Stelle principali della costellazione dell'Altare
Segue un prospetto delle stelle principali della costellazione dell'Altare, elencate per magnitudine decrescente.
Nome | Designazioni | Coordinate | Magnitudini | Dist. (al) | Classe spettrale | Note | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
B | F | HD | HIP | AR | Dec | vis. | ass. | |||||
β Ara | β | 157244 | 85258 | 17h 25m 18.00s | −55° 31′ 47.4″ | 2.84 | −3.49 | 603 | K3Ib-II | Karnot Mizbeach, Karnothamizbeach | ||
α Ara | α | 158427 | 85792 | 17h 31m 50.52s | −49° 52′ 33.5″ | 2.84 | −1.51 | 242 | B2Vne | Choo, Tchou; stella Be | ||
ζ Ara | ζ | 152786 | 83081 | 16h 58m 37.23s | −55° 59′ 24.2″ | 3.12 | −3.11 | 574 | K5III | Tseen Yin, Korban | ||
γ Ara | γ | 157246 | 85267 | 17h 25m 23.66s | −56° 22′ 39.7″ | 3.31 | −4.40 | 1136 | B1Ib | Zadok, Tzadok | ||
δ Ara | δ | 158094 | 85727 | 17h 31m 05.98s | −60° 41′ 01.0″ | 3.60 | −0.19 | 187 | B8V | Tseen Yin | ||
θ Ara | θ | 165024 | 88714 | 18h 06m 37.88s | −50° 05′ 29.2″ | 3.65 | −3.81 | 1012 | B2Ib | Tao Shou | ||
η Ara | η | 151249 | 82363 | 16h 49m 47.11s | −59° 02′ 28.7″ | 3.77 | −1.14 | 313 | K5III | stella doppia | ||
ε1 Ara | ε1 | 152980 | 83153 | 16h 59m 35.05s | −53° 09′ 37.8″ | 4.06 | −0.79 | 304 | K4III | Tso Kang | ||
σ Ara | σ | 159217 | 86092 | 17h 35m 39.61s | −46° 30′ 20.1″ | 4.56 | −0.80 | 385 | A0V | |||
λ Ara | λ | 160032 | 86486 | 17h 40m 23.73s | −49° 24′ 54.6″ | 4.76 | 3.06 | 71 | F3IV | |||
μ Ara | μ | 160691 | 86796 | 17h 44m 08.72s | −51° 50′ 00.9″ | 5.12 | 4.20 | 50 | G3IV-V | ha quattro pianeti | ||
κ Ara | κ | 157457 | 85312 | 17h 26m 00.03s | −50° 38′ 00.7″ | 5.19 | −0.24 | 398 | K1III | |||
ι Ara | ι | 157042 | 85079 | 17h 23m 16.08s | −47° 28′ 05.4″ | 5.21 | −1.51 | 721 | B2IIIne | variabile Gamma Cassiopeiae | ||
π Ara | π | 159492 | 86305 | 17h 38m 05.57s | −54° 30′ 00.3″ | 5.25 | 2.12 | 137 | A7V | |||
ε2 Ara | ε2 | 153580 | 83431 | 17h 03m 08.71s | −53° 14′ 11.9″ | 5.27 | 3.17 | 86 | F6V | |||
HD 157661 | 157661 | 85389 | 17h 26m 51.98s | −45° 50′ 34.7″ | 5.28 | −1.04 | 599 | B8V | ||||
41 Ara | 41 | 156274 | 84720 | 17h 19m 02.95s | −46° 38′ 11.4″ | 5.47 | 5.75 | 29 | G8V | stella doppia vicina; [1] | ||
HD 152824 | 152824 | 83057 | 16h 58m 17.95s | −50° 38′ 27.9″ | 5.53 | −0.50 | 523 | B9IV | ||||
HD 150898 | 150898 | 82171 | 16h 47m 19.66s | −58° 20′ 29.0″ | 5.55 | −3.48 | 2090 | B0Iab | ||||
HD 150136 | 150136 | 81702 | 16h 41m 20.42s | −48° 45′ 46.7″ | 5.57 | O5 | ||||||
HD 150168 | 150168 | 81733 | 16h 41m 40.23s | −49° 39′ 05.6″ | 5.62 | −4.38 | 3260 | B1II | ||||
HD 153053 | 153053 | 83187 | 17h 00m 06.29s | −54° 35′ 49.2″ | 5.64 | 2.12 | 165 | A3V | ||||
ν1 Ara | ν1, υ1 | 161783 | 87314 | 17h 50m 28.39s | −53° 36′ 44.6″ | 5.68 | −1.33 | 823 | B2V + B3V | V539 Arae; variabile Algol | ||
HD 156838 | 156838 | 85147 | 17h 24m 01.08s | −62° 51′ 50.9″ | 5.69 | −2.82 | 1638 | B2IV | ||||
HD 157753 | 157753 | 85470 | 17h 27m 57.62s | −52° 17′ 49.3″ | 5.72 | 0.81 | 312 | K2III | ||||
HD 153716 | 153716 | 83535 | 17h 04m 24.73s | −57° 42′ 43.6″ | 5.73 | −1.00 | 723 | B5IV | ||||
HD 150745 | 150745 | 82110 | 16h 46m 21.23s | −58° 30′ 12.8″ | 5.74 | −1.31 | 838 | B2IV-V | ||||
HD 156854 | 156854 | 85068 | 17h 23m 07.11s | −56° 31′ 32.0″ | 5.76 | 0.27 | 409 | G8/K0III | ||||
HD 156942 | 156942 | 85169 | 17h 24m 18.80s | −60° 40′ 25.6″ | 5.76 | −0.92 | 706 | B8Ib/II | ||||
HD 160263 | 160263 | 86552 | 17h 41m 16.23s | −46° 55′ 18.5″ | 5.78 | −0.75 | 660 | A0V | ||||
HD 156768 | 156768 | 85049 | 17h 22m 55.23s | −58° 00′ 37.0″ | 5.86 | −1.05 | 786 | G8Ib/II | ||||
HD 154903 | 154903 | 84248 | 17h 13m 18.11s | −67° 11′ 46.9″ | 5.87 | 0.87 | 327 | K0III-IV | ||||
HD 159463 | 159463 | 86248 | 17h 37m 27.31s | −50° 03′ 34.1″ | 5.89 | 0.76 | 346 | K0III-IV | ||||
HD 157662 | 157662 | 85409 | 17h 27m 12.46s | −50° 37′ 49.3″ | 5.90 | −2.65 | 1672 | B9II | ||||
HD 151967 | 151967 | 82672 | 16h 54m 00.40s | −57° 54′ 33.2″ | 5.91 | −0.71 | 688 | M0III | ||||
HD 156091 | 156091 | 84731 | 17h 19m 12.51s | −59° 41′ 40.5″ | 5.93 | −3.06 | 2050 | K2IIICN... | ||||
HD 157819 | 157819 | 85520 | 17h 28m 38.91s | −55° 10′ 10.8″ | 5.93 | −1.27 | 898 | G8II/III | ||||
HD 152527 | 152527 | 82902 | 16h 56m 28.80s | −52° 17′ 01.1″ | 5.94 | 1.01 | 315 | A0III | ||||
HD 155035 | 155035 | 84105 | 17h 11m 38.67s | −48° 52′ 24.2″ | 5.94 | −1.09 | 830 | M1/M2III | ||||
HD 150576 | 150576 | 81966 | 16h 44m 39.75s | −53° 09′ 08.2″ | 5.96 | −0.66 | 688 | G8III | ||||
HD 153221 | 153221 | 83216 | 17h 00m 26.98s | −48° 38′ 51.2″ | 5.98 | 0.60 | 389 | G5IV | ||||
HD 152082 | 152082 | 82806 | 16h 55m 24.68s | −63° 16′ 10.7″ | 5.99 | 0.30 | 448 | A0III | ||||
HD 158220 | 158220 | 85751 | 17h 31m 23.28s | −56° 55′ 15.4″ | 5.99 | −3.10 | 2145 | B7II/III | ||||
HD 158476 | 158476 | 85788 | 17h 31m 49.10s | −46° 02′ 12.4″ | 6.04 | −2.91 | 2012 | F8/G0Ib | ||||
HD 153791 | 153791 | 83481 | 17h 03m 41.68s | −47° 09′ 38.1″ | 6.07 | −0.33 | 620 | A2/A3V | ||||
HD 155341 | 155341 | 84311 | 17h 14m 13.40s | −56° 53′ 18.6″ | 6.08 | −1.90 | 1283 | M1/2II/III+A | ||||
HD 159018 | 159018 | 86064 | 17h 35m 19.91s | −53° 21′ 10.4″ | 6.09 | −1.50 | 1072 | B9III | ||||
HD 161420 | 161420 | 87174 | 17h 48m 38.08s | −55° 24′ 06.6″ | 6.09 | 2.55 | 166 | A9IV | ||||
ν2 Ara | ν2, υ2 | 161917 | 87379 | 17h 51m 11.03s | −53° 07′ 49.0″ | 6.09 | 0.13 | 508 | B9.5III/IV | |||
HD 162123 | 162123 | 87404 | 17h 51m 44.55s | −45° 36′ 02.5″ | 6.09 | −0.51 | 682 | G6III | ||||
HD 165493 | 165493 | 88859 | 18h 08m 30.11s | −45° 46′ 01.1″ | 6.13 | −0.86 | 815 | B7/B8II | ||||
HD 149485 | 149485 | 81507 | 16h 38m 52.71s | −60° 59′ 25.1″ | 6.16 | 0.08 | 537 | B8Vn | ||||
HD 149837 | 149837 | 81657 | 16h 40m 50.41s | −60° 26′ 46.6″ | 6.17 | 3.73 | 100 | F2III-IV | ||||
HD 157599 | 157599 | 85393 | 17h 26m 56.35s | −51° 56′ 55.6″ | 6.17 | 0.26 | 495 | B8/B9V | ||||
HD 150421 | 150421 | 81847 | 16h 43m 03.57s | −46° 04′ 13.0″ | 6.22 | F5Iab | ||||||
HD 157524 | 157524 | 85480 | 17h 28m 07.88s | −63° 02′ 10.3″ | 6.22 | −0.68 | 782 | B7/B8V | ||||
HD 153261 | 153261 | 83323 | 17h 01m 47.39s | −58° 57′ 29.6″ | 6.26 | −2.96 | 2280 | B2IVne | ||||
HD 158895 | 158895 | 86088 | 17h 35m 35.00s | −59° 50′ 45.9″ | 6.26 | −1.90 | 1399 | B5II/III | ||||
HD 163071 | 163071 | 87928 | 17h 57m 42.74s | −56° 53′ 46.4″ | 6.26 | −1.74 | 1299 | B4III | ||||
HD 156331 | 156331 | 84759 | 17h 19m 30.51s | −50° 03′ 49.3″ | 6.27 | 2.54 | 182 | F2III | ||||
HD 160342 | 160342 | 86628 | 17h 42m 03.62s | −50° 30′ 38.4″ | 6.28 | −2.01 | 1482 | M3III | ||||
HD 149989 | 149989 | 81650 | 16h 40m 44.39s | −51° 28′ 42.9″ | 6.30 | 2.86 | 159 | A9V | ||||
HD 152478 | 152478 | 82868 | 16h 56m 08.85s | −50° 40′ 29.2″ | 6.30 | −0.51 | 751 | B3Vnpe | ||||
HD 158907 | 158907 | 85975 | 17h 34m 16.89s | −48° 31′ 36.8″ | 6.32 | 0.52 | 470 | G6/G8III | ||||
HD 154555 | 154555 | 83984 | 17h 10m 06.28s | −61° 40′ 31.6″ | 6.37 | −1.87 | 1449 | B8II/III | ||||
HD 153201 | 153201 | 83269 | 17h 01m 07.03s | −56° 33′ 18.1″ | 6.40 | −1.40 | 1181 | Ap... | ||||
HD 153370 | 153370 | 83321 | 17h 01m 46.36s | −51° 07′ 51.3″ | 6.43 | 1.45 | 323 | A7V | ||||
HD 151566 | 151566 | 82418 | 16h 50m 36.09s | −50° 02′ 41.8″ | 6.45 | 2.07 | 245 | A5+... | ||||
HD 164896 | 164896 | 88675 | 18h 06m 09.21s | −51° 44′ 38.0″ | 6.46 | −1.89 | 1523 | A2III | ||||
HD 150897 | 150897 | 82091 | 16h 46m 06.38s | −46° 31′ 54.9″ | 6.47 | 0.78 | 448 | A1V | ||||
HD 152220 | 152220 | 82723 | 16h 54m 31.55s | −49° 42′ 38.8″ | 6.49 | −1.68 | 1405 | K1II | ||||
HD 155951 | 155951 | 84700 | 17h 18m 51.78s | −62° 52′ 28.3″ | 6.50 | 0.39 | 542 | K1III | ||||
R Ara | 149730 | 81589 | 16h 39m 44.74s | −56° 59′ 39.8″ | 6.73 | 2.20 | 262 | B9IV/V | variabile Algol | |||
HD 154857 | 154857 | 7.25 | 223 | ha un pianeta | ||||||||
Legenda della tabella · Nome = nome proprio della stella. · ass. = magnitudine assoluta della stella (Mv). |
Bibliografia
[modifica | modifica wikitesto]- ESA, The Hipparcos and Tycho Catalogues, su cdsarc.u-strasbg.fr, 1997. URL consultato il 26 dicembre 2006.
- N. D. Kostjuk, HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index, su cdsarc.u-strasbg.fr, 2002. URL consultato il 26 dicembre 2006.
- N. G. Roman, Identification of a Constellation from a Position, su cdsarc.u-strasbg.fr, 1987. URL consultato il 26 dicembre 2006.