NGC 4146
| Galaxie NGC 4146 | |
|---|---|
| |
| SDSS-Aufnahme | |
| AladinLite | |
| Sternbild | Haar der Berenike |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 12h 10m 18,2s [1] |
| Deklination | +26° 25′ 51″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | (R)SAB(s)ab: / PAS[1][2] |
| Helligkeit (visuell) | 12,9 mag[2] |
| Helligkeit (B-Band) | 13,7 mag[2] |
| Winkelausdehnung | 1,4' × 1,2'[2] |
| Positionswinkel | 66°[2] |
| Flächenhelligkeit | 13,3 mag/arcmin²[2] |
| Physikalische Daten | |
| Rotverschiebung | 0.021748 ± 0.000023[1] |
| Radialgeschwindigkeit | 6520 ± 7 km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(291 ± 20)e6 Lj (89,1 ± 6,2) Mpc [1] |
| Geschichte | |
| Entdeckung | William Herschel |
| Entdeckungsdatum | 6. April 1785 |
| Katalogbezeichnungen | |
| NGC 4146 • UGC 7163 • PGC 38721 • CGCG 158-036 • MCG +05-29-028 • 2MASX J12101822+2625508 • GC 2753 • H III 327 • LDCE 0872 NED011 | |
NGC 4146 ist eine Balken-Spiralgalaxie vom Hubble-Typ SBab im Sternbild Coma Berenices am Nordsternhimmel. Sie ist schätzungsweise 291 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde am 6. April 1785 von Wilhelm Herschel entdeckt.[3]
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