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Liste d'étoiles de la Grande Ourse

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

Liste

Nom B F HD HIP α δ Mag. app. Mag. abs. Dist. (al) Type Notes
ε UMaε771121856295612h 54m 01,63s+55° 57 35,41,76−0,2181A0pAlioth
α UMaα50956895406111h 03m 43,84s+61° 45 04,01,81−1,08124F7V compDubhe
η UMaη851203156730113h 47m 32,55s+49° 18 47,91,85−0,60101B3V SBBenetnasch, Alkaid, Elkeid
Mizarζ791166566537813h 23m 55,42s+54° 55 31,52,230,3378A2VMizat, Mirza,Mizar ; système quintuple, étoile double visuelle avec Alcor
β UMaβ48954185391011h 01m 50,39s+56° 22 56,42,340,4179A1VMerak, Mirak
γ UMaγ641032875800111h 53m 49,74s+53° 41 41,02,410,3684A0V SBPhad, Phecda, Phegda, Phekha, Phacd,Phekda
ψ UMaψ52968335453911h 09m 39,86s+44° 29 54,83,00−0,27147K1IIITa Tsun
μ UMaμ34897585080110h 22m 19,80s+41° 29 58,03,06−1,35249M0III SBTania Australis, Alkafzah Australis ; variable semi-régulière
ι UMaι9766444412708h 59m 12,84s+48° 02 32,53,122,2948A7IVTalitha Borealis, Talita Borealis, Dnoces, Alphikra Borealis ; étoile quadruple
θ UMaθ25823284685309h 32m 52,33s+51° 40 43,03,172,5244F6IVAl Haud, Sarir, Sarir Bonet
δ UMaδ691065915977412h 15m 25,45s+57° 01 57,43,321,3381A3VvarMegrez, Kaffa
ο UMaο1713694170408h 30m 16,03s+60° 43 06,43,35−0,40184G4II-IIIMuscida
λ UMaλ33890215037210h 17m 05,93s+42° 54 52,13,38 0,38134A2IVTania Borealis, Alkafzah Borealis
ν UMaν54982625521911h 18m 28,76s+33° 05 39,33,49−2,07421K3III SBAlula Borealis
κ UMaκ12773274447109h 03m 37,56s+47° 09 24,03,57−1,99423A1VnTalitha Australis, Al Kaprah, Alphikra Australis
23 UMah23819374673309h 31m 31,57s+63° 03 42,53,651,8375F0IV
χ UMaχ631022245739911h 46m 03,13s+47° 46 45,63,69−0,20196K0IIIAlkafzah, Alkaphrah, El Koprah
υ UMaυ29849994831909h 50m 59,69s+59° 02 20,83,781,04115F0IVVariable de type δ Sct
ξ UMa Aξ53982305520311h 18m 11,24s+31° 31 50,83,7927,3G0VAlula Australis ; étoile binaire
ζ UMa Bζ7911665713h 23m 56,40s+54° 55 18,03,9578
Alcorg801168426547713h 25m 13,42s+54° 59 16,83,992,0181A5V SBSaidak ; double visuelle avec Mizar
ξ UMa Bξ539823111h 18m 11,00s+31° 31 45,04,4127,3G0VComposante du système ξ UMa
15 UMaf15782094490109h 08m 52,39s+51° 36 17,04,462,1396Am
26 UMa26826214700609h 34m 49,49s+52° 03 05,64,47−0,10267A2V
24 UMad24822104697709h 34m 28,97s+69° 49 48,64,541,99106G4III-IV
φ UMaφ30852354840209h 52m 06,36s+54° 03 51,44,55−1,08436A3IV
π2 UMaπ²4731084252708h 40m 12,90s+64° 19 40,34,590,15252K2IIIMuscida
83 UMa831192286673813h 40m 44,29s+54° 40 54,04,63−1,50549M2IIIvar
ω UMaω45943345329510h 53m 58,71s+43° 11 24,14,660,10267A1Vs
τ UMaτ14783624507509h 10m 54,93s+63° 30 49,64,671,81122Am
τ UMaτ147836309h 11m 00,60s+63° 31 29,04,70
913125165810h 33m 14,00s+40° 25 31,94,722,04112A7IV
ρ UMaρ8768274439009h 02m 32,73s+67° 37 46,54,740,01287M3III
55 UMa55983535526611h 19m 07,94s+38° 11 08,64,761,01183A2V
σ2 UMaσ²13781544503809h 10m 23,53s+67° 08 03,34,803,2567F7IV-V
18 UMae18794394549309h 16m 11,28s+54° 01 18,24,802,00118A5V
36 UMa36908395145910h 30m 37,76s+55° 58 50,24,824,2842F8V
78 UMa781131396350313h 00m 43,59s+56° 21 58,84,932,9481F2V
898225093310h 24m 07,86s+65° 33 59,34,940,12301A0sp...
56 UMa56988395556011h 22m 49,61s+43° 28 57,94,99−0,90492G8II
925235242510h 43m 04,04s+69° 04 34,55,01−0,57426K3III
46 UMa46946005342610h 55m 44,46s+33° 30 25,25,020,64245K1III
47 UMa47951285372110h 59m 28,22s+40° 25 48,45,034,2946G0VPossède deux exoplanètes
49 UMa49953105383811h 00m 50,48s+39° 12 43,75,06−0,40403Am
15 LMi15847374811309h 48m 35,18s+46° 01 16,45,083,7560G2V
44 Lyn44843354796509h 46m 31,66s+57° 07 40,85,09−1,07556M3III
38 UMa38924245235310h 41m 56,78s+65° 42 59,35,120,94224K2IIIvar
44 UMa44942475326110h 53m 34,52s+54° 35 06,55,12−1,46676K3III
σ1 UMaσ111778004485709h 08m 23,53s+66° 52 24,05,15−0,77498K5III
27 UMa27835064765409h 42m 57,24s+72° 15 09,75,15−0,51442K0III
37 UMa37914805181410h 35m 09,62s+57° 04 57,25,163,0586F1V
16 UMac16790284533309h 14m 20,55s+61° 25 24,25,183,7264F9V
927875246910h 43m 33,12s+46° 12 14,55,182,42116F5III
67 UMa671045135868412h 02m 07,06s+43° 02 43,75,222,57111A7m
31 UMa31857954868209h 55m 43,01s+49° 49 11,35,271,10223A3III
1023285747711h 46m 55,61s+55° 37 41,85,271,26206K3III
17 UMa17793544545509h 15m 49,81s+56° 44 29,35,28−1,32681K5III
57 UMa57997875603411h 29m 04,16s+39° 20 13,05,301,26209A2V
61 UMa611015015699711h 41m 03,03s+34° 12 09,25,315,4131G8Vvar
55 Cam55674474021508h 12m 48,79s+68° 28 26,65,34−2,221062G8II
74 UMa741088446097812h 29m 57,40s+58° 24 19,95,370,74274A5e...
41 Lyn41816884647109h 28m 39,99s+45° 36 06,55,400,67288K0III-IV
1173766572813h 28m 27,18s+59° 56 44,55,401,10236A1Vn
1002035629011h 32m 20,76s+61° 04 57,95,463,2690F6V
82 UMa821190246663413h 39m 30,58s+52° 55 15,95,461,88169A3Vn
2 UMaA2720374208008h 34m 36,19s+65° 08 43,05,472,04158A2m
952125378111h 00m 14,70s+45° 31 34,65,47−1,69881K5III
776014461309h 05m 24,11s+48° 31 49,35,480,34348F6II-III
863784900509h 59m 51,72s+56° 48 42,85,50−0,47510K5III
T UMa10972912h 36m 23,30s+59° 29 13,05,50Étoile variable
70 UMa701074656021212h 20m 50,83s+57° 51 51,45,54−1,12701K5III
920955213610h 39m 05,74s+53° 40 06,65,55−0,44514K3III
59 UMa591011075677011h 38m 20,69s+43° 37 31,85,562,26149F2II-III
6 UMa6759584390308h 56m 37,49s+64° 36 14,55,570,69308G6III
42 UMa42938755306410h 51m 23,76s+59° 19 12,95,571,04263K2III
1044385865412h 01m 39,53s+36° 02 32,25,590,36362K0III
81 UMa811182146619813h 34m 07,33s+55° 20 54,45,600,95277A0V
π1 UMaπ13729054243808h 39m 11,74s+65° 01 14,55,634,8647G1,5VbMuscida
1006155651011h 35m 04,90s+54° 47 07,45,630,13411K0III
730174237208h 38m 22,26s+53° 24 05,75,661,32241G8IV
43 UMa43938595304310h 51m 11,08s+56° 34 56,15,660,51350K2III
73 UMa731085026079512h 27m 35,13s+55° 42 45,95,680,03439M2III
84 UMa841201986723113h 46m 35,68s+54° 25 57,75,681,00282B9p EuCr
86 UMa861214096784813h 53m 51,04s+53° 43 43,35,700,03444A0V
871414936310h 04m 36,35s+53° 53 30,25,712,34154F5V
968135452211h 09m 19,11s+36° 18 34,05,710,39379M3,5III
5 UMab5754864364408h 53m 22,57s+61° 57 44,05,721,01285F2III
834894759409h 42m 14,93s+69° 14 15,75,72−0,11479G9III:
57 Cam57691484077208h 19m 17,18s+62° 30 25,75,73−0,07470G8III
897445078610h 22m 10,66s+41° 13 47,55,732,78127F7V
47 LMi47944975337710h 54m 58,22s+34° 02 05,75,730,87305G7III:
992835579711h 25m 57,18s+55° 51 01,25,730,59348K0III
62 UMa621016065702911h 41m 34,50s+31° 44 45,55,732,67133F4V
1027135767011h 49m 41,80s+34° 55 54,35,731,52227F5IV
773094450409h 04m 00,40s+54° 17 02,05,740,67336A2V
32 UMa32889835044810h 18m 02,15s+65° 06 30,15,741,32249A8III
923545233810h 41m 48,31s+68° 26 36,85,74−0,53586K3III
22 UMa22821894701309h 34m 53,39s+72° 12 21,15,772,28163F7V
803904591509h 21m 43,30s+56° 41 57,35,79−0,03477M4IIIa
39 UMa39927285247810h 43m 43,32s+57° 11 57,65,790,53368A0Vs
1068845992012h 17m 29,56s+53° 11 29,25,800,46382K6III
71 UMa711081356058412h 25m 03,22s+56° 46 40,35,82−1,991190M3III
997475603511h 29m 04,70s+61° 46 40,05,833,24107F5Vawvar
66 UMa661036055818111h 55m 58,41s+56° 35 54,85,830,90315K1III
1114566251212h 48m 39,34s+60° 19 11,65,833,9179F5V
1124866314312h 56m 17,64s+54° 05 58,15,841,37256A5m
858414889309h 58m 22,91s+72° 52 46,65,860,58370K3III:
893435068510h 21m 03,43s+68° 44 51,85,880,38410A7Vn
979895508611h 16m 41,93s+49° 28 34,65,880,32421K0III:
1112706240212h 47m 18,93s+62° 46 52,15,881,88206A9V
710884167608h 29m 46,29s+67° 17 50,75,890,92322G8III
968345453711h 09m 38,55s+43° 12 27,95,89−0,31566M2III
731714245208h 39m 17,65s+52° 42 42,15,910,48397K1III:
941325325710h 53m 31,38s+69° 51 14,65,912,72142G9IV
789354546109h 15m 52,75s+72° 56 47,35,931,18291F0III
58 UMa58999845614811h 30m 31,17s+43° 10 23,05,942,19183F4V
928395257710h 45m 04,02s+67° 24 41,05,95−1,751132C5II
1040755846011h 59m 17,54s+33° 10 01,35,95−0,62671K1III
797634559009h 17m 31,17s+46° 49 01,95,960,70367A1V
831264740109h 39m 27,92s+67° 16 20,45,96−0,15543K5
859454880209h 57m 13,57s+57° 25 06,15,970,19466G8III
1207876748513h 49m 45,43s+61° 29 22,45,970,55395G3V
951295372610h 59m 32,74s+36° 05 35,65,99−1,19888M2III
689514088908h 20m 40,32s+72° 24 26,36,00−1,32948M0III
893195054610h 19m 26,88s+48° 23 49,36,002,82141K0
904705120010h 27m 28,08s+41° 36 04,46,001,89216A2V
894145063510h 20m 31,18s+54° 13 00,76,010,28457K3III:
51 UMa51959345413611h 04m 31,28s+38° 14 28,96,011,48263A3III-IV
987725556411h 22m 51,25s+64° 19 49,56,021,34282A3V
76 UMa761104626193612h 41m 33,95s+62° 42 47,16,02−0,24581A2III
1197656700513h 43m 54,80s+52° 03 51,96,020,90345A1V
946695346510h 56m 14,51s+42° 00 30,26,031,13312K2III
952415379111h 00m 20,76s+42° 54 43,36,032,74148F9V
907455144810h 30m 26,65s+64° 15 28,16,071,33289A7III
967075454011h 09m 39,92s+67° 12 37,06,070,88355F0sp...
75 UMa751088616099212h 30m 04,22s+58° 46 04,16,070,48428G8III-IV
60 UMa601011335678911h 38m 33,54s+46° 50 03,46,090,93351F5IIIs
37 Lyn37802904583609h 20m 43,79s+51° 15 56,66,143,8395F3V
1010135673111h 37m 53,05s+50° 37 05,86,140,39461K0p...
1050435898912h 05m 39,76s+62° 55 59,96,140,85373K2III
1139946395213h 06m 22,86s+62° 02 31,16,150,83377G7III
1228666863714h 02m 59,78s+50° 58 18,66,161,25313A2V
839624779109h 44m 36,62s+64° 59 02,66,181,02351F3Vn
U UMa886515022210h 15m 07,65s+59° 59 07,96,18−2,461743M0IIIvar
1 CVn11064785970812h 14m 43,43s+53° 26 04,86,180,23505K0III:
746044326608h 48m 49,28s+66° 42 29,46,200,21514B8V
984995541211h 20m 53,71s+67° 06 03,16,200,55439G8
1089546105312h 30m 50,12s+53° 04 34,26,204,4972F9V
739714277708h 43m 00,19s+46° 54 03,66,210,70412G8III
950575370610h 59m 17,89s+51° 52 56,56,22−0,38681K0
1037365825911h 56m 53,27s+61° 32 57,56,22−0,15612G8III
809534624709h 25m 44,19s+63° 56 27,76,24−0,73809K2III
1029425780511h 51m 09,51s+33° 22 29,96,252,25205Am
848124826609h 50m 23,67s+65° 35 35,96,271,41306A9Vn
1016045704511h 41m 43,52s+55° 10 19,26,28−1,171006K5
1192136670013h 40m 21,44s+57° 12 27,26,281,55288A4p SrCrEu
855834863809h 55m 03,35s+61° 06 58,16,290,91389K0
998595608311h 29m 43,66s+56° 44 15,66,292,13221A4m
1011515678411h 38m 32,33s+33° 37 33,16,29−0,16634K2III
1011775680911h 38m 45,39s+45° 06 30,26,294,4576G0V
810254616809h 24m 55,64s+51° 34 26,16,300,69432G2III
999675613511h 30m 24,83s+46° 39 26,96,30−1,10985K2IIICN-1
715534192708h 32m 53,27s+69° 19 11,96,31−0,08619K0
872434940810h 05m 10,40s+52° 22 16,76,311,28330A5IV
1191246670413h 40m 23,35s+50° 31 09,46,314,3082F7,7V
35 UMa35906335140110h 29m 54,43s+65° 37 34,76,321,41313K2III:
975015484211h 13m 40,10s+41° 05 19,76,331,29332K2III
993735582111h 26m 25,58s+33° 27 02,06,332,53188F6IV
731314241508h 38m 59,92s+52° 55 30,56,340,08581K0
861664886109h 57m 56,84s+45° 24 51,86,340,80418K0III
41 UMa41931325268510h 46m 22,54s+57° 21 57,86,34−0,49756M1III
68 UMa681060025945812h 11m 44,89s+57° 03 16,06,34−1,03970K5III
1172426567813h 27m 59,73s+52° 44 44,36,341,35325F0
754874362408h 53m 05,93s+59° 03 22,16,352,40201F5IV-V
1013915694411h 40m 27,44s+57° 58 13,36,350,31526B9p...
838694763309h 42m 43,12s+48° 25 51,86,360,73435A1V
906025129010h 28m 36,54s+45° 12 44,16,37−0,48763K0
952565386011h 01m 05,73s+63° 25 16,46,381,68284A2m
1004705641011h 33m 56,38s+36° 48 56,76,380,81424K0III
1106786204612h 43m 04,19s+61° 09 19,36,390,56477K0
804614588809h 21m 23,61s+45° 22 12,56,40−0,30713K0
934275287710h 48m 49,86s+65° 07 56,96,400,85420A1V
971385472111h 12m 10,90s+68° 16 18,76,401,58300A3V
1000305617011h 30m 53,14s+47° 55 44,86,401,38328G9IV
829694723109h 37m 37,52s+60° 12 49,56,411,45321G5
952335379811h 00m 25,58s+51° 30 07,76,410,20568G9III
973345474511h 12m 32,53s+35° 48 52,06,414,7371G0V
699764106008h 22m 44,06s+60° 37 52,56,420,75444K0III
892685050910h 18m 58,77s+46° 45 39,16,42−0,61830K1III
905085124810h 28m 03,81s+48° 47 13,46,424,5677G1V
935515292910h 49m 28,82s+63° 48 36,06,42−0,69862K0
Groombridge 18301030955793911h 52m 55,82s+37° 43 58,16,426,6130G8VIpSous-naine jaune proche
1039285836911h 58m 07,25s+32° 16 26,66,423,04155A9V
56 Cam56684574047408h 15m 50,52s+60° 22 50,16,430,50499A7Vm
986735548511h 21m 49,35s+57° 04 29,46,431,96255A7Vn
776924471709h 06m 43,16s+59° 20 40,46,44−1,261132A2V
940845315710h 52m 32,11s+52° 30 13,46,441,51315K2III
955725403811h 03m 27,37s+70° 01 51,06,44−0,32734K0
893895060610h 20m 14,88s+53° 46 45,46,454,02100F9V
1208746754813h 50m 27,77s+58° 32 21,96,451,87269A3V
730294243408h 39m 10,10s+59° 56 21,36,471,25360A2Vn
1035005811911h 55m 14,10s+36° 45 23,46,470,19588M3III
1199926710313h 45m 13,10s+55° 52 48,86,473,84110F7IV-V
1239776910714h 08m 46,19s+59° 20 15,76,470,83438K0III
892215048510h 18m 32,91s+43° 02 55,16,483,72116G5
1185366638513h 36m 39,89s+49° 29 12,16,480,55500K1III
824084687909h 33m 11,26s+45° 30 49,96,490,22584K0
1011505681611h 38m 49,12s+64° 20 49,16,490,02640A5IV
1041795851211h 59m 57,41s+34° 02 04,86,491,19374A9III
1189706661313h 39m 14,92s+51° 48 15,16,49−1,821495K2
HR 52561220646818413h 57m 32,10s+61° 29 32,46,496,4733K3V
817904656609h 29m 47,87s+55° 44 43,26,503,27145F3Vs
835644752109h 41m 16,76s+55° 51 59,76,500,99412K1III-IV
838864766409h 43m 07,00s+54° 21 49,66,501,69299A5m
1134366364713h 02m 40,46s+59° 42 58,86,500,12615A3Vn
1170436553013h 26m 00,37s+63° 15 38,76,504,8570G6V
28 UMa28841794791109h 45m 55,38s+63° 39 12,36,512,07252F2V
65 UMa651034835811211h 55m 05,74s+46° 28 36,66,54−0,41801A3Vn
14 LMi14844534797309h 46m 42,44s+45° 06 53,06,812,22270K0IV
HD 84406844064803409h 47m 30.55s+63° 14 52.096,944260G8IVpremière étoile observée par le télescope spatial James Webb
65 UMa651034985811711h 55m 11,32s+46° 28 11,27,03−0,461025A1spe...
72 UMa721083466071212h 26m 32,60s+55° 09 33,97,031,22472Am
40 UMa40930755265010h 45m 59,86s+56° 55 14,97,111,88363A8V
Lalande 21185957355403511h 03m 20.19s+35° 58 11.57,4810,468,29M2V4e plus proche système stellaire ; possède probablement des exoplanètes
W UMa839504772709h 43m 45.47s+55° 57 09.17,75
7,75–8,48
162F8Vp+...Prototype des variables de type W UMa
HD 80606806064598209h 22m 37.57s+50° 36 13.48,935,10190G5Possède une planète en transit (b)
Winnecke 412h 22m 12.5s+58° 04 599,0510M40 dans le catalogue Messier ; double optique
SZ UMa5536011h 20m 04.83s+65° 50 47.49,319,5230M0Variable
R UMa9276310h 44m 38,80s+68° 46 33,010,10Variable
HD 23360423360409h 09m 49.0s+53° 34 0510,41K5possède une planète (b)
HAT-P-1308h 39m 31.81s+47° 21 07.310,623,97698G4une planète en transit (b), une naine brune (c) et une planète non confirmée (d)
HAT-P-313h 44m 22.58s+48° 01 43.211,866,13457KPossède une planète, HAT-P-3 b
CF UMa11h 52m 58.8s+37° 43 0712,00M5.5VVariable
WX UMa11h 05m 31.33s+43° 31 17.114,416,0315,8M6Gliese 412 B ; variable éruptive
GJ 351208h 41m 20.13s+59° 29 50.4515,0530,9M5.70Possède une exoplanète

Voir aussi

Liens internes

Sources

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