Liste d'étoiles du Dragon
Apparence
Cet article recense les étoiles situées dans la constellation du Dragon, classées par magnitude apparente décroissante.
Liste
[modifier | modifier le code]Dés. | B | F | Var | HD | HIP | α | δ | Mag. app. | Mag. abs. | Dist. (al) | Type | Notes |
---|---|---|---|---|---|---|---|---|---|---|---|---|
γ Dra | γ | 33 | 164058 | 87833 | 17h 56m 36,38s | +51° 29′ 20,2″ | 2,24 | −1,04 | 148 | K5III | Eltanin, Etamin, Etanin, Rastaban, Rastaben | |
η Dra | η | 14 | 148387 | 80331 | 16h 23m 59,51s | +61° 30′ 50,7″ | 2,73 | 0,58 | 88 | G8III | Athebyne, Aldhibain ; étoile binaire | |
β Dra | β | 23 | 159181 | 85670 | 17h 30m 25,98s | +52° 18′ 04,9″ | 2,79 | −2,43 | 361 | G2II | Rastaban, Rastaben, Alwaid, Asuia ; étoile binaire | |
δ Dra | δ | 57 | 180711 | 94376 | 19h 12m 33,15s | +67° 39′ 40,7″ | 3,07 | 0,63 | 100 | G9III | Altais, Nodus Secundus, Nodus II, Aldib | |
ζ Dra | ζ | 22 | 155763 | 83895 | 17h 08m 47,23s | +65° 42′ 52,7″ | 3,17 | −1,92 | 340 | B6III | Aldhibah, Eldsib, Kaou Pih, Nod, Nodus I ; étoile binaire | |
ι Dra | ι | 12 | 137759 | 75458 | 15h 24m 55,78s | +58° 57′ 57,7″ | 3,29 | 0,81 | 102 | K2III | Edasich, Eldsich, Ed Asich, Al Dhiba, Al Dhihi ; possède une exoplanète (b) | |
χ Dra | χ | 44 | 170153 | 89937 | 18h 21m 02,34s | +72° 44′ 01,3″ | 3,55 | 4,02 | 26 | F7Vvar | Étoile binaire | |
Thuban | α | 11 | 123299 | 68756 | 14h 04m 23,43s | +64° 22′ 32,9″ | 3,67 | −1,21 | 309 | A0III SB | Adib, la Queue du Dragon ; binaire à éclipses | |
ξ Dra | ξ | 32 | 163588 | 87585 | 17h 53m 31,63s | +56° 52′ 20,8″ | 3,73 | 1,06 | 111 | K2III | Grumium, Genam, Nodus Primus, Nodus I ; étoile binaire | |
λ Dra | λ | 1 | 100029 | 56211 | 11h 31m 24,29s | +69° 19′ 52,0″ | 3,82 | −1,23 | 334 | M0IIIvar | Giausar, Giauzar, Gianfar, Giansar, Gaiusar, Juza ; probable variable semi-régulière | |
ε Dra | ε | 63 | 188119 | 97433 | 19h 48m 10,21s | +70° 16′ 04,2″ | 3,84 | 0,59 | 146 | G8III | Tyl, Kin Yu ; étoile binaire | |
κ Dra | κ | 5 | 109387 | 61281 | 12h 33m 29,04s | +69° 47′ 17,6″ | 3,85 | −2,07 | 498 | B6IIIp | Variable de type γ Cas | |
θ Dra | θ | 13 | 144284 | 78527 | 16h 01m 53,70s | +58° 33′ 52,0″ | 4,01 | 2,41 | 68 | F8IV-V | Shang Tsae ; binaire spectroscopique | |
φ Dra | φ | 43 | 170000 | 89908 | 18h 20m 45,44s | +71° 20′ 15,8″ | 4,22 | −0,52 | 289 | A0p (Si) | Système triple ; variable de type α2 CVn | |
HD 81817 | 81817 | 47193 | 09h 37m 05,35s | +81° 19′ 35,1″ | 4,28 | −3,31 | 1076 | K3III | Étoile binaire | |||
τ Dra | τ | 60 | 181984 | 94648 | 19h 15m 33,29s | +73° 21′ 18,8″ | 4,45 | 1,14 | 150 | K3III | Possible binaire astrométrique | |
ρ Dra | ρ | 67 | 190940 | 98702 | 20h 02m 49,05s | +67° 52′ 24,4″ | 4,51 | −0,97 | 406 | K3III | ||
ψ1 Dra A | ψ1 | 31 | 162003 | 86614 | 17h 41m 56,31s | +72° 08′ 58,2″ | 4,57 | 2,85 | 72 | F5IV-V | Dziban, Dsiban ; étoile binaire | |
10 Dra | i | 10 | CU | 121130 | 67627 | 13h 51m 25,94s | +64° 43′ 23,8″ | 4,58 | −0,82 | 391 | M3III | Variable irrégulière à longue période |
π Dra | π | 58 | 182564 | 95081 | 19h 20m 40,07s | +65° 42′ 51,9″ | 4,60 | 0,41 | 225 | A2IIIs | ||
ο Dra | ο | 47 | 175306 | 92512 | 18h 51m 12,01s | +59° 23′ 17,8″ | 4,63 | −0,34 | 322 | K0II-III SB | Binaire spectroscopique ; variable de type RS Cvn | |
σ Dra | σ | 61 | 185144 | 96100 | 19h 32m 20,59s | +69° 39′ 55,4″ | 4,67 | 5,87 | 19 | K0V | Alsafi, Athafi ; proche | |
ω Dra | ω | 28 | 160922 | 86201 | 17h 36m 57,09s | +68° 45′ 25,9″ | 4,77 | 2,92 | 76 | F5V | Binaire spectroscopique | |
45 Dra | d | 45 | 171635 | 90905 | 18h 32m 34,52s | +57° 02′ 44,2″ | 4,77 | −4,96 | 2885 | F7Ib | ||
42 Dra | 42 | 170693 | 90344 | 18h 25m 58,99s | +65° 33′ 48,8″ | 4,82 | −0,12 | 317 | K2III | Fafnir ; possède une exoplanète (b) | ||
υ Dra | υ | 52 | 176524 | 92782 | 18h 54m 23,77s | +71° 17′ 49,5″ | 4,82 | −0,30 | 344 | K0III | Binaire spectroscopique | |
18 Dra | g | 18 | 151101 | 81660 | 16h 40m 55,12s | +64° 35′ 20,7″ | 4,84 | −1,76 | 681 | K1p | Possible étoile binaire | |
HD 151613 | 151613 | 82020 | 16h 45m 17,79s | +56° 46′ 54,1″ | 4,84 | 2,70 | 87 | F2V | Binaire spectroscopique ; variable | |||
HR 4126 | 91190 | 51808 | 10h 35m 05,59s | +75° 42′ 46,7″ | 4,86 | 0,38 | 257 | K0III | Possible étoile binaire | |||
ν2 Dra | ν2 | 25 | 159560 | 85829 | 17h 32m 15,88s | +55° 10′ 22,1″ | 4,86 | 2,43 | 100 | Am | Kuma ; composante du système ν Dra | |
19 Dra | h | 19 | 153597 | 82860 | 16h 56m 01,36s | +65° 08′ 04,8″ | 4,88 | 3,99 | 49 | F6Vvar | Binaire spectroscopique ; variable suspectée | |
ν1 Dra | ν1 | 24 | 159541 | 85819 | 17h 32m 10,42s | +55° 11′ 02,8″ | 4,89 | 2,48 | 99 | Am... | Kuma ; binaire spectroscopique ; composante du système ν Dra | |
μ Dra A | μ | 21 | 154905 | 83608 | 17h 05m 20,18s | +54° 28′ 11,5″ | 4,91 | 2,76 | 88 | F5 | Arrakis, Errakis, Al Rakis ; système quadruple | |
HR 7137 | 175535 | 92689 | 18h 53m 13,54s | +50° 42′ 29,8″ | 4,92 | −0,15 | 337 | G8III | Binaire spectroscopique | |||
15 Dra | A | 15 | 149212 | 80650 | 16h 27m 59,05s | +68° 46′ 05,0″ | 4,94 | −0,95 | 491 | A0III | ||
6 Dra | 6 | 109551 | 61384 | 12h 34m 44,07s | +70° 01′ 18,4″ | 4,95 | −1,17 | 546 | K2III | Binaire spectroscopique | ||
CL Dra | CL | 143466 | 78180 | 15h 57m 47,59s | +54° 44′ 58,2″ | 4,96 | 2,31 | 110 | F0IV | Variable de type δ Sct | ||
39 Dra | b | 39 | 170073 | 90156 | 18h 23m 54,65s | +58° 48′ 02,1″ | 4,98 | 1,17 | 188 | A3V | Système quadruple | |
36 Dra | 36 | 168151 | 89348 | 18h 13m 53,36s | +64° 23′ 49,9″ | 4,99 | 3,14 | 77 | F5V | |||
54 Dra | 54 | 180610 | 94490 | 19h 13m 55,16s | +57° 42′ 18,9″ | 5,00 | 1,52 | 162 | K2III | |||
4 Dra | 4 | CQ | 108907 | 60998 | 12h 30m 06,76s | +69° 12′ 04,5″ | 5,01 | −1,25 | 581 | M3IIIa | Possible variable cataclysmique[1] | |
30 Dra | 30 | 162579 | 87212 | 17h 49m 04,33s | +50° 46′ 50,0″ | 5,02 | 0,90 | 217 | A2V | Possible système triple[2] | ||
35 Dra | 35 | 163989 | 87234 | 17h 49m 26,94s | +76° 57′ 44,2″ | 5,02 | 2,49 | 105 | F6IV-Vs | |||
HD 169305 | 169305 | 89981 | 18h 21m 32,68s | +49° 07′ 17,3″ | 5,02 | −1,80 | 755 | M2III | Variable suspectée | |||
46 Dra | c | 46 | 173524 | 91755 | 18h 42m 37,96s | +55° 32′ 21,8″ | 5,03 | −0,21 | 364 | B9.5p... | Binaire spectroscopique | |
17 Dra | 17 | 150117 | 81292 | 16h 36m 13,73s | +52° 55′ 27,7″ | 5,07 | −0,36 | 397 | B9V | Étoile binaire ; système quadruple avec 16 Dra[2] | ||
27 Dra | f | 27 | 159966 | 85805 | 17h 31m 57,89s | +68° 08′ 04,9″ | 5,07 | 0,95 | 217 | K0III | ||
59 Dra | 59 | 180777 | 94083 | 19h 09m 09,75s | +76° 33′ 38,9″ | 5,11 | 2,93 | 89 | A9V | Variable suspectée ; possède un compagnon naine brune (b) | ||
53 Dra | 53 | 180006 | 94302 | 19h 11m 40,52s | +56° 51′ 32,7″ | 5,13 | 0,03 | 341 | G8III | Variable suspectée | ||
73 Dra | 73 | AF | 196502 | 101260 | 20h 31m 30,40s | +74° 57′ 16,8″ | 5,18 | −0,35 | 417 | A0p... | Variable de type α2 CVn | |
2 Dra | 2 | 100696 | 56583 | 11h 36m 02,62s | +69° 19′ 23,7″ | 5,19 | 0,84 | 242 | K0III | |||
141653 | 77277 | 15h 46m 39,95s | +62° 35′ 58,9″ | 5,19 | 0,59 | 272 | A2IV | |||||
64 Dra | e | 64 | 190544 | 98583 | 20h 01m 28,53s | +64° 49′ 15,6″ | 5,22 | −0,97 | 564 | M1III | Variable suspectée | |
8 Dra | 8 | IR | 112429 | 63076 | 12h 55m 28,56s | +65° 26′ 18,8″ | 5,23 | 2,93 | 94 | A5n | Variable de type γ Dor | |
26 Dra | 26 | 160269 | 86036 | 17h 34m 59,25s | +61° 52′ 33,0″ | 5,23 | 4,49 | 46 | G0V | Système triple | ||
174980 | 92056 | 18h 45m 46,76s | +74° 05′ 07,3″ | 5,25 | 0,19 | 335 | K0II-III | |||||
148293 | 80161 | 16h 21m 48,74s | +69° 06′ 33,9″ | 5,26 | 0,48 | 294 | K2III | |||||
150449 | 81437 | 16h 38m 00,46s | +56° 00′ 55,4″ | 5,28 | 0,78 | 259 | K1III | |||||
3 Dra | 3 | 101673 | 57111 | 11h 42m 28,43s | +66° 44′ 41,3″ | 5,32 | −1,15 | 643 | K3III | |||
199437 | 102599 | 20h 47m 33,56s | +80° 33′ 08,5″ | 5,36 | −0,09 | 401 | K1III | |||||
9 Dra | 9 | 113092 | 63432 | 12h 59m 55,28s | +66° 35′ 50,3″ | 5,37 | −0,87 | 577 | K2III | |||
AT Dra | AT | 147232 | 79804 | 16h 17m 15,34s | +59° 45′ 17,9″ | 5,37 | −1,15 | 657 | M4IIIa | Variable irrégulière à longue période | ||
50 Dra | 50 | 175286 | 92112 | 18h 46m 22,26s | +75° 26′ 01,7″ | 5,37 | 0,52 | 304 | A1Vn | Binaire spectroscopique | ||
HD 171779 | 171779 | 91013 | 18h 33m 56,70s | +52° 21′ 12,6″ | 5,38 | −1,56 | 795 | K0III | Système triple[2] | |||
75 Dra | 75 | 196787 | 100965 | 20h 28m 14,45s | +81° 25′ 21,6″ | 5,38 | −0,35 | 456 | G9III | |||
LV Dra | LV | 177003 | 93299 | 19h 00m 13,67s | +50° 32′ 00,5″ | 5,39 | −1,02 | 623 | B2.5IV | Variable de type α2 CVn | ||
51 Dra | 51 | 178207 | 93713 | 19h 04m 55,17s | +53° 23′ 47,8″ | 5,40 | 0,25 | 349 | A0Vn | |||
66 Dra | 66 | 191277 | 98962 | 20h 05m 32,73s | +61° 59′ 42,9″ | 5,40 | 1,77 | 174 | K3III | |||
7 Dra | 7 | 111335 | 62423 | 12h 47m 34,34s | +66° 47′ 25,1″ | 5,43 | −1,46 | 778 | K5III | |||
ψ2 Dra | ψ2 | 34 | 164613 | 87728 | 17h 55m 11,14s | +72° 00′ 18,5″ | 5,43 | −1,30 | 723 | F2.5II-III | ||
145454 | 78893 | 16h 06m 19,73s | +67° 48′ 35,9″ | 5,44 | 0,82 | 273 | A0Vn | |||||
107193 | 60044 | 12h 18m 50,07s | +75° 09′ 38,0″ | 5,47 | 0,73 | 289 | A1V | |||||
131507 | 72664 | 14h 51m 26,57s | +59° 17′ 37,1″ | 5,48 | −0,18 | 442 | K4III | |||||
175225 | 92549 | 18h 51m 35,00s | +52° 58′ 28,3″ | 5,51 | 3,43 | 85 | G9IVa | |||||
49 Dra | 49 | 177249 | 93340 | 19h 00m 43,47s | +55° 39′ 29,9″ | 5,51 | −0,40 | 495 | G5IIbCN... | |||
16 Dra | 16 | 150100 | 81290 | 16h 36m 11,43s | +52° 53′ 59,9″ | 5,53 | 0,09 | 400 | B9,5Vn | Binaire spectroscopique ; système quadruple avec 17 Dra | ||
156295 | 84183 | 17h 12m 32,56s | +62° 52′ 27,2″ | 5,54 | 2,44 | 136 | F0IV | |||||
AC Dra | AC | 194258 | 100261 | 20h 20m 05,98s | +68° 52′ 48,9″ | 5,59 | −1,01 | 681 | M5III | Variable irrégulière à longue période | ||
176598 | 92969 | 18h 56m 25,74s | +65° 15′ 29,4″ | 5,62 | 0,70 | 314 | G8III | |||||
158460 | 85290 | 17h 25m 41,36s | +60° 02′ 54,0″ | 5,65 | 0,56 | 340 | A1Vn | |||||
172340 | 90647 | 18h 29m 44,96s | +77° 32′ 49,5″ | 5,65 | −0,17 | 475 | K4III | |||||
HR 6130 | 148374 | 80309 | 16h 23m 47,19s | +61° 41′ 47,0″ | 5,67 | 0,16 | 412 | G8III | Système triple[2] | |||
48 Dra | 48 | 176408 | 92997 | 18h 56m 45,08s | +57° 48′ 54,0″ | 5,67 | 0,95 | 286 | K1III | |||
157681 | 84950 | 17h 21m 45,35s | +53° 25′ 13,5″ | 5,69 | −0,60 | 591 | K5III | |||||
HD 194298 | 194298 | 100357 | 20h 21m 11,52s | +63° 58′ 48,3″ | 5,69 | −1,07 | 733 | K5III | Étoile binaire[2] ; variable suspectée | |||
68 Dra | 68 | 192455 | 99500 | 20h 11m 34,74s | +62° 04′ 42,1″ | 5,70 | 2,26 | 159 | F5V | Étoile binaire[3] | ||
71 Dra | 71 | DE | 193964 | 100221 | 20h 19m 36,70s | +62° 15′ 26,7″ | 5,71 | 0,39 | 378 | B9V | Binaire spectroscopique ; variable de type Algol | |
HD 106574 | 106574 | 59746 | 12h 15m 08,53s | +70° 12′ 00,3″ | 5,72 | −0,06 | 468 | K2III | Possède une exoplanète (b) | |||
137443 | 75260 | 15h 22m 38,43s | +63° 20′ 30,0″ | 5,72 | 0,39 | 380 | K4III | |||||
128000 | 71111 | 14h 32m 30,93s | +55° 23′ 53,0″ | 5,74 | −0,63 | 612 | K5III | |||||
138852 | 75974 | 15h 30m 55,91s | +64° 12′ 30,6″ | 5,74 | 0,79 | 318 | K0III-IV | |||||
41 Dra | 41 | 166866 | 88136 | 18h 00m 09,07s | +80° 00′ 13,7″ | 5,74 | 2,12 | 173 | K2Vvar | Binaire spectroscopique ; système quadruple avec 40 Dra[2] | ||
172728 | 91315 | 18h 37m 33,51s | +62° 31′ 35,3″ | 5,74 | 0,16 | 426 | A0V | |||||
DQ Dra | DQ | 148330 | 80375 | 16h 24m 25,33s | +55° 12′ 18,2″ | 5,75 | 0,50 | 366 | A2svar... | Variable de type α2 CVn | ||
161693 | 86782 | 17h 43m 59,16s | +53° 48′ 06,3″ | 5,75 | 0,24 | 413 | A2V | |||||
76 Dra | 76 | 199095 | 102208 | 20h 42m 35,10s | +82° 31′ 52,0″ | 5,75 | 0,55 | 358 | A0V | |||
HD 139493 | 139493 | 76376 | 15h 35m 57,08s | +54° 37′ 50,0″ | 5,77 | 1,38 | 246 | A2V | Possible étoile binaire[2] | |||
μ Dra B | μ | 21 | 154906 | 17h 05m 19,70s | +54° 28′ 13,0″ | 5,80 | 88 | Composante du système μ Dra | ||||
142531 | 77738 | 15h 52m 16,58s | +55° 49′ 35,7″ | 5,81 | 0,60 | 359 | G8III: | |||||
ψ1 Dra B | ψ1 | 31 | 162004 | 86620 | 17h 41m 58,04s | +72° 09′ 27,3″ | 5,81 | 4,07 | 73 | G0V | Composante du système ψ Dra | |
HD 175824 | 175824 | 92822 | 18h 54m 47,17s | +48° 51′ 35,0″ | 5,84 | 2,22 | 173 | F3III | Étoile binaire[2] | |||
119476 | 66798 | 13h 41m 29,82s | +64° 49′ 20,8″ | 5,85 | 1,69 | 221 | A2V | |||||
139778 | 76509 | 15h 37m 32,04s | +54° 30′ 31,6″ | 5,85 | 0,66 | 355 | K1III: | |||||
HD 141675 | 141675 | 77370 | 15h 47m 37,91s | +55° 22′ 35,8″ | 5,85 | 1,34 | 260 | A3m | Étoile binaire[2] | |||
161178 | 86219 | 17h 37m 08,84s | +72° 27′ 20,7″ | 5,87 | 0,91 | 321 | G9III | |||||
138265 | 75696 | 15h 27m 51,44s | +60° 40′ 12,8″ | 5,90 | −0,41 | 595 | K5III | |||||
187340 | 97122 | 19h 44m 18,40s | +69° 20′ 13,6″ | 5,90 | 0,24 | 442 | A2III | |||||
133388 | 73507 | 15h 01m 27,11s | +60° 12′ 15,9″ | 5,91 | 0,91 | 327 | A4V | |||||
CX Dra | CX | 174237 | 92133 | 18h 46m 43,08s | +52° 59′ 16,7″ | 5,91 | −3,21 | 2173 | B2.5V | Variable de types γ Cas et ellipsoïdale | ||
HD 182190 | 182190 | 95038 | 19h 20m 16,00s | +57° 38′ 42,4″ | 5,91 | −1,25 | 881 | M1III | Binaire spectroscopique | |||
HD 193664 | 193664 | 100017 | 20h 17m 30,63s | +66° 51′ 10,7″ | 5,91 | 4,69 | 57 | G3V | ||||
149650 | 80991 | 16h 32m 25,66s | +60° 49′ 24,0″ | 5,92 | 0,86 | 335 | A2V | |||||
144204 | 78542 | 16h 02m 05,56s | +52° 54′ 57,6″ | 5,93 | −1,07 | 819 | K5III | |||||
141472 | 77272 | 15h 46m 34,88s | +55° 28′ 28,6″ | 5,94 | −1,58 | 1042 | K3III | |||||
37 Dra | 37 | 168653 | 89448 | 18h 15m 17,05s | +68° 45′ 21,5″ | 5,96 | 1,26 | 284 | K1III: | |||
74 Dra | 74 | 196925 | 101082 | 20h 29m 27,31s | +81° 05′ 26,7″ | 5,96 | 1,96 | 205 | K0III+... | Étoile binaire[3] | ||
HD 139357 | 139357 | 76311 | 15h 35m 16,22s | +53° 55′ 19,7″ | 5,97 | 0,55 | 396 | K4III: | Possède une exoplanète (b) | |||
167042 | 89047 | 18h 10m 31,53s | +54° 17′ 09,4″ | 5,97 | 2,48 | 163 | K1III | |||||
137389 | 75256 | 15h 22m 37,25s | +62° 02′ 49,8″ | 5,99 | 0,24 | 461 | A0sp... | |||||
113049 | 63340 | 12h 58m 47,30s | +75° 28′ 20,9″ | 6,00 | 0,17 | 477 | K0III | |||||
161193 | 86561 | 17h 41m 21,81s | +51° 49′ 05,5″ | 6,00 | 0,96 | 332 | K0III: | |||||
172883 | 91525 | 18h 39m 52,81s | +52° 11′ 45,7″ | 6,00 | −0,19 | 563 | A0p... | |||||
HD 113337 | 113337 | 63584 | 13h 01m 47,15s | +63° 36′ 36,6″ | 6,01 | 3,14 | 122 | F6V | Possède 2 exoplanètes (b & c) | |||
HD 173949 | 173949 | 91915 | 18h 44m 18,27s | +61° 02′ 53,1″ | 6,02 | 0,78 | 364 | G7IV | Étoile double[3] | |||
HR 6330 | 153956 | 83138 | 16h 59m 21,57s | +56° 41′ 18,6″ | 6,04 | 1,24 | 297 | K1III: | Binaire spectroscopique | |||
184102 | 95167 | 19h 21m 40,24s | +79° 36′ 10,4″ | 6,06 | 1,18 | 309 | A3V | |||||
184958 | 95978 | 19h 31m 00,29s | +70° 59′ 21,3″ | 6,06 | −0,35 | 623 | K2 | |||||
172569 | 91196 | 18h 36m 13,25s | +65° 29′ 18,7″ | 6,07 | 1,79 | 234 | F0V | |||||
HD 83727 | 83727 | 48017 | 09h 47m 18,14s | +79° 08′ 12,2″ | 6,09 | 0,56 | 416 | F0V: | Étoile double[3] | |||
163929 | 87744 | 17h 55m 23,62s | +55° 58′ 15,9″ | 6,09 | 2,34 | 184 | F0IV | |||||
HD 127821 | 127821 | 70952 | 14h 30m 46,30s | +63° 11′ 08,7″ | 6,10 | 3,59 | 103 | F4IV | Possède un disque de débris | |||
173398 | 91606 | 18h 40m 56,40s | +62° 44′ 57,6″ | 6,10 | 0,75 | 383 | K0III | |||||
154633 | 83359 | 17h 02m 15,78s | +64° 36′ 02,4″ | 6,11 | 0,89 | 360 | G5V | |||||
40 Dra | 40 | 166865 | 88127 | 18h 00m 03,37s | +80° 00′ 01,9″ | 6,11 | 2,58 | 166 | K2Vvar | Binaire spectroscopique ; système quadruple avec 41 Dra | ||
174481 | 92269 | 18h 48m 16,09s | +48° 46′ 02,8″ | 6,12 | 2,37 | 183 | A7III | |||||
HD 159870 | 159870 | 85923 | 17h 33m 31,60s | +57° 33′ 31,4″ | 6,15 | −0,67 | 755 | G7III- + Am: | Étoile binaire[3] | |||
189900 | 98308 | 19h 58m 28,74s | +63° 32′ 03,1″ | 6,15 | 0,55 | 430 | A3V | |||||
154391 | 83289 | 17h 01m 16,98s | +60° 38′ 55,2″ | 6,16 | 0,99 | 353 | K1III | |||||
172864 | 90182 | 18h 24m 09,18s | +83° 10′ 31,6″ | 6,16 | 0,03 | 548 | A2V | |||||
150429 | 81358 | 16h 36m 54,99s | +63° 04′ 22,9″ | 6,17 | 0,30 | 487 | K5 | |||||
94860 | 53761 | 10h 59m 57,02s | +77° 46′ 12,8″ | 6,18 | 0,03 | 553 | G9III | |||||
HD 151199 | 151199 | 81840 | 16h 42m 58,40s | +55° 41′ 23,7″ | 6,18 | 1,39 | 295 | A2p... | Variable suspectée | |||
173664 | 91843 | 18h 43m 29,01s | +53° 52′ 18,5″ | 6,18 | −1,65 | 1199 | A2IV | |||||
144542 | 78632 | 16h 03m 09,37s | +59° 24′ 38,9″ | 6,19 | −0,97 | 883 | M1III | Variable suspectée | ||||
197508 | 101044 | 20h 29m 02,82s | +83° 37′ 31,7″ | 6,19 | 1,54 | 277 | A4m | |||||
80930 | 46410 | 09h 27m 51,63s | +75° 05′ 53,9″ | 6,20 | 0,39 | 474 | A5Vs | |||||
115612 | 64774 | 13h 16m 28,66s | +68° 24′ 28,7″ | 6,20 | 0,46 | 458 | B9.5V | |||||
69 Dra | 69 | 190960 | 98401 | 19h 59m 36,69s | +76° 28′ 53,5″ | 6,20 | 0,17 | 525 | M3III | Variable semi-régulière suspectée ; étoile double[3] | ||
146603 | 79414 | 16h 12m 25,38s | +67° 08′ 39,4″ | 6,21 | 0,34 | 486 | G8III | |||||
159330 | 85692 | 17h 30m 43,56s | +57° 52′ 36,7″ | 6,22 | −1,53 | 1156 | K2III | |||||
UX Dra | UX | 183556 | 95154 | 19h 21m 35,53s | +76° 33′ 34,6″ | 6,22 | −2,56 | 1863 | C5II | Étoile carbonée ; variable semi-régulière | ||
196142 | 101134 | 20h 30m 00,72s | +72° 31′ 54,3″ | 6,23 | −0,37 | 682 | K4III: | |||||
DL Dra | DL | 129798 | 71876 | 14h 42m 03,16s | +61° 15′ 43,2″ | 6,24 | 3,09 | 139 | F2V | Étoile binaire[3] ; variable de type δ Sct | ||
175823 | 92731 | 18h 53m 46,29s | +57° 29′ 11,7″ | 6,24 | −0,19 | 631 | K5III: | |||||
HD 191174 | 191174 | 98872 | 20h 04m 44,51s | +63° 53′ 24,4″ | 6,24 | 1,77 | 256 | A2II-III | Étoile double[3] ; possède un disque de débris | |||
83550 | 47884 | 09h 45m 30,96s | +78° 08′ 05,0″ | 6,25 | −1,21 | 1012 | K2III | |||||
164428 | 87293 | 17h 50m 10,10s | +78° 18′ 23,5″ | 6,25 | −0,93 | 891 | K5 | |||||
ER Dra | ER | 127929 | 71040 | 14h 31m 42,87s | +60° 13′ 32,1″ | 6,26 | 0,73 | 416 | F0III | Variable de type δ Sct | ||
173920 | 91985 | 18h 44m 55,39s | +54° 53′ 49,9″ | 6,26 | −1,10 | 967 | G5III | |||||
55 Dra | 55 | 179933 | 94140 | 19h 09m 45,80s | +65° 58′ 42,4″ | 6,26 | 1,29 | 321 | A0V | |||
150010 | 80920 | 16h 31m 28,30s | +72° 36′ 43,9″ | 6,27 | 0,63 | 438 | K2III | |||||
65 Dra | 65 | 190713 | 98658 | 20h 02m 20,16s | +64° 38′ 03,8″ | 6,27 | 1,21 | 335 | G7III: | Étoile double[3] | ||
174205 | 91811 | 18h 43m 10,34s | +70° 47′ 34,3″ | 6,28 | −0,08 | 610 | K2 | |||||
DK Dra | DK | 106677 | 59796 | 12h 15m 41,51s | +72° 33′ 04,5″ | 6,29 | 0,59 | 450 | K0III + K0III | Variable de type RS CVn | ||
154099 | 82880 | 16h 56m 16,74s | +73° 07′ 40,5″ | 6,29 | 1,35 | 317 | F0V | |||||
155711 | 84021 | 17h 10m 30,65s | +52° 24′ 31,6″ | 6,30 | 0,73 | 424 | B9V | |||||
169028 | 89835 | 18h 19m 56,10s | +51° 20′ 52,6″ | 6,30 | 0,80 | 410 | K1III: | |||||
HD 184936 | 184936 | 96164 | 19h 33m 10,06s | +60° 09′ 31,2″ | 6,30 | −1,54 | 1203 | K4III | Possible étoile binaire[3] | |||
108150 | 60589 | 12h 25m 06,38s | +63° 48′ 10,0″ | 6,31 | 0,31 | 516 | G8III | |||||
143187 | 78017 | 15h 55m 49,66s | +58° 54′ 42,2″ | 6,31 | 0,54 | 465 | A0V | |||||
148880 | 80710 | 16h 28m 43,41s | +51° 24′ 27,8″ | 6,31 | 0,91 | 391 | G9III | Étoile double[3] | ||||
HD 166207 | 166207 | 88732 | 18h 06m 53,47s | +50° 49′ 21,4″ | 6,31 | 0,94 | 386 | K0III | Binaire spectroscopique | |||
138524 | 75822 | 15h 29m 21,13s | +62° 05′ 58,4″ | 6,32 | −0,28 | 681 | K5 | |||||
VW Dra | VW | 156947 | 84496 | 17h 16m 29,45s | +60° 40′ 14,1″ | 6,32 | 0,47 | 482 | K1.5IIIb | Variable semi-régulière | ||
176707 | 93197 | 18h 58m 59,40s | +50° 48′ 32,9″ | 6,32 | 0,71 | 432 | G8III | |||||
190252 | 98333 | 19h 58m 41,78s | +70° 22′ 00,5″ | 6,32 | 0,76 | 421 | G8III | |||||
191372 | 98890 | 20h 04m 53,41s | +68° 01′ 37,9″ | 6,32 | −1,35 | 1116 | M3IIIa | Variable suspectée | ||||
108399 | 60699 | 12h 26m 24,47s | +71° 55′ 47,6″ | 6,33 | 0,95 | 389 | G8III: | |||||
HD 145674 | 145674 | 79125 | 16h 09m 02,92s | +57° 56′ 16,1″ | 6,33 | 0,88 | 401 | A1V | Étoile double[3] | |||
HD 160933 | 160933 | 86184 | 17h 36m 40,03s | +69° 34′ 16,5″ | 6,33 | 3,19 | 139 | F9V | Binaire spectroscopique | |||
HD 176795 | 176795 | 92717 | 18h 53m 33,20s | +75° 47′ 14,4″ | 6,33 | −0,82 | 876 | A1V | Étoile double[3] | |||
105678 | 59291 | 12h 09m 47,09s | +74° 39′ 40,9″ | 6,34 | 2,05 | 235 | F6IV | |||||
122909 | 68537 | 14h 01m 50,70s | +68° 40′ 43,3″ | 6,34 | 0,05 | 592 | K5 | |||||
CN Dra | CN | 187764 | 97326 | 19h 46m 44,66s | +68° 26′ 16,8″ | 6,34 | 0,31 | 525 | F0III | Variable de type δ Sct | ||
169885 | 90146 | 18h 23m 47,95s | +53° 18′ 03,1″ | 6,35 | 1,26 | 340 | A3m | |||||
HD 177483 | 177483 | 93466 | 19h 02m 07,04s | +52° 15′ 40,1″ | 6,35 | −0,12 | 642 | G8III:... | Système triple[3] | |||
183611 | 95576 | 19h 26m 26,46s | +62° 33′ 25,4″ | 6,38 | −0,22 | 682 | K5III | |||||
HD 82685 | 82685 | 47260 | 09h 37m 56,29s | +73° 04′ 49,6″ | 6,39 | 2,18 | 227 | F2V+... | Étoile binaire[3] | |||
HD 121146 | 121146 | 67589 | 13h 50m 59,40s | +68° 18′ 55,6″ | 6,39 | 1,50 | 310 | K2IV | Étoile double[3] | |||
147662 | 79867 | 16h 18m 09,81s | +68° 33′ 16,0″ | 6,39 | 0,09 | 594 | K0 | |||||
164780 | 87670 | 17h 54m 26,75s | +75° 10′ 16,4″ | 6,39 | 0,56 | 479 | K0 | |||||
HD 169221 | 169221 | 89943 | 18h 21m 07,15s | +49° 43′ 31,5″ | 6,39 | −0,17 | 668 | K1III | Binaire spectroscopique | |||
20 Dra | 20 | 153697 | 82898 | 16h 56m 25,32s | +65° 02′ 20,6″ | 6,40 | 2,27 | 219 | F1V | Étoile binaire[3] | ||
175938 | 92040 | 18h 45m 38,06s | +79° 56′ 33,0″ | 6,40 | 1,67 | 288 | A8V | |||||
154319 | 83114 | 16h 59m 02,57s | +69° 11′ 10,9″ | 6,41 | 1,71 | 284 | K0 | |||||
145694 | 79164 | 16h 09m 26,01s | +55° 49′ 44,1″ | 6,43 | 0,79 | 438 | K0 | |||||
170811 | 90476 | 18h 27m 42,09s | +59° 32′ 56,5″ | 6,43 | 1,18 | 365 | K0IV | |||||
112826 | 63297 | 12h 58m 18,87s | +64° 55′ 31,8″ | 6,44 | −0,59 | 832 | K0 | |||||
137928 | 75587 | 15h 26m 32,17s | +54° 01′ 13,2″ | 6,44 | 1,21 | 363 | A2IV | |||||
158633 | 85235 | 17h 25m 00,90s | +67° 18′ 24,1″ | 6,44 | 5,90 | 42 | K0V | |||||
138338 | 75788 | 15h 28m 56,83s | +55° 11′ 41,5″ | 6,45 | 1,64 | 299 | A3m | |||||
140117 | 76651 | 15h 39m 09,52s | +57° 55′ 27,9″ | 6,45 | 0,78 | 443 | K1III | Variable suspectée | ||||
149198 | 80682 | 16h 28m 21,17s | +67° 02′ 38,4″ | 6,45 | −0,18 | 689 | M0 | |||||
HD 178208 | 178208 | 93733 | 19h 05m 09,85s | +49° 55′ 23,4″ | 6,45 | 0,19 | 583 | K3III | Binaire spectroscopique | |||
82327 | 47119 | 09h 36m 06,79s | +74° 19′ 08,0″ | 6,46 | 0,78 | 447 | B9V | |||||
128332 | 71251 | 14h 34m 15,70s | +57° 03′ 57,0″ | 6,46 | 4,15 | 95 | F7V | |||||
HD 155328 | 155328 | 83857 | 17h 08m 17,08s | +50° 50′ 32,0″ | 6,46 | −0,17 | 689 | A1V | Étoile double[3] | |||
158259 | 85268 | 17h 25m 24,14s | +52° 47′ 26,9″ | 6,46 | 4,29 | 89 | G0 | |||||
HD 176560 | 176560 | 93068 | 18h 57m 28,46s | +58° 13′ 29,7″ | 6,47 | 1,14 | 380 | A2V | Étoile binaire[3] | |||
185394 | 96297 | 19h 34m 46,34s | +63° 26′ 03,0″ | 6,47 | 0,38 | 539 | K2 | |||||
91075 | 51883 | 10h 36m 02,02s | +80° 29′ 40,7″ | 6,48 | 0,89 | 428 | G4III: | |||||
100858 | 56716 | 11h 37m 42,31s | +77° 35′ 44,5″ | 6,49 | −2,09 | 1698 | K5 | Variable suspectée | ||||
158485 | 85317 | 17h 26m 04,85s | +58° 39′ 06,7″ | 6,49 | 1,30 | 356 | A4V | |||||
HD 186340 | 186340 | 96771 | 19h 40m 13,19s | +60° 30′ 25,7″ | 6,49 | 1,09 | 391 | A5V | Étoile binaire[3] | |||
167387 | 89104 | 18h 11m 07,16s | +60° 24′ 34,3″ | 6,50 | 0,76 | 459 | A1Vnn | |||||
HD 176668 | 176668 | 93053 | 18h 57m 17,34s | +62° 23′ 48,7″ | 6,50 | 1,65 | 305 | G5IV comp | Étoile double[3] | |||
184146 | 94604 | 19h 15m 07,91s | +83° 27′ 45,8″ | 6,50 | 0,61 | 492 | A3V | Étoile double[3] | ||||
17 Dra B | 17 | 150118 | 16h 36m 14,10s | +52° 55′ 27,0″ | 6,53 | |||||||
29 Dra | 29 | DR | 160538 | 85852 | 17h 32m 41,35s | +74° 13′ 38,2″ | 6,61 | 1,54 | 337 | K0III | Variable de type RS CVn | |
RY Dra | RY | 112559 | 63152 | 12h 56m 25,89s | +65° 59′ 39,9″ | 6,63 | −1,81 | 1590 | C7I | Étoile carbonée ; variable semi-régulière, Vmax = 6,5, Vmin = 8,0, P = 172 d | ||
38 Dra | 38 | 169027 | 89594 | 18h 16m 58,77s | +68° 44′ 30,1″ | 6,79 | 0,28 | 655 | A0 | |||
HD 174343 | V413 | 174343 | 92204 | 18h 47m 29,57s | +49° 25′ 55,4″ | 7,19 | 0,28 | 787 | F5 | Binaire spectroscopique ; variable de type Algol | ||
BY Dra | BY | 234677 | 91009 | 18h 33m 55,77s | +51° 43′ 08,9″ | 8,07 | 5,66 | 54 | K6Ve | Prototype des variables de type BY Dra | ||
R Dra | R | 149880 | 81014 | 16h 32m 40,23s | +66° 45′ 17,9″ | 8,67 | −1,42 | 1042 | M6e | Variable de type Mira ; Vmax = 6,7, Vmin = 13,2, P = 245,5 d | ||
HD 184146 | 184146 | 91768 | 18h 42m 46,7s | +59° 37′ 49″ | 8,94 | 11,20 | 11,5 | M3V | Composante du système Struve 2398, 15e plus proche étoile ; étoile éruptive | |||
TOI-1136 | 12h 48m 44,37s | +64° 51′ 19,1″ | 9,53 | 276 | G5 | Possède un système de 6 ou 7 exoplanètes | ||||||
HD 173740 | 173740 | 91772 | 18h 42m 46,9s | +59° 37′ 36″ | 9,70 | 11,96 | 11,5 | M3.5V | Composante du système Struve 2398 ; étoile éruptive | |||
TrES-2 | 19h 07m 14,04s | +49° 18′ 59,1″ | 11,41 | 750 | G0V | Possède une exoplanète, TrES-2 b, transitant devant l'étoile | ||||||
T Dra | T | 87820 | 17h 56m 23,31s | +58° 13′ 06,2″ | 12,48 | Nev | Variable de type Mira ; Vmax = 7,2, Vmin = 13,5, P = 421,2 d | |||||
V571 Dra | V571 | 18h 35m 58,79s | +53° 10′ 28,9″ | 14,58 | 7000 | Binaire à éclipses de type W UMa | ||||||
Gaia14aae | 16h 11m 33,97s | +63° 08′ 31,9″ | 18,7 | 840 | Variable de type AM CVn et binaire à éclipses |
Voir aussi
[modifier | modifier le code]Liens internes
[modifier | modifier le code]Sources
[modifier | modifier le code]- (en) « Detail for CQ Dra », sur The International Variable Star Index, Association américaine des observateurs d'étoiles variables (consulté le )
- (en) P. P. Eggleton et A. A. Tokovinin, « A catalogue of multiplicity among bright stellar systems », Monthly Notices of the Royal Astronomical Society, vol. 389, no 2, , p. 869–879 (DOI 10.1111/j.1365-2966.2008.13596.x, Bibcode 2008MNRAS.389..869E, arXiv 0806.2878)
- (en) Brian D. Mason et al., « The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog », The Astronomical Journal, vol. 122, no 6, , p. 3466 (DOI 10.1086/323920, Bibcode 2001AJ....122.3466M)
- 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 )
- « SIMBAD Astronomical Database », Centre de données astronomiques de Strasbourg (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)