# Liste d'étoiles du Triangle austral

Cet article recense les étoiles situées dans la constellation du Triangle austral, classées par magnitude apparente décroissante.

## Liste

| Dés. | B | Var | HD | HIP | α | δ | Mag. app. | Mag. abs. | Dist. (al) | Type | Notes |
| α TrA | α | | 150798 | 82273 | 16$^h$ 48$^m$ 39,87$^s$ | −69° 01′ 39,5″ | 1,91 | −3,62 | 415 | K2IIb-IIIa | Atria |
| β TrA | β | | 141891 | 77952 | 15$^h$ 55$^m$ 08,81$^s$ | −63° 25′ 47,1″ | 2,83 | 2,38 | 40 | F1V | Possède un disque de débris |
| γ TrA | γ | | 135382 | 74946 | 15$^h$ 18$^m$ 54,69$^s$ | −68° 40′ 46,1″ | 2,87 | −0,87 | 183 | A1V | Possède un disque de débris |
| δ TrA | δ | | 145544 | 79664 | 16$^h$ 15$^m$ 26,27$^s$ | −63° 41′ 08,3″ | 3,86 | −2,54 | 621 | G5II | |
| ε TrA | ε | | 138538 | 76440 | 15$^h$ 36$^m$ 43,19$^s$ | −66° 19′ 00,9″ | 4,11 | 0,00 | 216 | K0III | |
| ζ TrA | ζ | | 147584 | 80686 | 16$^h$ 28$^m$ 27,80$^s$ | −70° 05′ 04,8″ | 4,90 | 4,49 | 39 | F9V | Binaire spectroscopique |
| LP TrA | | LP | 150549 | 82129 | 16$^h$ 46$^m$ 40,01$^s$ | −67° 06′ 34,8″ | 5,10 | −1,32 | 626 | Ap | Variable de type α$^2$ CVn |
| κ TrA | κ | | 141767 | 77982 | 15$^h$ 55$^m$ 29,61$^s$ | −68° 36′ 10,8″ | 5,11 | −4,70 | 2991 | G6IIa | |
| | | | 148291 | 80874 | 16$^h$ 30$^m$ 49,37$^s$ | −61° 38′ 00,5″ | 5,19 | −1,37 | 669 | K0II/IIICN | |
| ι TrA | ι | | 147787 | 80645 | 16$^h$ 27$^m$ 57,27$^s$ | −64° 03′ 28,8″ | 5,28 | 2,25 | 132 | F4IV | Variable de type γ Dor ; étoile binaire |
| θ TrA | θ | | 148890 | 81252 | 16$^h$ 35$^m$ 44,77$^s$ | −65° 29′ 43,2″ | 5,50 | 0,49 | 328 | G8/K0III | |
| | | | 140483 | 77390 | 15$^h$ 47$^m$ 53,10$^s$ | −65° 26′ 31,9″ | 5,54 | 0,06 | 406 | A5 | |
| LX TrA | | LX | 137066 | 75665 | 15$^h$ 27$^m$ 33,10$^s$ | −64° 31′ 53,2″ | 5,71 | −0,88 | 679 | K5/M0III | Variable semi-régulière |
| | | | 142514 | 78279 | 15$^h$ 58$^m$ 58,16$^s$ | −65° 02′ 15,2″ | 5,74 | −1,08 | 753 | B7III | |
| X TrA | | X | 134453 | 74582 | 15$^h$ 14$^m$ 19,17$^s$ | −70° 04′ 46,0″ | 5,75 | −2,56 | 1495 | C5,5 | Variable irrégulière à longue période |
| | | | 133683 | 74184 | 15$^h$ 09$^m$ 29,92$^s$ | −67° 05′ 02,9″ | 5,76 | −5,58 | 6037 | F8Iab-Ib | |
| | | | 142139 | 78045 | 15$^h$ 56$^m$ 05,96$^s$ | −60° 28′ 56,3″ | 5,76 | 1,66 | 215 | A3V | |
| MX TrA | | MX | 152564 | 83150 | 16$^h$ 59$^m$ 33,98$^s$ | −69° 16′ 05,3″ | 5,79 | −1,60 | 982 | Ap Si | Variable de type α$^2$ CVn |
| | | | 136672 | 75565 | 15$^h$ 26$^m$ 14,53$^s$ | −68° 18′ 33,1″ | 5,89 | 0,84 | 334 | K0III | |
| η$^1$ TrA | η$^1$ | | 149671 | 81710 | 16$^h$ 41$^m$ 23,13$^s$ | −68° 17′ 45,9″ | 5,89 | −0,73 | 688 | B7IV | |
| | | | 145689 | 79797 | 16$^h$ 17$^m$ 05,48$^s$ | −67° 56′ 27,9″ | 5,95 | 2,24 | 180 | A4V | |
| | | | 150026 | 81873 | 16$^h$ 43$^m$ 22,11$^s$ | −67° 25′ 56,3″ | 6,02 | 1,17 | 305 | A0Vn | |
| | | | 151441 | 82517 | 16$^h$ 51$^m$ 53,88$^s$ | −65° 22′ 31,5″ | 6,12 | −1,20 | 948 | B8II/III | |
| | | | 141913 | 77927 | 15$^h$ 54$^m$ 52,64$^s$ | −60° 44′ 37,1″ | 6,14 | −2,45 | 1707 | B9II | Variable suspectée |
| | | | 147349 | 80455 | 16$^h$ 25$^m$ 22,15$^s$ | −63° 07′ 30,9″ | 6,14 | 0,55 | 428 | A1V | |
| | | | 133456 | 74047 | 15$^h$ 07$^m$ 56,75$^s$ | −65° 16′ 31,6″ | 6,18 | −0,75 | 793 | K3III | |
| | | | 141585 | 77817 | 15$^h$ 53$^m$ 22,94$^s$ | −62° 36′ 23,6″ | 6,22 | −0,19 | 623 | K3III | Variable suspectée |
| | | | 150097 | 81823 | 16$^h$ 42$^m$ 48,42$^s$ | −62° 33′ 14,1″ | 6,23 | −2,04 | 1468 | K3III | |
| | | | 143238 | 78603 | 16$^h$ 02$^m$ 52,53$^s$ | −62° 32′ 29,5″ | 6,25 | 1,17 | 339 | B9.5V | |
| | | | 135737 | 75091 | 15$^h$ 20$^m$ 40,56$^s$ | −67° 28′ 53,4″ | 6,27 | −1,66 | 1254 | B3V | |
| | | | 151404 | 82539 | 16$^h$ 52$^m$ 17,78$^s$ | −67° 40′ 53,4″ | 6,33 | 1,01 | 377 | K2III | |
| R TrA | | R | 135592 | 75018 | 15$^h$ 19$^m$ 45,71$^s$ | −66° 29′ 45,7″ | 6,39 | | 3500 | F7Ib/II | Céphéide classique |
| S TrA | | S | 142941 | 78476 | 16$^h$ 01$^m$ 10,72$^s$ | −63° 46′ 35,5″ | 6,42 | −3,53 | 3030 | F8II | Céphéide classique |
| | | | 138965 | 76736 | 15$^h$ 40$^m$ 11,63$^s$ | −70° 13′ 39,9″ | 6,45 | 2,01 | 252 | A5V | |
| | | | 153389 | 83556 | 17$^h$ 04$^m$ 33,70$^s$ | −68° 16′ 43,1″ | 6,47 | −1,46 | 1254 | M3/M4III | Variable irrégulière à longue période suspectée |
| | | | 144481 | 79208 | 16$^h$ 09$^m$ 59,19$^s$ | −62° 58′ 01,2″ | 6,50 | 1,41 | 340 | A3m... | |
| U TrA | | U | 143999 | 78978 | 16$^h$ 07$^m$ 09,01$^s$ | −62° 54′ 38,0″ | 7,89 | | 3130 | F8Ib/II | Céphéide classique |
| HD 147018 | | | 147018 | 80250 | 16$^h$ 23$^m$ 00,15$^s$ | −61° 41′ 19,5″ | 8,37 | 5,22 | 139 | G9V | Possède 2 exoplanètes (b & c) |
| RT TrA | | RT | | 81157 | 16$^h$ 34$^m$ 30,89$^s$ | −63° 08′ 00,8″ | 9,70 | | 2590 | G2Ib-II: | Variable de type BL Her |
| HD 143414 | | LT | 143414 | 78689 | 16$^h$ 03$^m$ 49,34$^s$ | −62° 41′ 36,0″ | 10,10 | | 2940 | WN+... | Étoile Wolf-Rayet |
| EK TrA | | EK | | | 15$^h$ 14$^m$ 01,47$^s$ | −65° 05′ 32,1″ | 10,40 | | | | Variable de type SU UMa |
| HD 141969 | | MM | 141969 | 78034 | 15$^h$ 56$^m$ 01,69$^s$ | −66° 09′ 09,2″ | 11,00 | | 3500 | BC0Ibe | Étoile centrale de la nébuleuse planétaire He 2-138 |
| KX TrA | | KX | | | 16$^h$ 44$^m$ 35,47$^s$ | −62° 37′ 14,08″ | 11,38 | | | M6 | Variable de type Z And |
| 4U 1626-67 | | KZ | | | 16$^h$ 32$^m$ 16,8$^s$ | −67° 27′ 43″ | 18,50 | | | | Binaire X à faible masse |
| X1556-605 | | LU | | | 16$^h$ 01$^m$ 02,3$^s$ | −60° 44′ 18″ | 18,60 | | | | Binaire X à faible masse |
| KY TrA | | KY | | | 15$^h$ 28$^m$ 17,2$^s$ | −61° 52′ 58″ | | | | | TrA X-1 ; binaire X à faible masse |
| WISE 1639-6847 | | | | | 16$^h$ 39$^m$ 40,83$^s$ | −68° 47′ 38,6″ | | | 16 | Y | Naine brune |