Stelele principale ale constelației Ursa Minor
Mai jos este o prezentare generală a principalelor stele din constelația Ursei Mici , listate prin magnitudine descrescătoare.
Nume | Denumiri | Coordonatele | Mărimi | Dist. ( Către ) | Clasa spectrală | Notă | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
B. | F. | HD | ŞOLD | AR | Dec | viz. | cur. | |||||
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 | Polar Star, Lodestar, Alruccabah, Cynosura, Phoenice, Tramontana, Angel Stern, Navigatoria, Star of Arcady, Yilduz, Mismar, Polyarnaya; variabila cefeida | |
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 | |
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; Variabila Delta Scuti | |
ε UMi | ε | 22 | 153751 | 82080 | 16 h 45 m 58,16 s | + 82 ° 02 ′ 14,1 ″ | 4.21 | −0,92 | 346 | G5IIIvar | Urodelus; variabilă RS Canum Venaticorum | |
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 | 132813 | 73199 | 14 h 57 m 35,12 s | + 65 ° 55 ′ 56,6 ″ | 4.63 | −0,80 | 398 | M5III | stea variabilă | |||
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 | ||
11 UMi | 11 | 136726 | 74793 | 15 h 17 m 05,88 s | + 71 ° 49 ′ 26,0 ″ | 5.02 | −0,37 | 389 | K4III | Pherkad Minor | ||
HD 136064 | 136064 | 74605 | 15 h 14 m 38,00 s | + 67 ° 20 ′ 51,6 ″ | 5.15 | 3.13 | 83 | F9IV | ||||
HD 124730 | 124730 | 69373 | 14 h 12 m 04.05 s | + 69 ° 25 ′ 57,6 ″ | 5.18 | −0,50 | 445 | M2III | ||||
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 | ||||
HD 149681 | 149681 | 80480 | 16 h 25 m 43,53 s | + 78 ° 57 ′ 49,0 ″ | 5.55 | 2.42 | 138 | F0V | ||||
HD 133002 | 133002 | 72573 | 14 h 50 m 19,63 s | + 82 ° 30 ′ 45,0 ″ | 5,63 | 2.45 | 141 | F9V | ||||
HD 140227 | 140227 | 76519 | 15 h 37 m 39,21 s | + 69 ° 16 ′ 59,6 ″ | 5,65 | −1,51 | 881 | M0III | ||||
18 UMi | 18 | 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 | ||||
24 UMi | 24 | 166926 | 85699 | 17 h 30 m 46,97 s | + 86 ° 58 ′ 04,9 ″ | 5,78 | 2.38 | 156 | A2m | |||
HD 117187 | 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: | ||||
HD 152303 | 152303 | 81854 | 16 h 43 m 06.14 s | + 77 ° 30 ′ 48,5 ″ | 5,99 | 3.21 | 117 | F4V | ||||
HD 147321 | 147321 | 79601 | 16 h 14 m 33,47 s | + 73 ° 23 ′ 41,3 ″ | 6.02 | −0,78 | 748 | A3V | ||||
HD 155154 | 155154 | 83317 | 17 h 01 m 40,08 s | + 75 ° 17 ′ 51,6 ″ | 6.17 | 2,91 | 146 | F0IVn | ||||
HD 135384 | 135384 | 74272 | 15 h 10 m 44,40 s | + 67 ° 46 ′ 51,8 ″ | 6.18 | 0,23 | 504 | A8Vn | ||||
HD 133994 | 133994 | 73706 | 15 h 03 m 57,73 s | + 65 ° 55 ′ 11,0 ″ | 6.22 | 0,45 | 464 | A2V-uri | ||||
HD 107192 | 107192 | 59767 | 12 h 15 m 20,67 s | + 87 ° 42 ′ 00,0 ″ | 6.27 | 2,93 | 152 | F2V | ||||
HD 129245 | 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 | |||
HD 107113 | 107113 | 59879 | 12 h 16 m 49,35 s | + 86 ° 26 ′ 09,0 ″ | 6.33 | 3.34 | 129 | F4V | ||||
HD 151623 | 151623 | 81428 | 16 h 37 m 52,81 s | + 78 ° 55 ′ 06,8 ″ | 6.33 | 0,81 | 414 | G9III | ||||
HD 150275 | 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 | |||
HD 113889 | 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 | |||
HD 5914 | 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 | |||
HD 153720 | 153720 | 8651 | 16 h 52 m 55,14 s | + 75 ° 23 ′ 34,4 ″ | 6,82 | F0 | ||||||
8 UMi | 8 | 133086 | 73136 | 14 h 56 m 48,32 s | + 74 ° 54 ′ 03,3 ″ | 6,83 | 0,95 | 489 | K0 | |||
π 2 UMi | π 2 | 141652 | 76695 | 15 h 39 m 38,72 s | + 79 ° 58 ′ 59,2 ″ | 6,89 | 1,54 | 384 | F2 | |||
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 | |||
Legenda mesei · Nume = numele propriu al stelei. · Fund. = magnitudinea absolută a stelei ( M v ). |
linkuri externe
- ESA, The Hipparcos and Tycho Catalogs , pe cdsarc.u-strasbg.fr , 1997. Accesat la 26 decembrie 2006 .
- ND Kostjuk, HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index , pe cdsarc.u-strasbg.fr , 2002. Accesat la 26 decembrie 2006 .
- NG Roman, Identificarea unei constelații dintr-o poziție , la cdsarc.u-strasbg.fr , 1987. Accesat la 26 decembrie 2006 .