NGC 7318A
| Date vum NGC 7318A | |
|---|---|
 | |
| Stärebild | Pegasus (Peg) |
| Positioun (Equinoxe: J2000.0) | |
| Rektaszensioun | 22h 35m 56,747s |
| Deklinatioun | +33° 57' 55,66" |
| Ausgesinn | |
| Hubble-Typ | E2 |
| Visuell Magnitude (visuell) | +13,4 m |
| Visuell Magnitude (B-Band) | +14,4 m |
| Wénkelduerchmiesser | 0,9' × 0,9' |
| Flächenhellegkeet | 13,7 mag/arcmin2 |
| Physikalesch Daten | |
| Gehéiert zu dem | Stephans Quintett |
| Distanz | 300 Millioune Liichtjoer |
| Routverrécklung | +0,022115 ± 0,000077 |
| Heliozentresch radial relativ Vitess | 6630 ± 23 km/s |
| Absolut Hellegkeet | |
| Absolutten Duerchmiesser | Liichtjoer |
| Mass | Sonnemassen |
| Katalogbezeechnungen | |
| NGC 7318A, NGC 7318-1, PGC 69260, UGC 12099, MCG +06-49-039, NPM1G +33.0464, ZWG 514.61, HCG 92D, VV 288c, Teil von Stephans Quintett (Arp 319), GC 6062 | |
Den NGC 7318A ass eng elliptesch Galaxie am Stärebild Pegasus, déi op enger Distanz vun 300 Millioune Liichtjoer vun eiser Äerd ewech läit. Den NGC 7318A ass Member vun der Galaxiëgrupp Stephans Quintett.
Entdeckung
D'Galaxie NGC 7318A gouf den 23. September 1876 vum franséischen Astronom Édouard Jean-Marie Stephan entdeckt.
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