IC 668

IC 668
IC 668 (SDSS)
Podaci posmatranja
Epoha: J2000.0
SazviježđeLav[1]
Rektascenzija11h 6m 39,4s [2]
Deklinacija+15° 2′ 28″ [2]
Crveni pomak0,033086[2]
Radijalna brzina9919 ± 33[3]
Udaljenost139,8 Mpc, 456,0 Msg
(baz. na crveni pomak) [2]
Tipspiralna galaksija (Sb) [2]
Prividne dimenzijeNajveći prečnik: 0,70 u.m. (93 Ksg [b])
Najmanji prečnik: 0,40 u.m. (53 Ksg [b]) [3]
Prividna magnituda (V)14,6 (vidljivo)
15,4 (B-Band) [2]
Površinska svjetlost (V)13,1 mag/u.m.2 [2]
Apsolutna magnituda (V)-21.13 mag (vidljivo)
-20.33 mag (B-band) [a]
Uglovna pozicija87° [2]
Ostale oznake
CGCG 95-112 • MCG 3-28-59 • ZWG 95.112 • PGC 33613[2][3]
Portal
Portal
Portal Astronomija

IC 668 (također poznat kao MCG 3-28-59 i PGC 33613) je spiralna galaksija koja je udaljena oko 456 miliona sg od Zemlje i nalazi se u sazviježđu Lav. Najveći prečnik je 0,70 (93 hiljade sg) a najmanji 0,4 uglovnih minuta (53 hiljade sg).[b] Prvo otkriće je napravio Stephane Javelle 15. januara 1894. godine.[2][4][5]

Najbliži NGC/IC objekti

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

Ime Udaljenost od IC 668
(uglovnih minuta)[3][c]
Rektascenzija (J2000)[3] Deklinacija (astronomija) (J2000)[3] Tip[3]
IC 667 0,05 11h 6m 36,5s +15° 5′ 21″ kompaktna galaksija (C)
NGC 3498 1,42 11h 1m 41,8s +14° 21′ 0″ trostruka zvijezda (*3)
NGC 3485 1,67 11h 0m 2,4s +14° 50′ 28″ prečkasta spiralna galaksija (SBb)
NGC 3489 1,95 11h 0m 18,4s +13° 54′ 3″ prečkasta spiralna galaksija (SB0-a)
NGC 3596 2,13 11h 15m 6,1s +14° 47′ 13″ prečkasta spiralna galaksija (SBc)
IC 2650 2,37 11h 14m 52,4s +13° 51′ 10″ pekulijarna galaksija (P)
IC 2657 2,51 11h 15m 8,7s +13° 41′ 41″ eliptična galaksija (E0)
IC 2666 2,59 11h 15m 43,8s +13° 46′ 56″ spiralna galaksija (S)
IC 2661 2,63 11h 15m 29,1s +13° 36′ 32″ spiralna galaksija (S)
IC 2669 2,81 11h 15m 53,1s +13° 25′ 47″ dvostruka zvijezda (*2)

Povezano

Bilješke

Reference

  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)) Entdeckung und Katalogisierung von Nebeln und Sternhaufen. „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)) Rezultati za IC 668. „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

Vanjske veze

IC 668

IC katalog

Koordinate: Nebeska mapa 11h 6m 39.4s, +15° 2′ 28″

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