NGC 4598

Galaxie
NGC 4598
{{{Kartentext}}}
SDSS-Aufnahme
AladinLite
Sternbild Jungfrau
Position
Äquinoktium: J2000.0, Epoche: J2000.0
Rektaszension 12h 40m 11,9s [1]
Deklination +08° 23′ 01″ [1]
Erscheinungsbild
Morphologischer Typ SB0[1]
Helligkeit (visuell) 12,6 mag[2]
Helligkeit (B-Band) 13,6 mag[2]
Winkel­ausdehnung 1,4′ × 1,1′[2]
Positionswinkel 114°[2]
Inklination °
Flächen­helligkeit 12,9 mag/arcmin²[2]
Physikalische Daten
Zugehörigkeit Virgo-Cluster
LGG 296[1][3]
Rotverschiebung 0,006541 ± 0,000077[1]
Radial­geschwin­digkeit (1961 ± 23) km/s[1]
Hubbledistanz
H0 = 73 km/(s • Mpc) 		(85 ± 6) · 106 Lj
(26 ± 1,8) Mpc [1]
Absolute Helligkeit mag
Masse M☉
Durchmesser Lj
Metallizität [Fe/H] {{{Metallizität}}}
Geschichte
Entdeckung Wilhelm Herschel
Entdeckungsdatum 15. April 1784
Katalogbezeichnungen
NGC 4598 • UGC 7829 • PGC 42427 • CGCG 070-207 • MCG +02-32-171 • 2MASX J12401194+0823014 • VCC 1827 • GC 3136 • H III 105 • GALEXASC J124011.96+082302.9 • LDCE 904 NED216 • EVCC 1020

NGC 4598 ist eine 12,6 mag helle Linsenförmige Galaxie vom Hubble-Typ SB0 im Sternbild Jungfrau auf der Ekliptik. Sie ist schätzungsweise 85 Millionen Lichtjahre von der Milchstraße entfernt und hat einen Durchmesser von etwa 40.000 Lichtjahren. Unter der Katalognummer VCC 1827 ist sie als Mitglied des Virgo-Galaxienhaufens aufgeführt.
Im selben Himmelsareal befinden sich u. a. die Galaxien NGC 4623, IC 3617, IC 3666.

Das Objekt wurde am 15. April 1784 von Wilhelm Herschel[4] mit einem 18,7-Zoll-Spiegelteleskop entdeckt, der es als äußerst lichtschwach, sehr groß und zur Mitte hin etwas heller beschrieb („eF. vL. lbM.“ extremely faint, very large, a little brighter in the middle).[5]

  • NGC 4598. SIMBAD, abgerufen am 24. Januar 2015 (englisch).
  • NGC 4598. DSO Browser, abgerufen am 24. Januar 2015 (englisch).

Einzelnachweise

  1. ↑ a b c d e NASA/IPAC EXTRAGALACTIC DATABASE
  2. ↑ a b c d e SEDS: NGC 4598
  3. ↑ VizieR
  4. ↑ Seligman
  5. ↑ Auke Slotegraaf: NGC 4598. Deep Sky Observer's Companion, abgerufen am 26. Januar 2015 (englisch).

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