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NGC 2994

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NGC 2994
NGC 2994 (SDSS)
Podaci posmatranja
Epoha: J2000.0
SazviježđeLav[1]
Rektascenzija9h 47m 16,1s [2]
Deklinacija+22° 5′ 21″ [2]
Crveni pomak0,024637[2]
Radijalna brzina7409 ± 45[3]
Udaljenost104,1 Mpc, 339,5 Msg
(baz. na crveni pomak) [2]
Tipspiralna galaksija (S0) [2]
Prividne dimenzijeNajveći prečnik: 1,30 u.m. (128 Ksg [b])
Najmanji prečnik: 1,00 u.m. (99 Ksg [b]) [3]
Prividna magnituda (V)13,1 (vidljivo)
14,0 (B-Band) [2]
Površinska svjetlost (V)13,2 mag/u.m.2 [2]
Apsolutna magnituda (V)-21.99 mag (vidljivo)
-21.09 mag (B-band) [a]
Uglovna pozicija125° [2]
Ostale oznake
ZWG 122.82 • PGC 28122 • CGCG 122-82 • IRAS 09444+2219 • UGC 5239 • MCG 4-23-35[2][3]
Portal
Portal
Portal Astronomija

NGC 2994 (također poznat kao IRAS 09444+2219, MCG 4-23-35, PGC 28122 i UGC 5239) je spiralna galaksija koja je udaljena oko 340 miliona sg od Zemlje i nalazi se u sazviježđu Lav. Najveći prečnik je 1,30 (128 hiljada sg) a najmanji 1,0 uglovnih minuta (99 hiljada sg).[b] Prvo otkriće je napravio John Frederick William Herschel 24. februara 1827. godine.[2][4][5]

Najbliži NGC/IC objekti

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

Ime Udaljenost od NGC 2994
(uglovnih minuta)[3][c]
Rektascenzija (J2000)[3] Deklinacija (astronomija) (J2000)[3] Tip[3]
NGC 2991 0,13 9h 46m 49,9s +22° 0′ 48″ spiralna galaksija (S0)
NGC 2988 0,14 9h 46m 47,8s +22° 0′ 44″ galaksija (Sbc)
NGC 2929 2,67 9h 37m 29,7s +23° 9′ 40″ spiralna galaksija (Sc)
NGC 2930 2,67 9h 37m 32,6s +23° 12′ 13″ spiralna galaksija (S?)
NGC 2931 2,67 9h 37m 37,6s +23° 14′ 26″ spiralna galaksija (S?)
NGC 2927 2,92 9h 37m 15,1s +23° 35′ 25″ prečkasta spiralna galaksija (SBb)
NGC 3040B 3,02 9h 53m 3,4s +19° 26′ 32″ spiralna galaksija (S)
NGC 3040A 3,03 9h 53m 5,0s +19° 25′ 58″ spiralna galaksija (Sb)
NGC 2916 3,1 9h 34m 57,5s +21° 42′ 16″ spiralna galaksija (Sb)
NGC 3088 3,48 10h 1m 8,3s +22° 24′ 22″ spiralna galaksija (S0)

Povezano

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Bilješke

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Reference

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  1. ((en)) seds.org
  2. 2,00 2,01 2,02 2,03 2,04 2,05 2,06 2,07 2,08 2,09 ((en))((de)) „Wolfgang Steinicke-ov revizirani NGC i IC katalog”. Pristupljeno 11. 4. 2013. 
  3. 3,0 3,1 3,2 3,3 3,4 3,5 3,6 ((en)) „NASA/IPAC Extragalactic Database”. Pristupljeno 11. 4. 2013. 
  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 2994

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NGC katalog

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Koordinate: Nebeska mapa 9h 47m 16.1s, +22° 5′ 21″

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NGC 2994
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