Liste d'étoiles de l'Octant
Cet article recense les étoiles situées dans la constellation de l'Octant, classées par magnitude apparente décroissante.
Liste
Dés. | B | Var | HD | HIP | α | δ | Mag. app. | Mag. abs. | Dist. (al) | Type | Notes |
---|---|---|---|---|---|---|---|---|---|---|---|
ν Oct | ν | 205478 | 107089 | 21h 41m 28,47s | −77° 23′ 22,1″ | 3,73 | 2,10 | 69 | K0III | Binaire spectroscopique | |
β Oct | β | 214846 | 112405 | 22h 46m 03,72s | −81° 22′ 53,8″ | 4,13 | 0,96 | 140 | A9IV/V | Étoile binaire | |
δ Oct | δ | 124882 | 70638 | 14h 26m 55,74s | −83° 40′ 04,3″ | 4,31 | −0,35 | 279 | K2III | ||
θ Oct | θ | 224889 | 122 | 00h 01m 35,85s | −77° 03′ 55,1″ | 4,78 | 0,63 | 221 | K2III | ||
ε Oct | ε | BO | 210967 | 110256 | 22h 20m 01,48s | −80° 26′ 22,7″ | 5,09 | 0,51 | 268 | M6III | |
γ1 Oct | γ1 | 223647 | 117689 | 23h 52m 06,69s | −82° 01′ 07,6″ | 5,10 | 0,53 | 267 | G7III | Variable semi-régulière | |
α Oct | α | 199532 | 104043 | 21h 04m 43,03s | −77° 01′ 22,3″ | 5,13 | 1,85 | 148 | F4III | Variable de type β Lyr | |
λ Oct | λ | 206240 | 107843 | 21h 50m 54,25s | −82° 43′ 07,8″ | 5,27 | −0,36 | 435 | G8/K0III+.. | ||
γ3 Oct | γ3 | 636 | 814 | 00h 10m 02,27s | −82° 13′ 26,4″ | 5,29 | 0,93 | 242 | K1/K2III | ||
χ Oct | χ | 164461 | 92824 | 18h 54m 47,65s | −87° 36′ 19,9″ | 5,29 | 0,87 | 250 | K3III | ||
ξ Oct | ξ | 215573 | 112781 | 22h 50m 22,75s | −80° 07′ 25,7″ | 5,32 | −0,35 | 444 | B6IV | Étoile de type B à pulsation lente | |
ζ Oct | ζ | 79837 | 43908 | 08h 56m 41,88s | −85° 39′ 47,6″ | 5,43 | 2,01 | 157 | F0III | ||
ι Oct | ι | 111482 | 63031 | 12h 54m 58,35s | −85° 07′ 24,3″ | 5,45 | 0,17 | 371 | K0III | ||
σ Oct | σ | 177482 | 104382 | 21h 08m 46,01s | −88° 57′ 23,4″ | 5,45 | 0,86 | 270 | F0III | Polaris Australis ; variable de type δ Sct | |
φ Oct | φ | 167468 | 90133 | 18h 23m 36,44s | −75° 02′ 39,6″ | 5,47 | 1,57 | 197 | A0V | ||
ψ Oct | ψ | 210853 | 110078 | 22h 17m 50,70s | −77° 30′ 41,7″ | 5,49 | 2,56 | 125 | F3III | ||
τ Oct | τ | 219765 | 115836 | 23h 28m 03,57s | −87° 28′ 56,1″ | 5,50 | −0,52 | 522 | K2III | ||
κ Oct | κ | 117374 | 66753 | 13h 40m 56,18s | −85° 47′ 09,6″ | 5,56 | 1,08 | 256 | A2m... | ||
ρ Oct | ρ | 137333 | 76996 | 15h 43m 16,10s | −84° 27′ 55,8″ | 5,57 | 1,45 | 217 | A2V | ||
π1 Oct | π1 | 130650 | 73540 | 15h 01m 50,70s | −83° 13′ 40,0″ | 5,65 | 0,27 | 389 | G8/K0III | ||
π2 Oct | π3 | 131246 | 73771 | 15h 04m 46,96s | −83° 02′ 17,8″ | 5,65 | −2,98 | 1734 | G8Ib | ||
11025 | 7568 | 01h 37m 27,78s | −84° 46′ 10,7″ | 5,66 | 0,42 | 365 | K0III | ||||
γ2 Oct | γ3 | 224362 | 118114 | 23h 57m 32,99s | −82° 10′ 11,1″ | 5,72 | 0,80 | 314 | K0III | ||
222806 | 117125 | 23h 44m 40,68s | −78° 47′ 29,2″ | 5,74 | −0,47 | 569 | K1III | ||||
193721 | 101427 | 20h 33m 17,61s | −80° 57′ 53,4″ | 5,76 | −0,28 | 527 | G6/G8II | ||||
υ Oct | υ | 211539 | 111196 | 22h 31m 37,83s | −85° 58′ 02,6″ | 5,76 | 0,73 | 330 | K0III | ||
1032 | 1074 | 00h 13m 19,55s | −84° 59′ 38,5″ | 5,78 | −1,21 | 815 | M0/M1III | ||||
HD 221420 | 221420 | 116250 | 23h 33m 19,55s | −77° 23′ 07,2″ | 5,82 | 3,31 | 104 | G2V | Possède une exoplanète (b) | ||
10800 | 7601 | 01h 37m 54,98s | −82° 58′ 31,0″ | 5,88 | 3,71 | 88 | G2V | ||||
ω Oct | ω | 131596 | 74296 | 15h 11m 08,79s | −84° 47′ 16,2″ | 5,88 | 0,93 | 318 | B9.5V | ||
194612 | 101843 | 20h 38m 18,60s | −81° 17′ 20,3″ | 5,89 | −0,56 | 635 | K5III | ||||
208741 | 108849 | 22h 03m 03,74s | −76° 07′ 05,8″ | 5,94 | 1,99 | 201 | F3III | ||||
167714 | 90606 | 18h 29m 20,02s | −80° 13′ 57,2″ | 5,95 | 0,81 | 348 | K2III | ||||
μ1 Oct | μ1 | 196051 | 102162 | 20h 42m 02,52s | −76° 10′ 50,0″ | 5,99 | 0,92 | 337 | F4III-IV | ||
222060 | 116653 | 23h 38m 23,69s | −76° 52′ 10,2″ | 5,99 | −0,42 | 625 | K0II/III | ||||
104555 | 58697 | 12h 02m 20,68s | −85° 37′ 54,3″ | 6,05 | 0,99 | 335 | K3III | ||||
CW Oct | CW | 148542 | 83255 | 17h 00m 58,44s | −86° 21′ 51,5″ | 6,05 | −0,27 | 598 | A2V | Variable de type α2 CVn | |
218108 | 114258 | 23h 08m 23,54s | −79° 28′ 50,2″ | 6,11 | 1,75 | 243 | A7Vn | ||||
HR 8526 | 212168 | 110712 | 22h 25m 51,03s | −75° 00′ 56,6″ | 6,12 | 4,31 | 75 | G0V | Étoile multiple[1] | ||
210056 | 109584 | 22h 11m 55,13s | −76° 06′ 57,3″ | 6,13 | 1,30 | 302 | K0III | ||||
191220 | 100697 | 20h 24m 54,80s | −83° 18′ 38,3″ | 6,15 | 1,71 | 252 | A2/A3m... | ||||
213402 | 111504 | 22h 35m 26,36s | −78° 46′ 17,6″ | 6,15 | −1,47 | 1090 | K1III | ||||
204904 | 106881 | 21h 38m 56,15s | −79° 26′ 33,1″ | 6,17 | 2,28 | 196 | F4IV | ||||
η Oct | η | 96124 | 53702 | 10h 59m 14,16s | −84° 35′ 37,9″ | 6,19 | 1,00 | 356 | A1V | ||
169904 | 91723 | 18h 42m 14,36s | −81° 48′ 29,1″ | 6,27 | 0,12 | 553 | B8V | ||||
107739 | 60638 | 12h 25m 38,28s | −86° 09′ 02,1″ | 6,32 | −0,53 | 765 | K0III | ||||
219572 | 115129 | 23h 19m 08,55s | −79° 28′ 20,8″ | 6,34 | 0,46 | 489 | K0III | ||||
172226 | 93117 | 18h 58m 10,03s | −83° 25′ 19,8″ | 6,35 | 0,18 | 558 | B9/B9.5V | ||||
203532 | 106474 | 21h 33m 54,47s | −82° 40′ 59,1″ | 6,35 | −0,63 | 813 | B3IV | ||||
171990 | 92233 | 18h 47m 49,20s | −77° 52′ 07,0″ | 6,39 | 3,22 | 141 | G2V | ||||
186154 | 98086 | 19h 56m 01,62s | −81° 20′ 59,4″ | 6,39 | −0,25 | 694 | K3/K4III | ||||
208500 | 108759 | 22h 01m 52,65s | −77° 39′ 45,1″ | 6,39 | 1,49 | 311 | A5IV/V | ||||
R Oct | R | 40857 | 25412 | 05h 26m 06.12s | −86° 23′ 17.8″ | 6.40 | 1960 | M5.5e | Variable de type Mira | ||
25887 | 17328 | 03h 42m 32,69s | −85° 15′ 43,3″ | 6,40 | 0,56 | 481 | B9V | ||||
202418 | 106320 | 21h 32m 02,86s | −84° 48′ 36,0″ | 6,42 | −0,13 | 667 | K3III | ||||
218559 | 114550 | 23h 12m 12,43s | −80° 54′ 45,6″ | 6,43 | 0,17 | 582 | K4III | ||||
159517 | 88274 | 18h 01m 34,21s | −85° 12′ 52,1″ | 6,45 | 2,32 | 219 | F4V | ||||
58805 | 32500 | 06h 46m 58,52s | −87° 01′ 29,9″ | 6,46 | 3,50 | 128 | F3V | ||||
203955 | 106424 | 21h 33m 21,07s | −80° 02′ 21,5″ | 6,47 | 1,25 | 360 | A0V | ||||
BP Oct | BP | 129723 | 75736 | 15h 28m 20,68s | −88° 07′ 58,1″ | 6,49 | 2,45 | 210 | Am | Variable de type δ Sct | |
165338 | 90509 | 18h 28m 06,35s | −84° 23′ 14,0″ | 6,49 | 0,18 | 596 | B8/B9V | ||||
μ2 Oct | μ3 | 196067 | 102125 | 20h 41m 43,74s | −75° 21′ 01,5″ | 6,51 | 3,31 | 142 | G1V | ||
B Oct | B | CG | 206553 | 112355 | 22h 45m 30,22s | −88° 49′ 05,9″ | 6,57 | 1,50 | 335 | F0IV-V | Variable de type δ Sct |
BQ Oct | BQ | 110994 | 71348 | 14h 35m 29,51s | −89° 46′ 18,2″ | 6,88 | 1600 | S5,1 | Variable irrégulière à longue période | ||
ο Oct | ο | 1348 | 1007 | 00h 12m 33,96s | −88° 21′ 46,3″ | 7,21 | −1,49 | 1790 | B9,5IV | ||
HD 142022 | 142022 | 79242 | 16h 10m 15,03s | −84° 13′ 53,8″ | 7,70 | 5,01 | 112 | K0V | Étoile binaire ; l'étoile primaire possède une exoplanète (Ab) | ||
HD 212301 | 212301 | 110852 | 22h 27m 30,92s | −77° 43′ 04,5″ | 7,77 | 4,07 | 179 | F8V | Possède une exoplanète (b) | ||
Voir aussi
Liens internes
Sources
- (en) K. Fuhrmann et al., « Multiplicity among Solar-type Stars », The Astrophysical Journal, vol. 836, no 1, , p. 23, article no 139 (DOI 10.3847/1538-4357/836/1/139, Bibcode 2017ApJ...836..139F)
- ESA, « The Hipparcos and Tycho Catalogues », (consulté le )
- Natalia Dimitrievna Kostyuk, « HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index », (consulté le )
- N. G. Roman, « Identification of a Constellation from a Position », (consulté le )
- (en) N. N Samus', E. V. Kazarovets et al., « General Catalogue of Variable Stars: Version GCVS 5.1 », Astronomy Reports, vol. 61, no 1, , p. 80-88 (DOI 10.1134/S1063772917010085, Bibcode 2017ARep...61...80S, lire en ligne)
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