IC 4255
| Galaxie IC 4255 | |
|---|---|
| AladinLite | |
| Sternbild | Wasserschlange |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 13h 28m 00,1s [1] |
| Deklination | −27° 21′ 16″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | SA(rs)0-:;BrClG[1] |
| Helligkeit (visuell) | 13,2 mag[2] |
| Helligkeit (B-Band) | 14,2 mag[2] |
| Winkelausdehnung | 0,9′ × 0,6′[2] |
| Positionswinkel | 35°[2] |
| Flächenhelligkeit | 12,6 mag/arcmin²[2] |
| Physikalische Daten | |
| Zugehörigkeit | Abell 1736[1] |
| Rotverschiebung | 0.033903 ± 0.000093[1] |
| Radialgeschwindigkeit | (10164 ± 28) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(448 ± 31)e6 Lj (137,4 ± 9,6) Mpc [1] |
| Durchmesser | 120.000 Lj |
| Geschichte | |
| Entdeckung | Royal Harwood Frost |
| Entdeckungsdatum | 4. Mai 1904 |
| Katalogbezeichnungen | |
| IC 4255 • PGC 47209 • ESO 509-020 • MCG -04-32-020 • 2MASX J13280012-2721154 • LDCE 0974 NED012 | |
IC 4255 ist eine elliptische Galaxie vom Hubble-Typ E im Sternbild Wasserschlange. Sie ist schätzungsweise 448 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde am 4. Mai 1904 von Royal Harwood Frost.[3]
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