Messier 68 Lähteet | Aiheesta muualla | NavigointivalikkoInfobox OKSIMBAD Astronomical DatabaseSEDSin Messier -sivut M68:stalaajentamalla

Vesikäärmeen tähdistöMessierin luetteloPallomaiset tähtijoukotNGC-kohteet


Vesikäärmeenpallomainen tähtijoukkoCharles Messier1780Alphardγ Hyaζ Hyaν Hyaπ Hyaε Hyaξ Hyaλ Hyaμ Hyaθ Hyaι HyaHD 71155υ1 Hyaδ Hyaβ Hyaη Hya12 Hyaρ Hya58 Hyaσ Hyaτ2 Hyaτ1 Hyaυ2 HyaHD 743952 Sexο HyaHD 81799HD 8395326 Hya51 Hya27 Hya9 HyaU Hyaφ Hyaχ1 Hya17 Crtψ Hyal Hya6 Hyaω Hyaκ Hya50 Hya44 Hya54 Hya47 HyaHD 9438856 Hya23 Hya14 HyaHD 9339720 HyaHD 12243024 Hya15 Hya33 Hya2 Hya19 Hya28 Hya1 Hya55 Hya17 Crt59 Hyaχ2 Hya3 Hya57 Hya48 Hya60 Hyaφ2 Hya17 Hya21 Hya10 Hya37 Hya34 HyaR Hya29 HyaHD 8294317 Hya25 HyaHD 72659HD 74156φ1 HyaHD 70573HD 122430 bHD 82943 bHD 82943 cHD 72659 bHD 74156 bHD 74156 cHD 74156 dHD 70573 b


































Messier 68
Messier object 068.jpg
Historia
Löytäjä
Charles Messier
Löytöpäivä
1780
Muut nimet
M68, NGC 4590
Ominaisuudet
Tyyppi
pallomainen tähtijoukko
Etäisyys
10.2 kpc[1]
Koko
12 kaariminuuttia[2]
Ikä
10-12 miljardia vuotta[3]
Havaitseminen
Tähdistö
Vesikäärme
Rektaskensio
12 h 39.5 min[4]
Deklinaatio
-26° 45'[4]
Suhteellinen kirkkaus
+8.2[2]
Näkyy Suomessa
tammikuu-huhtikuu[2]
Infobox OK

Messier 68 (M68, NGC 4590) on Vesikäärmeen tähdistössä sijaitseva pallomainen tähtijoukko, jonka Charles Messier löysi ja luetteloi vuonna 1780. Se sijaitsee noin 33 000 valovuoden päässä Maasta.



Lähteet |



  1. ↑ Harris, W.E.: A Catalog of Parameters for Globular Clusters in the Milky Way. Astronomical Journal, 10/1996, nro 112, s. 1487. [1][2]


  2. ↑ abc Henriksson, Riku; Mäkelä, Veikko: Messierin kohteet. URSA, 2000. ISBN 952-5329-04-6.


  3. ↑ Salaris, M.; Weiss, A.: Homogeneous age dating of 55 Galactic globular clusters. Astronomy and Astrophysics, 06/2002, nro 388, s. 492-503. [3]


  4. ↑ ab SIMBAD Astronomical Database Centre de
    Données astronomiques de
    Strasbourg. Viitattu 28. tammikuuta 2007.


Aiheesta muualla |



  • SEDSin Messier -sivut M68:sta (englanniksi)






Vesikäärmeen tähdistö (Hydra) » luettelo tähdistä, luokka







Tähdet

Alphard, γ Hya, ζ Hya, ν Hya, π Hya, ε Hya, ξ Hya, λ Hya, μ Hya, θ Hya, ι Hya, HD 71155, υ1 Hya, δ Hya, β Hya, η Hya, 12 Hya, ρ Hya, 58 Hya, σ Hya, τ2 Hya, τ1 Hya, υ2 Hya, HD 74395, 2 Sex, ο Hya, HD 81799, HD 83953, 26 Hya, 51 Hya, 27 Hya, 9 Hya, U Hya, φ Hya, χ1 Hya, 17 Crt, ψ Hya, l Hya, 6 Hya, ω Hya, κ Hya, 50 Hya, 44 Hya, 54 Hya, 47 Hya, HD 94388, 56 Hya, 23 Hya, 14 Hya, HD 93397, 20 Hya, HD 122430, 24 Hya, 15 Hya, 33 Hya, 2 Hya, 19 Hya, 28 Hya, 1 Hya, 55 Hya, 17 Crt, 59 Hya, χ2 Hya, 3 Hya, 57 Hya, 48 Hya, 60 Hya, φ2 Hya, 17 Hya, 21 Hya, 10 Hya, 37 Hya, 34 Hya, R Hya, 29 Hya, HD 82943, 17 Hya, 25 Hya, HD 72659, HD 74156, φ1 Hya, HD 70573


Eksoplaneetat

HD 122430 b, HD 82943 b, HD 82943 c, HD 72659 b, HD 74156 b, HD 74156 c, HD 74156 d, HD 70573 b





Messierin luettelo




M1 | M2 | M3 | M4 | M5 | M6 | M7 | M8 | M9 | M10 | M11 | M12 | M13 | M14 | M15 | M16 | M17 | M18 | M19 | M20 | M21 | M22 | M23 | M24 | M25 | M26 | M27 | M28 | M29 | M30 | M31 | M32 | M33 | M34 | M35 | M36 | M37 | M38 | M39 | M40 | M41 | M42 | M43 | M44 | M45 | M46 | M47 | M48 | M49 | M50 | M51 | M52 | M53 | M54 | M55 | M56 | M57 | M58 | M59 | M60 | M61 | M62 | M63 | M64 | M65 | M66 | M67 | M68 | M69 | M70 | M71 | M72 | M73 | M74 | M75 | M76 | M77 | M78 | M79 | M80 | M81 | M82 | M83 | M84 | M85 | M86 | M87 | M88 | M89 | M90 | M91 | M92 | M93 | M94 | M95 | M96 | M97 | M98 | M99 | M100 | M101 | M102 | M103 | M104 | M105 | M106 | M107 | M108 | M109 | M110



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