# 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 | 21$^h$ 41$^m$ 28,47$^s$ | −77° 23′ 22,1″ | 3,73 | 2,10 | 69 | K0III | Binaire spectroscopique |
| β Oct | β | | 214846 | 112405 | 22$^h$ 46$^m$ 03,72$^s$ | −81° 22′ 53,8″ | 4,13 | 0,96 | 140 | A9IV/V | Étoile binaire |
| δ Oct | δ | | 124882 | 70638 | 14$^h$ 26$^m$ 55,74$^s$ | −83° 40′ 04,3″ | 4,31 | −0,35 | 279 | K2III | |
| θ Oct | θ | | 224889 | 122 | 00$^h$ 01$^m$ 35,85$^s$ | −77° 03′ 55,1″ | 4,78 | 0,63 | 221 | K2III | |
| ε Oct | ε | BO | 210967 | 110256 | 22$^h$ 20$^m$ 01,48$^s$ | −80° 26′ 22,7″ | 5,09 | 0,51 | 268 | M6III | |
| γ$^1$ Oct | γ$^1$ | | 223647 | 117689 | 23$^h$ 52$^m$ 06,69$^s$ | −82° 01′ 07,6″ | 5,10 | 0,53 | 267 | G7III | Variable semi-régulière |
| α Oct | α | | 199532 | 104043 | 21$^h$ 04$^m$ 43,03$^s$ | −77° 01′ 22,3″ | 5,13 | 1,85 | 148 | F4III | Variable de type β Lyr |
| λ Oct | λ | | 206240 | 107843 | 21$^h$ 50$^m$ 54,25$^s$ | −82° 43′ 07,8″ | 5,27 | −0,36 | 435 | G8/K0III+.. | |
| γ$^3$ Oct | γ$^3$ | | 636 | 814 | 00$^h$ 10$^m$ 02,27$^s$ | −82° 13′ 26,4″ | 5,29 | 0,93 | 242 | K1/K2III | |
| χ Oct | χ | | 164461 | 92824 | 18$^h$ 54$^m$ 47,65$^s$ | −87° 36′ 19,9″ | 5,29 | 0,87 | 250 | K3III | |
| ξ Oct | ξ | | 215573 | 112781 | 22$^h$ 50$^m$ 22,75$^s$ | −80° 07′ 25,7″ | 5,32 | −0,35 | 444 | B6IV | Étoile de type B à pulsation lente |
| ζ Oct | ζ | | 79837 | 43908 | 08$^h$ 56$^m$ 41,88$^s$ | −85° 39′ 47,6″ | 5,43 | 2,01 | 157 | F0III | |
| ι Oct | ι | | 111482 | 63031 | 12$^h$ 54$^m$ 58,35$^s$ | −85° 07′ 24,3″ | 5,45 | 0,17 | 371 | K0III | |
| σ Oct | σ | | 177482 | 104382 | 21$^h$ 08$^m$ 46,01$^s$ | −88° 57′ 23,4″ | 5,45 | 0,86 | 270 | F0III | Polaris Australis ; variable de type δ Sct |
| φ Oct | φ | | 167468 | 90133 | 18$^h$ 23$^m$ 36,44$^s$ | −75° 02′ 39,6″ | 5,47 | 1,57 | 197 | A0V | |
| ψ Oct | ψ | | 210853 | 110078 | 22$^h$ 17$^m$ 50,70$^s$ | −77° 30′ 41,7″ | 5,49 | 2,56 | 125 | F3III | |
| τ Oct | τ | | 219765 | 115836 | 23$^h$ 28$^m$ 03,57$^s$ | −87° 28′ 56,1″ | 5,50 | −0,52 | 522 | K2III | |
| κ Oct | κ | | 117374 | 66753 | 13$^h$ 40$^m$ 56,18$^s$ | −85° 47′ 09,6″ | 5,56 | 1,08 | 256 | A2m... | |
| ρ Oct | ρ | | 137333 | 76996 | 15$^h$ 43$^m$ 16,10$^s$ | −84° 27′ 55,8″ | 5,57 | 1,45 | 217 | A2V | |
| π$^1$ Oct | π$^1$ | | 130650 | 73540 | 15$^h$ 01$^m$ 50,70$^s$ | −83° 13′ 40,0″ | 5,65 | 0,27 | 389 | G8/K0III | |
| π$^2$ Oct | π$^3$ | | 131246 | 73771 | 15$^h$ 04$^m$ 46,96$^s$ | −83° 02′ 17,8″ | 5,65 | −2,98 | 1734 | G8Ib | |
| | | | 11025 | 7568 | 01$^h$ 37$^m$ 27,78$^s$ | −84° 46′ 10,7″ | 5,66 | 0,42 | 365 | K0III | |
| γ$^2$ Oct | γ$^3$ | | 224362 | 118114 | 23$^h$ 57$^m$ 32,99$^s$ | −82° 10′ 11,1″ | 5,72 | 0,80 | 314 | K0III | |
| | | | 222806 | 117125 | 23$^h$ 44$^m$ 40,68$^s$ | −78° 47′ 29,2″ | 5,74 | −0,47 | 569 | K1III | |
| | | | 193721 | 101427 | 20$^h$ 33$^m$ 17,61$^s$ | −80° 57′ 53,4″ | 5,76 | −0,28 | 527 | G6/G8II | |
| υ Oct | υ | | 211539 | 111196 | 22$^h$ 31$^m$ 37,83$^s$ | −85° 58′ 02,6″ | 5,76 | 0,73 | 330 | K0III | |
| | | | 1032 | 1074 | 00$^h$ 13$^m$ 19,55$^s$ | −84° 59′ 38,5″ | 5,78 | −1,21 | 815 | M0/M1III | |
| HD 221420 | | | 221420 | 116250 | 23$^h$ 33$^m$ 19,55$^s$ | −77° 23′ 07,2″ | 5,82 | 3,31 | 104 | G2V | Possède une exoplanète (b) |
| | | | 10800 | 7601 | 01$^h$ 37$^m$ 54,98$^s$ | −82° 58′ 31,0″ | 5,88 | 3,71 | 88 | G2V | |
| ω Oct | ω | | 131596 | 74296 | 15$^h$ 11$^m$ 08,79$^s$ | −84° 47′ 16,2″ | 5,88 | 0,93 | 318 | B9.5V | |
| | | | 194612 | 101843 | 20$^h$ 38$^m$ 18,60$^s$ | −81° 17′ 20,3″ | 5,89 | −0,56 | 635 | K5III | |
| | | | 208741 | 108849 | 22$^h$ 03$^m$ 03,74$^s$ | −76° 07′ 05,8″ | 5,94 | 1,99 | 201 | F3III | |
| | | | 167714 | 90606 | 18$^h$ 29$^m$ 20,02$^s$ | −80° 13′ 57,2″ | 5,95 | 0,81 | 348 | K2III | |
| μ$^1$ Oct | μ$^1$ | | 196051 | 102162 | 20$^h$ 42$^m$ 02,52$^s$ | −76° 10′ 50,0″ | 5,99 | 0,92 | 337 | F4III-IV | |
| | | | 222060 | 116653 | 23$^h$ 38$^m$ 23,69$^s$ | −76° 52′ 10,2″ | 5,99 | −0,42 | 625 | K0II/III | |
| | | | 104555 | 58697 | 12$^h$ 02$^m$ 20,68$^s$ | −85° 37′ 54,3″ | 6,05 | 0,99 | 335 | K3III | |
| CW Oct | | CW | 148542 | 83255 | 17$^h$ 00$^m$ 58,44$^s$ | −86° 21′ 51,5″ | 6,05 | −0,27 | 598 | A2V | Variable de type α$^2$ CVn |
| | | | 218108 | 114258 | 23$^h$ 08$^m$ 23,54$^s$ | −79° 28′ 50,2″ | 6,11 | 1,75 | 243 | A7Vn | |
| HR 8526 | | | 212168 | 110712 | 22$^h$ 25$^m$ 51,03$^s$ | −75° 00′ 56,6″ | 6,12 | 4,31 | 75 | G0V | Étoile multiple |
| | | | 210056 | 109584 | 22$^h$ 11$^m$ 55,13$^s$ | −76° 06′ 57,3″ | 6,13 | 1,30 | 302 | K0III | |
| | | | 191220 | 100697 | 20$^h$ 24$^m$ 54,80$^s$ | −83° 18′ 38,3″ | 6,15 | 1,71 | 252 | A2/A3m... | |
| | | | 213402 | 111504 | 22$^h$ 35$^m$ 26,36$^s$ | −78° 46′ 17,6″ | 6,15 | −1,47 | 1090 | K1III | |
| | | | 204904 | 106881 | 21$^h$ 38$^m$ 56,15$^s$ | −79° 26′ 33,1″ | 6,17 | 2,28 | 196 | F4IV | |
| η Oct | η | | 96124 | 53702 | 10$^h$ 59$^m$ 14,16$^s$ | −84° 35′ 37,9″ | 6,19 | 1,00 | 356 | A1V | |
| | | | 169904 | 91723 | 18$^h$ 42$^m$ 14,36$^s$ | −81° 48′ 29,1″ | 6,27 | 0,12 | 553 | B8V | |
| | | | 107739 | 60638 | 12$^h$ 25$^m$ 38,28$^s$ | −86° 09′ 02,1″ | 6,32 | −0,53 | 765 | K0III | |
| | | | 219572 | 115129 | 23$^h$ 19$^m$ 08,55$^s$ | −79° 28′ 20,8″ | 6,34 | 0,46 | 489 | K0III | |
| | | | 172226 | 93117 | 18$^h$ 58$^m$ 10,03$^s$ | −83° 25′ 19,8″ | 6,35 | 0,18 | 558 | B9/B9.5V | |
| | | | 203532 | 106474 | 21$^h$ 33$^m$ 54,47$^s$ | −82° 40′ 59,1″ | 6,35 | −0,63 | 813 | B3IV | |
| | | | 171990 | 92233 | 18$^h$ 47$^m$ 49,20$^s$ | −77° 52′ 07,0″ | 6,39 | 3,22 | 141 | G2V | |
| | | | 186154 | 98086 | 19$^h$ 56$^m$ 01,62$^s$ | −81° 20′ 59,4″ | 6,39 | −0,25 | 694 | K3/K4III | |
| | | | 208500 | 108759 | 22$^h$ 01$^m$ 52,65$^s$ | −77° 39′ 45,1″ | 6,39 | 1,49 | 311 | A5IV/V | |
| R Oct | | R | 40857 | 25412 | 05$^h$ 26$^m$ 06.12$^s$ | −86° 23′ 17.8″ | 6.40 | | 1960 | M5.5e | Variable de type Mira |
| | | | 25887 | 17328 | 03$^h$ 42$^m$ 32,69$^s$ | −85° 15′ 43,3″ | 6,40 | 0,56 | 481 | B9V | |
| | | | 202418 | 106320 | 21$^h$ 32$^m$ 02,86$^s$ | −84° 48′ 36,0″ | 6,42 | −0,13 | 667 | K3III | |
| | | | 218559 | 114550 | 23$^h$ 12$^m$ 12,43$^s$ | −80° 54′ 45,6″ | 6,43 | 0,17 | 582 | K4III | |
| | | | 159517 | 88274 | 18$^h$ 01$^m$ 34,21$^s$ | −85° 12′ 52,1″ | 6,45 | 2,32 | 219 | F4V | |
| | | | 58805 | 32500 | 06$^h$ 46$^m$ 58,52$^s$ | −87° 01′ 29,9″ | 6,46 | 3,50 | 128 | F3V | |
| | | | 203955 | 106424 | 21$^h$ 33$^m$ 21,07$^s$ | −80° 02′ 21,5″ | 6,47 | 1,25 | 360 | A0V | |
| BP Oct | | BP | 129723 | 75736 | 15$^h$ 28$^m$ 20,68$^s$ | −88° 07′ 58,1″ | 6,49 | 2,45 | 210 | Am | Variable de type δ Sct |
| | | | 165338 | 90509 | 18$^h$ 28$^m$ 06,35$^s$ | −84° 23′ 14,0″ | 6,49 | 0,18 | 596 | B8/B9V | |
| μ$^2$ Oct | μ$^3$ | | 196067 | 102125 | 20$^h$ 41$^m$ 43,74$^s$ | −75° 21′ 01,5″ | 6,51 | 3,31 | 142 | G1V | |
| B Oct | B | CG | 206553 | 112355 | 22$^h$ 45$^m$ 30,22$^s$ | −88° 49′ 05,9″ | 6,57 | 1,50 | 335 | F0IV-V | Variable de type δ Sct |
| BQ Oct | | BQ | 110994 | 71348 | 14$^h$ 35$^m$ 29,51$^s$ | −89° 46′ 18,2″ | 6,88 | | 1600 | S5,1 | Variable irrégulière à longue période |
| ο Oct | ο | | 1348 | 1007 | 00$^h$ 12$^m$ 33,96$^s$ | −88° 21′ 46,3″ | 7,21 | −1,49 | 1790 | B9,5IV | |
| HD 142022 | | | 142022 | 79242 | 16$^h$ 10$^m$ 15,03$^s$ | −84° 13′ 53,8″ | 7,70 | 5,01 | 112 | K0V | Étoile binaire ; l'étoile primaire possède une exoplanète (Ab) |
| HD 212301 | | | 212301 | 110852 | 22$^h$ 27$^m$ 30,92$^s$ | −77° 43′ 04,5″ | 7,77 | 4,07 | 179 | F8V | Possède une exoplanète (b) |