# Liste d'étoiles de la Petite Ourse

Cet article recense les étoiles situées dans la constellation de la Petite Ourse, classées par magnitude apparente décroissante.

## Liste

| Nom | B | F | Var | HD | HIP | a | dec | Mag. app. | Mag. abs. | Dist. (al) | Type | Notes |
| Polaris | α | 1 | | 8890 | 11767 | 02$^h$ 31$^m$ 47,08$^s$ | +89° 15′ 50,9″ | 1,97 | −3,64 | 431 | F7:Ib-IIv SB | Étoile polaire, Lodestar, Alruccabah, Cynosura, Phoenice, Tramontana, Navigatoria, Yilduz, Mismar, Polyarnaya ; céphéide |
| β UMi | β | 7 | | 131873 | 72607 | 14$^h$ 50$^m$ 42,40$^s$ | +74° 09′ 19,7″ | 2,07 | −0,87 | 126 | K4IIIvar | Kochab, Kokab, Kochah ; variable suspectée ; possède une exoplanète (b) |
| γ UMi | γ | 13 | | 137422 | 75097 | 15$^h$ 20$^m$ 43,75$^s$ | +71° 50′ 02,3″ | 3,00 | −2,84 | 480 | A3II-III | Pherkad, Pherkad Major ; variable de type δ Sct |
| ε UMi | ε | 22 | | 153751 | 82080 | 16$^h$ 45$^m$ 58,16$^s$ | +82° 02′ 14,1″ | 4,21 | −0,92 | 346 | G5IIIvar | Urodelus ; variable de type RS CVn |
| 5 UMi | | 5 | | 127700 | 70692 | 14$^h$ 27$^m$ 31,52$^s$ | +75° 41′ 45,4″ | 4,25 | −0,87 | 345 | K4III | |
| ζ UMi | ζ | 16 | | 142105 | 77055 | 15$^h$ 44$^m$ 03,46$^s$ | +77° 47′ 40,2″ | 4,29 | −1,02 | 376 | A3Vn | Alifa al Farkadain |
| δ UMi | δ | 23 | | 166205 | 85822 | 17$^h$ 32$^m$ 12,90$^s$ | +86° 35′ 10,8″ | 4,35 | 0,61 | 183 | A1Vn | Yildun, Gildun, Vildiur, Yilduz, Pherkard |
| RR UMi | | | RR | 132813 | 73199 | 14$^h$ 57$^m$ 35,12$^s$ | +65° 55′ 56,6″ | 4,63 | −0,80 | 398 | M5III | Étoile variable semi-régulière |
| 4 UMi | | 4 | | 124547 | 69112 | 14$^h$ 08$^m$ 51,01$^s$ | +77° 32′ 50,8″ | 4,80 | −1,13 | 500 | K3III | |
| η UMi | η | 21 | | 148048 | 79822 | 16$^h$ 17$^m$ 30,50$^s$ | +75° 45′ 16,9″ | 4,95 | 2,58 | 97 | F5V | Anwar al Farkadain, Alasco |
| θ UMi | θ | 15 | | 139669 | 76008 | 15$^h$ 31$^m$ 25,05$^s$ | +77° 20′ 57,6″ | 5,00 | −2,03 | 832 | K5III | Variable suspectée |
| 11 UMi | | 11 | | 136726 | 74793 | 15$^h$ 17$^m$ 05,88$^s$ | +71° 49′ 26,0″ | 5,02 | −0,37 | 389 | K4III | Pherkad Minor ; possède une exoplanète |
| | | | | 136064 | 74605 | 15$^h$ 14$^m$ 38,00$^s$ | +67° 20′ 51,6″ | 5,15 | 3,13 | 83 | F9IV | |
| | | | | 124730 | 69373 | 14$^h$ 12$^m$ 04,05$^s$ | +69° 25′ 57,6″ | 5,18 | −0,50 | 445 | M2III | Étoile variable |
| 19 UMi | | 19 | | 146926 | 79280 | 16$^h$ 10$^m$ 49,53$^s$ | +75° 52′ 39,1″ | 5,48 | −1,07 | 665 | B8V | |
| HD 118904 | | | | 118904 | 66435 | 13$^h$ 37$^m$ 11,05$^s$ | +71° 14′ 32,2″ | 5,50 | 0,05 | 400 | K2III | Possède une exoplanète |
| | | | | 149681 | 80480 | 16$^h$ 25$^m$ 43,53$^s$ | +78° 57′ 49,0″ | 5,55 | 2,42 | 138 | F0V | |
| | | | | 133002 | 72573 | 14$^h$ 50$^m$ 19,63$^s$ | +82° 30′ 45,0″ | 5,63 | 2,45 | 141 | F9V | |
| | | | | 140227 | 76519 | 15$^h$ 37$^m$ 39,21$^s$ | +69° 16′ 59,6″ | 5,65 | −1,51 | 881 | M0III | |
| | | | | 145622 | 78661 | 16$^h$ 03$^m$ 31,40$^s$ | +76° 47′ 38,0″ | 5,73 | −0,53 | 581 | A3V | |
| HD 158996 | | | | 158996 | 84769 | 17$^h$ 19$^m$ 37,05$^s$ | +80° 08′ 11,0″ | 5,74 | −1,67 | 991 | K5III | Possède une exoplanète |
| 24 UMi | | 24 | | 166926 | 85699 | 17$^h$ 30$^m$ 46,97$^s$ | +86° 58′ 04,9″ | 5,78 | 2,38 | 156 | A2m | |
| | | | | 117187 | 65536 | 13$^h$ 26$^m$ 08,02$^s$ | +72° 23′ 29,4″ | 5,82 | −1,63 | 1009 | M1III | |
| HD 120084 | | | | 120084 | 66903 | 13$^h$ 42$^m$ 39,38$^s$ | +78° 03′ 51,6″ | 5,91 | 0,96 | 318 | G7III | Possède une exoplanète |
| | | | | 152303 | 81854 | 16$^h$ 43$^m$ 06,14$^s$ | +77° 30′ 48,5″ | 5,99 | 3,21 | 117 | F4V | |
| | | | | 147321 | 79601 | 16$^h$ 14$^m$ 33,47$^s$ | +73° 23′ 41,3″ | 6,02 | −0,78 | 748 | A3V | |
| VX UMi | | | VX | 155154 | 83317 | 17$^h$ 01$^m$ 40,08$^s$ | +75° 17′ 51,6″ | 6,17 | 2,91 | 146 | F0IVn | Variable de type γ Dor |
| | | | | 135384 | 74272 | 15$^h$ 10$^m$ 44,40$^s$ | +67° 46′ 51,8″ | 6,18 | 0,23 | 504 | A8Vn | |
| | | | | 133994 | 73706 | 15$^h$ 03$^m$ 57,73$^s$ | +65° 55′ 11,0″ | 6,22 | 0,45 | 464 | A2Vs | |
| UY UMi | | | UY | 107192 | 59767 | 12$^h$ 15$^m$ 20,67$^s$ | +87° 42′ 00,0″ | 6,27 | 2,93 | 152 | F2V | Variable de type γ Dor |
| | | | | 129245 | 71196 | 14$^h$ 33$^m$ 38,62$^s$ | +79° 39′ 36,8″ | 6,27 | 0,52 | 461 | K3III | |
| λ UMi | λ | | | 183030 | 84535 | 17$^h$ 16$^m$ 57,26$^s$ | +89° 02′ 15,8″ | 6,31 | −0,84 | 876 | M1III | Variable semi-régulière |
| | | | | 107113 | 59879 | 12$^h$ 16$^m$ 49,35$^s$ | +86° 26′ 09,0″ | 6,33 | 3,34 | 129 | F4V | |
| | | | | 151623 | 81428 | 16$^h$ 37$^m$ 52,81$^s$ | +78° 55′ 06,8″ | 6,33 | 0,81 | 414 | G9III | |
| | | | | 150275 | 80850 | 16$^h$ 30$^m$ 39,08$^s$ | +77° 26′ 45,1″ | 6,35 | 0,87 | 408 | K1III | |
| 20 UMi | | 20 | | 147142 | 79420 | 16$^h$ 12$^m$ 32,20$^s$ | +75° 12′ 38,1″ | 6,36 | −0,49 | 765 | K2IV | |
| | | | | 113889 | 63822 | 13$^h$ 04$^m$ 49,78$^s$ | +73° 01′ 29,8″ | 6,43 | 1,01 | 396 | F0V | |
| 3 UMi | | 3 | | 124063 | 68956 | 14$^h$ 06$^m$ 56,48$^s$ | +74° 35′ 37,5″ | 6,43 | 0,79 | 438 | A7V | |
| | | | | 5914 | 7283 | 01$^h$ 33$^m$ 48,52$^s$ | +89° 00′ 56,6″ | 6,46 | 1,49 | 321 | A3V | |
| π$^1$ UMi A | π$^1$ | | | 139777 | 75809 | 15$^h$ 29$^m$ 11,97$^s$ | +80° 26′ 54,0″ | 6,57 | 4,85 | 72 | G8IV-V+... | |
| 9 UMi | | 9 | | 133621 | 73440 | 15$^h$ 00$^m$ 27,71$^s$ | +71° 45′ 54,9″ | 6,64 | 4,00 | 110 | G0 | |
| 8 UMi | | 8 | | 133086 | 73136 | 14$^h$ 56$^m$ 48,32$^s$ | +74° 54′ 03,3″ | 6,83 | 0,95 | 489 | K0 | Possède une exoplanète |
| 17 UMi | | 17 | | 143803 | 77942 | 15$^h$ 55$^m$ 01,10$^s$ | +75° 34′ 27.45″ | 6,88 | 0,47 | 611 | G5III | |
| π$^2$ UMi | π$^2$ | 18 | | 141652 | 76695 | 15$^h$ 39$^m$ 38,72$^s$ | +79° 58′ 59,2″ | 6,89 | 1,54 | 384 | F2 | |
| HD 150706 | | | | 150706 | 80902 | 16$^h$ 31$^m$ 17,59$^s$ | +79° 47′ 23,2″ | 7,02 | 4,85 | 92 | G3V | Possède une exoplanète |
| U UMi | | | U | 125556 | 69816 | 14$^h$ 17$^m$ 19,90$^s$ | +66° 47′ 39,2″ | 7,10 | | 858 | M6-8e | Variable de type Mira |
| 12 UMi | | 12 | | 136727 | 74806 | 15$^h$ 17$^m$ 16,81$^s$ | +71° 12′ 40.18″ | 7,26 | 1,13 | 581 | F8 | Étoile triple |
| π$^1$ UMi B | π$^1$ | | | 139813 | 75829 | 15$^h$ 29$^m$ 24,36$^s$ | +80° 27′ 00,0″ | 7,30 | 5,62 | 71 | G5 | |
| 14 UMi | | 14 | | 137686 | 75152 | 15$^h$ 21$^m$ 30,52$^s$ | +73° 28′ 35,1″ | 7,38 | 3,51 | 194 | F5 | |
| 6 UMi | | 6 | | 130834 | 72181 | 14$^h$ 45$^m$ 51,11$^s$ | +71° 57′ 58,14″ | 7,50 | 0,87 | 833 | A5 | |
| S UMi | | | S | 139492 | 75847 | 15$^h$ 29$^m$ 34,57$^s$ | +78° 38′ 00,3″ | 7,5 | | 1280 | M6.5-7.5e | Variable de type Mira |
| 10 UMi | | 10 | | 134584 | 73808 | 15$^h$ 05$^m$ 07,29$^s$ | +73° 53′ 30.73″ | 7,57 | 1,69 | 430 | A0 | |
| V UMi | | | V | 119227 | 66562 | 13$^h$ 38$^m$ 41,07$^s$ | +74° 18′ 36,3″ | 7,81 | | 1280 | M... | Variable semi-régulière |
| W UMi | | | W | 150265 | 79069 | 16$^h$ 08$^m$ 27,28$^s$ | +86° 11′ 59,6″ | 8,65 | | 1350 | A2V | Variable de type Algol |
| RU UMi | | | RU | | | 13$^h$ 38$^m$ 56,81$^s$ | +69° 48′ 11,2″ | 10,24 | | 932 | A2 | Variable de type β Lyr |
| Z UMi | | | Z | | | 15$^h$ 02$^m$ 01,48$^s$ | +83° 03′ 48,7″ | 11,40 | | | C | Variable de type R CrB |
| T UMi | | | T | 118556 | | 13$^h$ 34$^m$ 41,12$^s$ | +73° 25′ 53,0″ | 11,46 | | | M6e | Variable de type Mira |
| SS UMi | | | SS | | | 15$^h$ 51$^m$ 22,34$^s$ | +71° 45′ 11,9″ | 12,6 | | | CV | Variable de type SU UMa |
| WD 1337+705 | | | | | 66578 | 13$^h$ 38$^m$ 50,48$^s$ | +70° 17′ 07,7″ | 12,77 | | 85,14 | DA2.4 | Naine blanche |
| H1504+65 | | | | | | 15$^h$ 02$^m$ 09,62$^s$ | +66° 12′ 18,6″ | 15,9 | | 1590 | DZ... | Possible pré-naine blanche |
| Calvera | | | | | | 14$^h$ 12$^m$ 56,0$^s$ | +79° 22′ 04″ | | | 625 | | Pulsar |
| RW UMi | | | RW | | | 16$^h$ 47$^m$ 54,75$^s$ | +77° 02′ 12,2″ | | | | | Variable de type DQ Her |
| WISE 1506+7027 | | | | | | 15$^h$ 06$^m$ 49,89$^s$ | +70° 27′ 36,2″ | | | 11,1 | T6 | Naine brune |