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NGC 4098

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Galaxie
NGC 4098/NGC 4099
(({Kartentext))}
SDSS-Aufnahme
AladinLite
Sternbild Haar der Berenike
Position
ÄquinoktiumJ2000.0, Epoche: J2000.0
Rektaszension 12h 06m 03,9s[1]
Deklination +20° 36′ 22″[1]
Erscheinungsbild
Morphologischer Typ S? + S?[1]
Helligkeit (visuell) 13,6 (15,8) mag[2]
Helligkeit (B-Band) 14,5 (16,6) mag[2]
Winkel­ausdehnung 1,2' × 0,9'
0,5' × 0,3'[2]
Positionswinkel 156 (30)°[2]
Inklination °
Flächen­helligkeit 13,5 (13,6) mag/arcmin²[2]
Physikalische Daten
Zugehörigkeit [1]
Rotverschiebung 0.024337 ± 0.000037[1]
Radial­geschwin­digkeit 7296 ± 11 km/s[1]
Hubbledistanz
H0 = 73 km/(s • Mpc)
(324 ± 23) · 106 Lj
(99,4 ± 7,0) Mpc [1]
Absolute Helligkeit mag
Masse M
Durchmesser Lj
Metallizität [Fe/H]
Geschichte
Entdeckung Wilhelm Herschel
Entdeckungsdatum 26. April 1785
Katalogbezeichnungen
NGC 4098/4099 • UGC 7091 • PGC 38365 • CGCG 128-026 • MCG +04-29-023 • VV 61 • GC 2713/2714 • H III 383/III 384 • h 1082 • LDCE 0867 NED068

NGC 4098 = NGC 4099 ist ein verschmelzendes Galaxienpaar vom Hubble-Typ S im Sternbild Haar der Berenike. Es ist schätzungsweise 324 Millionen Lichtjahre von der Milchstraße entfernt.

Das Objekt wurde am 26. April 1785 von Wilhelm Herschel entdeckt.[3]

Einzelnachweise

[Bearbeiten | Quelltext bearbeiten]
  1. a b c d e NASA/IPAC EXTRAGALACTIC DATABASE
  2. a b c d e SEDS: NGC 4098
  3. Seligman
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NGC 4098
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