IC 2197
| Galaxie IC 2197 | |
|---|---|
| AladinLite | |
| Sternbild | Zwillinge |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 07h 34m 25,3s [1] |
| Deklination | +31° 25′ 19″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | Sm[1] |
| Helligkeit (visuell) | 16? mag[2] |
| Winkelausdehnung | 0,75′ × 0,25′[2] |
| Physikalische Daten | |
| Rotverschiebung | 0,015834 ± 0,000290[1] |
| Radialgeschwindigkeit | (4747 ± 87) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(210 ± 15)e6 Lj (64,5 ± 4,7) Mpc [1] |
| Geschichte | |
| Entdeckung | Edward E. Barnard |
| Entdeckungsdatum | 9. Mai 1888 |
| Katalogbezeichnungen | |
| IC 2197 • PGC 213402 • 2MASX J07342529+3125191 • | |
IC 2197 ist eine Galaxie vom Hubble-Typ Sm im Sternbild Zwillinge auf der Ekliptik. Sie ist schätzungsweise 210 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde wahrscheinlich am 9. Mai 1888 von Edward Emerson Barnard entdeckt.[2]
Siehe auch
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Einzelnachweise
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