61 | 970 | B9.5V | ||||||
HD 36166 | 36166 | 25751 | 05h 29m 54.77s | +01° 47′ 21.3″ | 5.77 | −2.16 | 1254 | B2V | |||||||
HD 34989 | 34989 | 25041 | 05h 21m 43.56s | +08° 25′ 42.8″ | 5.78 | −0.99 | 736 | B1V... | |||||||
HD 38527 | 38527 | 27280 | 05h 46m 52.15s | +09° 31′ 21.0″ | 5.78 | 0.96 | 300 | G8III | |||||||
HD 31373 | 31373 | 22913 | 04h 55m 50.16s | +15° 02′ 25.1″ | 5.79 | 0.23 | 423 | B9V | |||||||
HD 39007 | 39007 | 27549 | 05h 50m 02.68s | +09° 52′ 16.4″ | 5.79 | 0.74 | 334 | G8III | |||||||
HD 36134 | 36134 | 25708 | 05h 29m 23.70s | −03° 26′ 46.9″ | 5.80 | 0.02 | 467 | K1III... | suspected variable | ||||||
HD 43023 | 43023 | 29575 | 06h 13m 54.24s | −03° 44′ 29.1″ | 5.83 | 0.91 | 315 | G8III | |||||||
HD 42954 | 42954 | 29616 | 06h 14m 28.58s | +17° 54′ 23.0″ | 5.86 | 0.15 | 452 | A6m | |||||||
HD 37320 | 37320 | 26487 | 05h 38m 01.11s | +07° 32′ 29.2″ | 5.87 | −0.29 | 556 | B8III | |||||||
HD 39910 | 39910 | 28011 | 05h 55m 30.16s | −04° 36′ 59.4″ | 5.87 | 1.02 | 304 | K2III: | |||||||
HD 33646 | 33646 | 24203 | 05h 11m 45.35s | +01° 02′ 13.4″ | 5.88 | −1.36 | 916 | F5 | |||||||
HD 33608 | 33608 | 24162 | 05h 11m 19.13s | −02° 29′ 26.8″ | 5.89 | 2.97 | 125 | F5V | |||||||
HD 40020 | 40020 | 28139 | 05h 56m 49.39s | +11° 31′ 16.3″ | 5.89 | 1.02 | 307 | K2III | |||||||
59 Ori | 59 | V1004 | 40372 | 28271 | 05h 58m 24.44s | +01° 50′ 13.7″ | 5.89 | 0.72 | 353 | A5me | δ Sct variable, Vmax = 5.88m, Vmin = 5.92m, P = 0.06 d | ||||
HD 33833 | 33833 | 24294 | 05h 12m 48.12s | −06° 03′ 25.6″ | 5.90 | 0.22 | 446 | G7III | |||||||
HD 32263 | 32263 | 23408 | 05h 01m 50.35s | +00° 43′ 19.8″ | 5.91 | −0.01 | 498 | K0 | |||||||
HD 43112 | 43112 | 29678 | 06h 15m 08.46s | +13° 51′ 03.9″ | 5.91 | −2.21 | 1370 | B1V | suspected variable | ||||||
HD 36780 | 36780 | 26108 | 05h 34m 04.06s | −01° 28′ 12.7″ | 5.92 | −1.14 | 842 | K5III | |||||||
57 Ori | 57 | 39698 | 27965 | 05h 54m 56.69s | +19° 44′ 58.6″ | 5.92 | −2.25 | 1405 | B2V | suspected variable | |||||
HD 36162 | 36162 | 25790 | 05h 30m 26.17s | +15° 21′ 38.0″ | 5.93 | 0.81 | 344 | A3Vn | |||||||
HD 37788 | 37788 | 26762 | 05h 41m 05.59s | +00° 20′ 15.7″ | 5.93 | 2.38 | 168 | F0IV | |||||||
HD 38529 | 38529 | 27253 | 05h 46m 34.96s | +01° 10′ 06.7″ | 5.94 | 2.80 | 138 | G4V | binary star; has a planet and a brown dwarf | ||||||
HD 39421 | 39421 | 27713 | 05h 52m 07.73s | −09° 02′ 31.1″ | 5.95 | 0.62 | 379 | A2Vn | |||||||
HD 37481 | 37481 | 26535 | 05h 38m 37.97s | −06° 34′ 26.2″ | 5.96 | −2.45 | 1567 | B1.5IV | suspected variable | ||||||
HD 39051 | 39051 | 27560 | 05h 50m 13.06s | +04° 25′ 24.6″ | 5.96 | 0.00 | 507 | K2III | |||||||
HD 39286 | 39286 | 27747 | 05h 52m 23.41s | +19° 52′ 04.3″ | 5.96 | −2.16 | 1370 | B9V + G | suspected variable | ||||||
HD 37171 | 37171 | 26386 | 05h 37m 04.35s | +11° 02′ 06.2″ | 5.97 | −1.04 | 821 | K4II SB | variable star, ΔV = 0.013m, P = 1.56 d | ||||||
HD 38089 | 38089 | 26926 | 05h 42m 53.91s | −06° 47′ 46.7″ | 5.97 | 2.47 | 163 | F3V | |||||||
HD 38858 | 38858 | 27435 | 05h 48m 34.90s | −04° 05′ 38.7″ | 5.97 | 5.01 | 51 | G4V | has a planet; suspected variable | ||||||
HD 39118 | 39118 39119 |
27588 | 05h 50m 30.03s | +02° 01′ 29.0″ | 5.97 | −1.73 | 1128 | G8III+... | suspected variable | ||||||
HD 39885 | 39985 | 28110 | 05h 56m 28.04s | +09° 30′ 33.9″ | 5.97 | −0.68 | 697 | A0IV | |||||||
HD 31331 | 31331 | 22840 | 04h 54m 50.71s | +00° 28′ 01.8″ | 5.98 | −1.38 | 964 | B5V | |||||||
HD 35281 | 35281 | 25187 | 05h 23m 18.51s | −08° 24′ 56.1″ | 5.99 | 0.09 | 493 | B8+... | |||||||
HD 37594 | 37594 | 26624 | 05h 39m 31.15s | −03° 33′ 53.0″ | 5.99 | 2.91 | 135 | A8Vs | |||||||
HD 39775 | 39775 | 27939 | 05h 54m 44.04s | +00° 58′ 07.0″ | 5.99 | −1.03 | 827 | K0III | |||||||
HD 44497 | 44497 | 30318 | 06h 22m 36.42s | +12° 34′ 13.1″ | 6.00 | 2.00 | 205 | F0III | |||||||
HD 37303 | 37303 | 26427 | 05h 37m 27.36s | −05° 56′ 18.2″ | 6.03 | −2.07 | 1358 | B1Vvar | suspected variable | ||||||
HD 30545 | 30545 | 22354 | 04h 48m 44.63s | +03° 35′ 18.8″ | 6.04 | −0.64 | 707 | K1III | |||||||
HD 32686 | 32686 | 23643 | 05h 04m 54.53s | −03° 02′ 22.8″ | 6.04 | −3.83 | 3075 | B5IV | |||||||
V1031 Ori | V1031 | 38735 | 27341 | 05h 47m 26.90s | −10° 31′ 58.5″ | 6.04 | −0.47 | 653 | A4V | Algol variable, Vmax = 6.02m, Vmin = 6.43m, P = 3.41 d | |||||
HD 42477 | 42477 | 29371 | 06h 11m 27.91s | +13° 38′ 19.0″ | 6.04 | 0.44 | 430 | A0Vnn | |||||||
HD 43285 | 43285 | 29728 | 06h 15m 40.18s | +06° 03′ 58.3″ | 6.07 | −0.72 | 743 | B6V | |||||||
HD 33883 | 33883 | 24349 | 05h 13m 31.55s | +01° 58′ 03.7″ | 6.08 | −1.07 | 879 | A5V | |||||||
HD 38309 | 38309 | 27118 | 05h 45m 01.80s | +04° 00′ 29.5″ | 6.09 | 2.57 | 165 | F0III:n | γ Dor variable, ΔV = 0.008m, P = 0.36 d | ||||||
HD 41076 | 41076 | 28686 | 06h 03m 24.77s | +11° 40′ 51.9″ | 6.09 | 0.25 | 480 | A0Vs | |||||||
W Ori | W | 32736 | 23680 | 05h 05m 23.71s | +01° 10′ 39.5″ | 6.10 | −0.56 | 700 | C | semiregular variable, Vmax = 5.5m, Vmin = 6.9m, P = 212 d | |||||
HD 30870 | 30870 | 22597 | 04h 51m 43.38s | +09° 58′ 30.3″ | 6.11 | −0.56 | 704 | B5V | |||||||
HD 33419 | 33419 | 24041 | 05h 10m 03.26s | −00° 33′ 54.7″ | 6.11 | 1.19 | 314 | K0III | |||||||
HD 37232 | 37232 | 26414 | 05h 37m 19.31s | +08° 57′ 06.8″ | 6.11 | −1.01 | 867 | B2IV-V | |||||||
HD 43683 | 43683 | 29931 | 06h 18m 05.61s | +14° 22′ 58.3″ | 6.12 | −0.33 | 637 | A3V | |||||||
HD 35317 | 35317 | 25240 | 05h 23m 51.33s | −00° 51′ 59.8″ | 6.13 | 2.31 | 189 | F7V | |||||||
HD 39632 | 39632 | 27900 | 05h 54m 13.35s | +10° 35′ 11.1″ | 6.13 | −2.15 | 1475 | G9II | |||||||
HD 31764 | 31764 | 23161 | 04h 58m 59.41s | +14° 32′ 35.7″ | 6.14 | −0.43 | 671 | B7V | suspected variable | ||||||
13 Ori | 13 | 33021 | 23852 | 05h 07m 38.32s | +09° 28′ 21.8″ | 6.15 | 3.89 | 92 | G1IV | ||||||
HD 34180 | 34180 | 24493 | 05h 15m 18.52s | −01° 24′ 32.6″ | 6.15 | 2.84 | 150 | F0IV | |||||||
HD 36558 | 36558 | 25976 | 05h 32m 37.97s | +00° 00′ 43.1″ | 6.15 | −2.16 | 1495 | K5 | |||||||
HD 37356 | 37356 | 26477 | 05h 37m 53.39s | −04° 48′ 50.5″ | 6.16 | −1.52 | 1120 | B2IV-V | suspected variable | ||||||
HD 35588 | 35588 | 25378 | 05h 25m 47.02s | +00° 31′ 12.9″ | 6.18 | −2.25 | 1583 | B2.5V | suspected variable | ||||||
HD 35693 | 35693 | 25502 | 05h 27m 13.90s | +15° 15′ 27.6″ | 6.18 | 0.43 | 461 | A1IV | |||||||
CK Ori | CK | 36217 | 25785 | 05h 30m 19.91s | +04° 12′ 17.5″ | 6.21 | −0.02 | 574 | K2III | not variable | |||||
HD 40347 | 40347 | 28252 | 05h 58m 11.70s | −00° 59′ 38.3″ | 6.21 | 0.77 | 400 | K0 | suspected variable | ||||||
HD 37744 | 37744 | 26713 | 05h 40m 37.29s | −02° 49′ 30.9″ | 6.22 | −2.34 | 1680 | B1.5V | suspected variable | ||||||
HD 40282 | 40282 | 28232 | 05h 57m 54.51s | +01° 13′ 27.5″ | 6.22 | 0.21 | 519 | M0III | |||||||
HD 36430 | 36430 | 25869 | 05h 31m 20.89s | −06° 42′ 30.2″ | 6.23 | −2.43 | 1762 | B2V | |||||||
HD 33555 | 33555 | 24130 | 05h 10m 57.97s | −02° 15′ 13.5″ | 6.24 | 2.82 | 158 | G8III | |||||||
HD 35640 | 35640 | 25401 | 05h 26m 02.36s | −05° 31′ 06.6″ | 6.24 | −0.31 | 667 | B9.5Vn | |||||||
HD 36779 | 36779 | 26106 | 05h 34m 03.89s | −01° 02′ 08.6″ | 6.24 | −1.66 | 1240 | B2.5V | suspected variable | ||||||
HD 37016 | 37016 | 26234 | 05h 35m 22.32s | −04° 25′ 27.6″ | 6.24 | −1.46 | 1128 | B2.5V | |||||||
HD 38495 | 38495 | 27212 | 05h 46m 02.86s | −04° 16′ 05.9″ | 6.24 | 0.96 | 371 | K1III... | |||||||
HD 43821 | 43821 | 29982 | 06h 18m 40.35s | +09° 02′ 50.2″ | 6.24 | 1.11 | 346 | K0 | |||||||
HD 31623 | 31623 | 23041 | 04h 57m 17.21s | −01° 04′ 01.9″ | 6.25 | 1.63 | 274 | F2 | |||||||
HD 36840 | 36840 | 26149 | 05h 34m 29.29s | −00° 00′ 44.4″ | 6.25 | −1.63 | 1230 | G5 | |||||||
HD 39927 | 39927 | 28019 | 05h 55m 35.38s | −04° 47′ 18.7″ | 6.28 | 1.32 | 321 | A2III | |||||||
HD 30869 | 30869 | 22607 | 04h 51m 49.92s | +13° 39′ 18.7″ | 6.30 | 3.19 | 136 | F5 | |||||||
HD 39685 | 39685 | 27902 | 05h 54m 15.72s | +03° 13′ 32.8″ | 6.30 | 0.16 | 552 | K0 | |||||||
BL Ori | BL | 44984 | 30564 | 06h 25m 28.18s | +14° 43′ 19.2″ | 6.30 | −1.70 | 1299 | C | semiregular variable, Vmax = 5.9m, Vmin = 6.6m, P = 153 d | |||||
HD 32115 | 32115 | 23296 | 05h 00m 39.82s | −02° 03′ 57.7″ | 6.31 | 2.83 | 162 | A8IV | |||||||
V1197 Ori | V1197 | 38099 | 26953 | 05h 43m 09.32s | −01° 36′ 47.4″ | 6.31 | −0.28 | 679 | K4III | rotating ellipsoidal variable, Vmax = 6.21m, Vmin = 6.31m, P = 143 d | |||||
HD 43819 | V1155 | 43819 | 30019 | 06h 19m 01.85s | +17° 19′ 31.0″ | 6.32 | −0.11 | 631 | B9IIIsp... | α2 CVn variable, ΔV = 0.02m, P = 15.03 d | |||||
HD 30321 | 30321 | 22189 | 04h 46m 24.15s | −02° 57′ 15.8″ | 6.33 | 1.68 | 277 | A2V | |||||||
HD 33946 | 33946 | 24377 | 05h 13m 47.25s | +00° 33′ 37.7″ | 6.33 | −0.70 | 832 | M0V | suspected variable | ||||||
HD 34648 | 34748 | 24847 | 05h 19m 35.28s | −01° 24′ 42.8″ | 6.33 | −2.45 | 1863 | B1.5Vn | |||||||
HD 35407 | 35407 | 25288 | 05h 24m 36.10s | +02° 21′ 11.4″ | 6.33 | −1.55 | 1226 | B4IVn | |||||||
HD 36285 | 36285 | 25786 | 05h 30m 20.75s | −07° 26′ 05.3″ | 6.33 | −1.53 | 1216 | B2IV-V | |||||||
HD 31739 | 31739 | 23092 | 04h 58m 10.90s | −02° 12′ 46.0″ | 6.34 | 0.62 | 454 | A2V | |||||||
V1649 Ori | V1649 | 35242 | 25205 | 05h 23m 31.08s | +05° 19′ 23.0″ | 6.34 | 1.96 | 245 | A2V | δ Sct variable | |||||
HD 35909 | 35909 | 25638 | 05h 28m 34.77s | +13° 40′ 44.5″ | 6.35 | 1.38 | 322 | A4V | |||||||
HD 44867 | 44867 | 30517 | 06h 24m 52.76s | +16° 03′ 26.0″ | 6.35 | 0.99 | 385 | G9III | |||||||
HD 35775 | 35775 | 25505 | 05h 27m 15.40s | +02° 20′ 28.3″ | 6.36 | 0.78 | 425 | K0 | |||||||
HD 42351 | 42351 | 29326 | 06h 11m 01.77s | +18° 07′ 49.7″ | 6.37 | −3.18 | 2650 | K1II | suspected variable | ||||||
HD 43358 | 43358 | 29746 | 06h 15m 53.98s | +01° 10′ 08.4″ | 6.37 | 1.53 | 303 | F5IV: | |||||||
HD 36058 | 36058 | 25667 | 05h 28m 56.91s | −03° 18′ 26.7″ | 6.39 | −0.45 | 762 | A0Vn | |||||||
θ2 Ori B | θ2 | 43 | 37042 | 05h 35m 26.40s | −05° 25′ 00.7″ | 6.38 | 1895 | B2-B5 | component of the θ2 Ori system; suspected variable | ||||||
HD 43335 | 43335 | 29798 | 06h 16m 23.79s | +17° 10′ 53.9″ | 6.39 | −0.35 | 728 | K5II | |||||||
HD 34880 | 34880 | 24925 | 05h 20m 26.41s | −05° 22′ 03.1″ | 6.40 | −0.19 | 679 | B8III | |||||||
V1377 Ori | V1377 | 37055 | 26263 | 05h 35m 35.90s | −03° 15′ 10.2″ | 6.40 | −3.12 | 2608 | B3IV | slowly pulsating B star | |||||
HD 35656 | 35656 | 25453 | 05h 26m 38.82s | +06° 52′ 07.5″ | 6.41 | 1.55 | 305 | A0Vn | |||||||
HD 35912 | 35912 | 25582 | 05h 28m 01.47s | +01° 17′ 53.7″ | 6.41 | −1.35 | 1160 | B2V | |||||||
HD 37904 | 37904 | 26820 | 05h 41m 40.31s | −02° 53′ 47.5″ | 6.41 | 1.80 | 273 | A9IV-V | suspected variable | ||||||
HD 31423 | 31423 | 22938 | 04h 56m 09.02s | +07° 54′ 17.3″ | 6.42 | 2.57 | 192 | F5 | |||||||
HD 34317 | 34317 | 24607 | 05h 16m 41.05s | +01° 56′ 50.4″ | 6.42 | 0.07 | 608 | A0V | variable star, ΔV = 0.008m, P = 1.75 d | ||||||
HD 34878 | 34878 | 24960 | 05h 20m 43.74s | +02° 32′ 41.0″ | 6.43 | 0.91 | 415 | G8IV | |||||||
V1357 Ori | V1357 | 42807 | 29525 | 06h 13m 12.46s | +10° 37′ 40.3″ | 6.44 | 5.15 | 59 | G8V | RS CVn variable, Vmax = 6.44m, Vmin = 6.49m | |||||
HD 35575 | 35575 | 25368 | 05h 25m 36.50s | −01° 29′ 28.7″ | 6.44 | −0.49 | 791 | B3V | |||||||
HD 32273 | 32273 | 23419 | 05h 02m 00.03s | +01° 36′ 31.8″ | 6.45 | 0.49 | 508 | B8V | suspected variable | ||||||
HD 36814 | 36814 | 26104 | 05h 34m 02.48s | −07° 01′ 25.1″ | 6.45 | 0.00 | 637 | K0 | |||||||
V1389 Ori | V1389 | 42787 | 29509 | 06h 12m 59.57s | +06° 00′ 58.6″ | 6.45 | −0.24 | 709 | M... | semiregular variable | |||||
HD 37808 | V1051 | 37808 | 26728 | 05h 40m 46.19s | −10° 24′ 31.20″ | 6.46 | 0.38 | 536 | B9.5IIIp Si | α2 CVn variable, ΔV = 0.02m, P = 1.10 d | |||||
V1369 Ori | V1369 | 34959 | 25011 | 05h 21m 19.31s | +04° 00′ 43.1″ | 6.49 | −1.42 | 1244 | B5Vp | Be star | |||||
HD 36150 | 36150 | 25732 | 05h 29m 41.59s | −00° 48′ 08.7″ | 6.49 | 1.09 | 391 | A2 | variable star | ||||||
HD 37635 | 37635 | 26623 | 05h 39m 30.84s | −09° 42′ 23.8″ | 6.49 | 0.29 | 566 | B7V | |||||||
HD 31411 | 31411 | 22923 | 04h 55m 58.36s | +05° 23′ 56.6″ | 6.50 | 0.62 | 489 | A0V | |||||||
HD 37150 | 37150 | 26314 | 05h 36m 15.03s | −05° 38′ 52.5″ | 6.51 | 1270 | B3Vv | suspected variable | |||||||
HD 37017 | V1046 | 37017 | 26233 | 05h 35m 21.87s | −04° 29′ 39.02″ | 6.56 | 1240 | B1.5V | eclipsing binary and SX Ari variable, Vmax = 6.54m, Vmin = 6.58m, P = 0.95 d | ||||||
σ Ori E | σ | 48 | V1030 | 37479 | 05h 38m 47.19s | −02° 35′ 40.5″ | 6.61 | 1148 | B2Vp | component of the σ Ori system; prototype helium-rich star; SX Ari variable, Vmax = 6.61m, Vmin = 6.77m, P = 1.19 d | |||||
HD 43317 | 43317 | 29739 | 06h 15m 47.01s | +04° 17′ 01.1″ | 6.62 | 1200 | B3IV | slowly pulsating B star and β Cep variable, ΔV = 0.01m, P = 0.91 d | |||||||
σ Ori D | σ | 48 | 37468 | 05h 38m 45.62s | −02° 35′ 58.9″ | 6.62 | 1148 | B2V | component of the σ Ori system | ||||||
θ1 Ori D | θ1 D | 41 | 37023 | 26224 | 05h 35m 17.20s | −05° 23′ 15.7″ | 6.71 | 1600 | B1.5Vp | component of the Trapezium; suspected variable | |||||
θ1 Ori A | θ1 A | 41 | 37020 | 26220 | 05h 35m 15.82s | −05° 23′ 14.3″ | 6.73 | 1600 | B0.5V | component of the Trapezium; triple star system; Algol variable, Vmax = 6.72m, Vmin = 7.65m, P = 65.43 d | |||||
HD 35155 | V1261 | 35155 | 25092 | 05h 22m 18.64s | −08° 35′ 58.0″ | 6.77 | 939 | S4,1 | Z And and rotating ellipsoidal variable, Vmax = 6.68m, Vmin = 7.08m, P = 641 d | ||||||
Mintaka C | δ | 34 | 36485 | 25930 | 05h 32m 00.50s | −00° 17′ 04.0″ | 6.83 | 916 | B2V | component of the Mintaka system; suspected variable | |||||
HD 42618 | 42618 | 29432 | 06h 12m 01.0s | +06° 46′ 59″ | 6.84 | 77 | G4V | has a planet (b) | |||||||
KX Ori | KX | 36958 | 05h 35m 04.79s | −04° 43′ 54.6″ | 6.90 | B3V | Orion variable | ||||||||
Gliese 205 | 36395 | 25878 | 05h 31m 27.50s | −03° 40′ 38.0″ | 6.97 | 19 | M1.5V | ||||||||
V901 Ori | V901 | 37776 | 26742 | 05h 40m 56.37s | −01° 30′ 25.9″ | 6.97 | 1080 | B2IV | SX Ari variable, Vmax = 6.97m, Vmin = 7.02m, P = 1.54 d | ||||||
HD 33636 | 33636 | 24205 | 05h 11m 46.45s | +04° 24′ 12.7″ | 7.06 | 92 | G0VCH-0.3 | binary star | |||||||
HD 31253 | 31253 | 22826 | 04h 54m 44s | +12° 21′ 08″ | 7.13 | 175.5 | F8 | has a planet (b) | |||||||
S Ori | S | 36090 | 25673 | 05h 29m 00.89s | −04° 41′ 32.8″ | 7.20 | 3662 | M6.5-7.5e | Mira variable, Vmax = 7.2m, Vmin = 13.1m, P = 444 d | ||||||
HD 37824 | V1149 | 37824 | 26795 | 05h 41m 26.79s | +03° 46′ 40.9″ | 7.2 | 446 | G5 | RS CVn variable, ΔV = 0.11m, P = 3.88 d | ||||||
HD 34137 | 34137 | 24482 | 05h 15m 11.87s | +01° 33′ 22.14″ | 7.24 | −0.34 | 2300 | K2III | |||||||
HD 37058 | V359 | 37058 | 05h 35m 33.36s | −04° 50′ 15.2″ | 7.30 | B3Vp | SX Ari variable, Vmax = 7.25m, Vmin = 7.36m, P = 15.26 d | ||||||||
HD 34445 | 34445 | 24681 | 05h 17m 40.98s | +07° 21′ 12.0″ | 7.31 | 3.97 | 152 | G0 | has six planets (b, c, d, e, f & g) | ||||||
HD 37151 | V1179 | 37151 | 26304 | 05h 36m 06.23s | −07° 43′ 27.3″ | 7.37 | 627 | B8V | α2 CVn variable, ΔV = 0.1m | ||||||
V1192 Ori | V1192 | 31993 | 23245 | 05h 00m 08.22s | +03° 17′ 12.0″ | 7.50 | 721 | K2III | RS CVn variable, Vmax = 7.5m, Vmin = 7.57m, P = 29.5 d | ||||||
HD 36629 | 36629 | 26000 | 05h 32m 57.08s | −04° 34′ 59.3″ | 7.65 | B2Vv | has a subdwarf companion; suspected variable | ||||||||
HD 37903 | 37903 | 26816 | 05h 41m 38.39s | −02° 15′ 32.5″ | 7.83 | 970 | B1.5V | illuminates NGC 2023; suspected variable | |||||||
HD 35298 | V1156 | 35298 | 25235 | 05h 23m 50.36s | +02° 04′ 55.8″ | 7.89 | 1730 | B7IV | SX Ari variable, ΔV = 0.03m, P = 1.85 d | ||||||
HD 37806 | 37806 | 26752 | 05h 41m 02.29s | −02° 43′ 00.7″ | 7.90 | 1600 | A2Vpe | Orion variable, Vmax = 7.86m, Vmin = 8.08m | |||||||
θ1 Ori B | θ1 B | 41 | BM | 37021 | 05h 35m 16.10s | −05° 23′ 07.0″ | 7.96 | 1600 | B1V | component of the Trapezium; quintuple star system; Algol variable, Vmax = 7.9m, Vmin = 8.65m, P = 6.47 d | |||||
HD 38677 | 38677 | 27305 | 05h 47m 06.0s | −10° 37′ 49″ | 8.0 | 202 | F8V | has four planets (b, c, d & e) | |||||||
V372 Ori | V372 | 36917 | 05h 34m 46.98s | −05° 34′ 14.59″ | 8.03 | A0V | Orion variable, Vmax = 7.94m, Vmin = 8.13m | ||||||||
HD 36668 | V1107 | 36668 | 26048 | 05h 33m 26.06s | +00° 37′ 16.9″ | 8.06 | 811 | B8V | SX Ari variable, ΔV = 0.02m, P = 2.12 d | ||||||
HD 38801 | 38801 | 27384 | 05h 47m 59.18s | −08° 19′ 39.7″ | 8.26 | 3.47 | 296 | K0IV | has a planet (b) | ||||||
HD 39392 | 39392 | 27828 | 05h 53m 19.0s | +22° 04′ 20″ | 8.38 | 307 | F8 | has a planet (b) | |||||||
RS Ori | RS | 44415 | 30286 | 06h 22m 13.19s | +14° 40′ 41.3″ | 8.42 | 4020 | F4Ib | classical Cepheid, Vmax = 8.01m, Vmin = 8.88m, P = 7.57 d | ||||||
σ Ori C | σ | 48 | 05h 38m 44.12s | −02° 36′ 06.3″ | 8.79 | 1148 | A2V | component of the σ Ori system | |||||||
HD 37605 | 37605 | 26664 | 05h 40m 01.73s | +06° 03′ 38.1″ | 8.69 | 5.53 | 140 | K0 | has two planets | ||||||
V351 Ori | V351 | 38238 | 27059 | 05h 44m 18.79s | +00° 08′ 40.4″ | 8.87 | 547 | A7IIIe | UX Ori star and δ Sct variable, Vmax = 8.7m, Vmin = 9.8m, P = 0.06 d | ||||||
V2689 Ori | V2689 | 245409 | 26335 | 05h 36m 30.99s | +11° 19′ 40.32″ | 8.90 | 37 | K7-M0V | passed near the sun 500,000 years ago; BY Dra variable, Vmax = 8.80m, Vmin = 9.85m, P = 12.13 d | ||||||
HD 290327 | 290327 | 25191 | 05h 23m 21.56s | −02° 16′ 39.4″ | 8.96 | 5.26 | 179 | G5IV | has a planet | ||||||
DN Ori | DN | 40632 | 28456 | 06h 00m 28.35s | +10° 13′ 05.0″ | 9.15 | 942 | A2e | Algol variable | ||||||
V1355 Ori | V1355 | 291095 | 06h 02m 40.36s | −00° 51′ 37.3″ | 9.19 | K0-2IV | RS CVn variable, Vmax = 8.97m, Vmin = 9.35m | ||||||||
FT Ori | FT | 42858 | 06h 13m 58.15s | +21° 25′ 39.2″ | 9.29 | A0 | Algol variable, Vmax = 9.1m, Vmin = 9.9m, P = 3.15 d | ||||||||
ER Ori | ER | 24156 | 05h 11m 14.51s | −08° 33′ 24.7″ | 9.46 | 1340 | G1V: | W UMa variable, Vmax = 9.28m, Vmin = 10.01m, P = 0.42 d | |||||||
HD 250550 | V1307 | 250550 | 28582 | 06h 01m 59.99s | +16° 30′ 56.7″ | 9.48 | B9e | Orion variable, ΔV = 0.35m | |||||||
UX Ori | UX | 293782 | 23602 | 05h 04m 29.99s | −03° 47′ 14.3″ | 9.48 | 913 | A4IVe | prototype UX Ori star, Vmax = 9.48m, Vmin = 12.5m | ||||||
EY Ori | EY | 36412 | 25863 | 05h 31m 18.41s | −05° 42′ 13.5″ | 9.49 | A7V | Algol variable, Vmax = 9.43m, Vmin = 10.13m, P = 16.79 d | |||||||
BN Ori | BN | 05h 36m 29.35s | +06° 50′ 02.2″ | 9.60 | F4e | T Tau star, Vmax = 9.60m, Vmin = 9.70m, P = 0.65 d | |||||||||
FU Ori | FU | 05h 45m 22.36s | +09° 04′ 12.4″ | 9.60 | F0Iab | prototype FU Orionis star | |||||||||
BF Ori | BF | 26403 | 05h 37m 13.26s | −06° 35′ 00.6″ | 9.69 | A7III | UX Ori star, Vmax = 9.69m, Vmin = 13.47m | ||||||||
Gliese 221 | 27803 | 05h 53m 00.28s | −05° 59′ 41.4″ | 9.69 | 66 | K7V/M0V | has 2 planets | ||||||||
V586 Ori | V586 | 37258 | 05h 36m 59.25s | −06° 09′ 16.4″ | 9.77 | A3V | UX Orionis star, Vmax = 9.48m, Vmin = 11.41m | ||||||||
HD 37411 | V1788 | 37411 | 05h 38m 14.51s | −05° 25′ 13.3″ | 9.79 | B9Ve | Orion variable, Vmax = 9.76m, Vmin = 9.85m | ||||||||
BD +03 740 | 23344 | 05h 01m 16.62s | +04° 06′ 37.0″ | 9.81 | 371 | sd:F0 | metal-poor star | ||||||||
HD 34282 | V1366 | 34282 | 24552 | 05h 16m 00.48s | −09° 48′ 35.4″ | 9.84 | 622 | A0 | UX Ori star and δ Sct variable, Vmax = 9.75m, Vmin = 10.62m | ||||||
EW Ori | EW | 287727 | 05h 20m 09.15s | +02° 02′ 40.0″ | 9.9 | F8 | Algol variable, Vmax = 9.9m, Vmin = 10.6m, P = 6.94 d | ||||||||
V1162 Ori | V1162 | 05h 32m 01.99s | −07° 15′ 24.6″ | 9.9 | A6mF2 | δ Sct variable | |||||||||
Z Ori | Z | 249313 | 28045 | 05h 55m 50.93s | +13° 41′ 42.0″ | 9.98 | B4V... | Algol variable | |||||||
GW Ori | GW | 244138 | 25689 | 05h 29m 08.39s | +11° 52′ 12.7″ | 10.10 | 896 | G5/8Ve | triple star; T Tau star | ||||||
WASP-82 | 04h 50m 39.0s | +01° 53′ 38″ | 10.1 | 652 | F5 | has a transiting planet (b) | |||||||||
V1005 Ori | V1005 | 23200 | 04h 59m 34.83s | +01° 47′ 00.7″ | 10.11 | 84 | M0Ve | T Tau star and flare star, ΔV = 0.067m, P = 4.41 d | |||||||
V346 Ori | V346 | 287841 | 25299 | 05h 24m 42.80s | +01° 43′ 48.3″ | 10.17 | 1570 | A | UX Ori star and δ Sct variable, Vmax = 10.1m, Vmin = 10.9m, P = 0.03 d | ||||||
CO Ori | CO | 25540 | 05h 27m 38.34s | +11° 25′ 39.0″ | 10.30 | 1060 | F7Ve | UX Ori star, Vmax = 10.0m, Vmin = 12.8m | |||||||
FZ Ori | FZ | 288166 | 05h 41m 21.01s | +02° 36′ 23.0″ | 10.70 | G0 | W UMa variable, Vmax = 10.7m, Vmin = 11.3m, P = 0.40 d | ||||||||
V380 Ori | V380 | 26327 | 05h 36m 25.43s | −06° 52′ 57.7″ | 10.7 | A1e | quadruple star; UX Ori star | ||||||||
GG Ori | GG | 290842 | 05h 43m 10.22s | −00° 41′ 14.9″ | A2 | Algol variable | |||||||||
HK Ori | HK | 05h 31m 28.05s | +12° 09′ 10.3″ | 11.20 | A2?e+G0?e | UX Ori star, Vmax = 11.2m, Vmin = 12.3m | |||||||||
T Ori | T | 05h 35m 50.44s | −05° 28′ 34.9″ | 11.25 | A3IVeb | UX Ori star, Vmax = 9.5m, Vmin = 12.6m | |||||||||
DY Ori | DY | 06h 06m 14.91s | +13° 54′ 19.1″ | 11.29 | RV Tau variable, Vmax = 11.2m, Vmin = 12.2m, P = 60.84 d | ||||||||||
LkHα 208 | 06h 07m 49.54s | +18° 39′ 26.5″ | 11.30 | 1000 | F0Ve | associated with a bipolar nebula | |||||||||
GJ 3379 | 06h 00m 03.50s | +02° 42′ 23.7″ | 11.31 | 17 | M4.0V | ||||||||||
FH Ori | FH | 243229 | 05h 23m 18.62s | +04° 15′ 38.2″ | 11.37 | A2 | Algol variable | ||||||||
θ1 Ori E | θ1 E | 41 | 05h 35m 15.77s | −05° 23′ 10.02″ | 11.4 | 1600 | G2IV+G2IV | component of the Trapezium; Algol variable and T Tau star, ΔV = 0.1m, P = 9.90 d | |||||||
V371 Ori | V371 | 26081 | 05h 33m 44.81s | +01° 56′ 43.4″ | 11.50 | 51 | M2.5V | Wachmann's Flare Star; flare star | |||||||
Ross 87 | V1352 | 26857 | 05h 42m 09.27s | +12° 29′ 21.6″ | 11.51 | 19 | M4.0V | BY Dra variable, Vmax = 11.48m, Vmin = 11.55m | |||||||
Gliese 179 | 22627 | 04h 52m 05.73s | +06° 28′ 35.5″ | 11.96 | 7.41 | 40 | M3.5 | has a planet | |||||||
GP Ori | GP | 286340 | 05h 02m 48.07s | +15° 19′ 12.6″ | 12.20 | SC7/8 | semiregular variable | ||||||||
RX J0529.4+0041 | V1642 | 05h 29m 20.65s | +00° 41′ 28.0″ | 12.30 | K2 | Algol variable, Vmax = 12.03m, Vmin = 13.07m, P = 3.04 d | |||||||||
GU Ori | GU | 06h 10m 04.62s | +12° 49′ 46.6″ | W UMa variable, Vmax = 12.5m, Vmin = 13.3m, P = 0.47 d | |||||||||||
YY Ori | YY | 05h 34m 47.53s | −05° 57′ 56.9″ | 13.20 | K2IVe | prototype YY Orionis star | |||||||||
LV 2 | θ1 G | 41 | 05h 35m 16.72s | −05° 23′ 16.6″ | 13.68 | 1600 | K0.7 | component of the Trapezium; has a protoplanetary disk | |||||||
G 99-47 | V1201 | 05h 56m 25.47s | +05° 21′ 48.6″ | 14.10 | 26 | DA8P | variable white dwarf, Vmax = 13m, Vmin = 14.12m | ||||||||
V1118 Ori | V1118 | 05h 34m 44.75s | −05° 33′ 42.2″ | 14.43 | M1e | EXor | |||||||||
LP 658-2 | 05h 55m 09.49s | −04° 10′ 04.3″ | 14.45 | 21 | DZ11 | ||||||||||
G 99-37 | 05h 51m 19.48s | −00° 10′ 21.3″ | 14.60 | 36 | DQ8P | strongly magnetized white dwarf | |||||||||
V1159 Ori | V1159 | 05h 28m 59.57s | −03° 33′ 52.3″ | ER UMa variable | |||||||||||
VY Ori | VY | 05h 33m 35.89s | −05° 01′ 32.49″ | 14.9 | variable star | ||||||||||
V1309 Ori | V1309 | 05h 15m 41.41s | +01° 04′ 40.5″ | 15.2 | WD+M0V | polar, Vmax = 15.2m, Vmin = 18.2m | |||||||||
CN Ori | CN | 05h 52m 07.79s | −05° 25′ 00.5″ | 16.2 | SS Cyg variable, Vmax = 12.1m, Vmin = 16.2m | ||||||||||
CZ Ori | CZ | 06h 16m 43.23s | +15° 24′ 11.3″ | 17.6 | SS Cygni variable, Vmax = 12.1m, Vmin = 17.6m | ||||||||||
V1647 Ori | V1647 | 05h 46m 13.14s | −00° 06′ 04.8″ | 18.1 | EXor, Vmax = 18.1m, Vmin = <20m | ||||||||||
4U 0614+091 | V1055 | 06h 17m 07.3s | +09° 08′ 13″ | 18.5 | low-mass X-ray binary; producing relativistic jets | ||||||||||
Becklin–Neugebauer Object | V2254 | 05h 35m 14.11s | −05° 22′ 22.7″ | B | Orion variable; well-studied protostar | ||||||||||
2MASS J05352184-0546085 | V2384 | 05h 35m 21.84s | −05° 46′ 08.6″ | M7 | eclipsing binary brown dwarf | ||||||||||
OMC-2 FIR 4 | V2457 | 05h 35m 26.97s | −05° 09′ 54.5″ | M7 | has a circumstellar disk; Orion variable | ||||||||||
Orion Source I | 05h 35m 14.51s | −05° 22′ 30.4″ | protostellar binary | ||||||||||||
Reipurth 50 | 05h 40m 27.45s | −07° 27′ 30.1″ | suspected FU Ori star | ||||||||||||
S Ori 70 | 05h 38m 10.10s | −02° 26′ 26.0″ | T6 | possibly a rogue planet | |||||||||||
WISE J0521+1025 | 05h 21m 26.30s | +10° 25′ 28.5″ | 16 | brown dwarf | |||||||||||
Table legend:
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See also
editReferences
edit- ESA (1997). "The Hipparcos and Tycho Catalogues". Retrieved 2006-12-26.
- Kostjuk, N. D. (2002). "HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index". Retrieved 2006-12-26.
- Roman, N. G. (1987). "Identification of a Constellation from a Position". Retrieved 2006-12-26.
- Gould, B. A. "Uranometria Argentina". Reprinted and updated by Pilcher, F. Archived from the original on 2012-02-27. Retrieved 2010-07-16.
- "Naming Stars". Retrieved 13 December 2017.