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Messier 55

NGC 6809
NGC 6809 (DSS2)
Podaci posmatranja
Epoha: J2000.0
SazviježđeStrijelac[1]
Rektascenzija19sat. 39m 59,4s [2]
Deklinacija-30° 57' 42'' [2]
Radijalna brzina175 ± 60[3]
Tipkuglasto zvjezdano jato (XI) [2]
Prividne dimenzijeNajveći prečnik: 19,00 u.m.
Prividna magnituda (V)6,3 (vidljivo)
Ostale oznake
GCL 113 • M 55 • ESO 460-SC21[2][3]
Karta
Portal
Portal
Portal Astronomija

NGC 6809 (također poznat kao ESO 460-SC21) je kuglasto zvjezdano jato i nalazi se u sazviježđu Strijelac. Prvo otkriće je napravio Nicolas-Louis de Lacaille 1752.[2][4][5]

Najbliži NGC/IC objekti

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Sljedeći spisak sadrži deset najbližih NGC/IC objekata.[a]

Ime Udaljenost od NGC 6809
(uglovnih minuta)[3][a]
Rektascenzija (J2000)[3] Deklinacija (astronomija) (J2000)[3] Tip[3]
NGC 6816 2,75 19sat. 44m 2,4s -28° 24' 3'' eliptična galaksija (E-S0)
IC 4898 3,05 19sat. 47m 46,0s -33° 19' 0'' nepostoji (NF)
NGC 6841 4,54 19sat. 57m 49,1s -31° 48' 39'' eliptična galaksija (E1)
NGC 6797 5,96 19sat. 29m 0,6s -25° 39' 59'' dvostruka zvijezda (*2)
IC 4863 6,07 19sat. 27m 51,5s -36° 13' 2'' dvostruka zvijezda (*2)
NGC 6805 6,64 19sat. 36m 45,8s -37° 33' 14'' eliptična galaksija (E1)
IC 4913 7,63 19sat. 56m 47,5s -37° 19' 43'' eliptična galaksija (E-S0)
NGC 6794 8,5 19sat. 28m 3,8s -38° 55' 7'' spiralna galaksija (Sab)
IC 4926 9,14 20sat. 0m 12,2s -38° 34' 41'' eliptična galaksija (E2)
IC 4931 9,23 20sat. 0m 50,1s -38° 34' 30'' eliptična galaksija (E2)

Također pogledajte

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Bilješke

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Reference

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  1. ^ (en) seds.org Arhivirano 8. 9. 2015. na Wayback Machine
  2. ^ a b c d e (en)(de) Entdeckung und Katalogisierung von Nebeln und Sternhaufen. "Revidirani katalog W. Steinickea NGC i IC objekata". Arhivirano s originala, 18. 7. 2013. Pristupljeno 7. 2. 2014.
  3. ^ a b c d e f (en) Rezultati za NGC 6809. "NASA/IPAC Extragalactic Database".
  4. ^ Spisak posmatrača na Wolfgang Steinicke-om sajtu.
  5. ^ Young, C., Sid. Mess. II, 252 (1883-84).

Literatura

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Vanjski linkovi

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NGC 6809

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NGC katalog

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Koordinate: Nebeska mapa 19h 39m 59.4s, −30° 57′ 42″

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Messier 55
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