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IC 2977

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Galaxie
IC 2977
(({Kartentext))}
AladinLite
Sternbild Zentaur
Position
ÄquinoktiumJ2000.0, Epoche: J2000.0
Rektaszension 11h 55m 14,6s[1]
Deklination −37° 41′ 47″[1]
Erscheinungsbild
Morphologischer Typ I0?/ HII?[1][2]
Helligkeit (visuell) 12,6 mag[2]
Helligkeit (B-Band) 13,2 mag[2]
Winkel­ausdehnung 1,6′ × 0,7′[2]
Positionswinkel 122°[2]
Inklination °
Flächen­helligkeit 12,6 mag/arcmin²[2]
Physikalische Daten
Zugehörigkeit LGG 256[1][3]
Rotverschiebung 0.010040 ± 0.000050[1]
Radial­geschwin­digkeit (3010 ± 15) km/s[1]
Hubbledistanz
H0 = 73 km/(s • Mpc)
(126 ± 9) · 106 Lj
(38,6 ± 2,7) Mpc [1]
Absolute Helligkeit mag
Masse M
Durchmesser Lj
Metallizität [Fe/H]
Geschichte
Entdeckung Lewis Swift
Entdeckungsdatum 29. Dezember 1897
Katalogbezeichnungen
IC 2977 • PGC 37405 • ESO 379-009 • MCG -06-26-014 • 2MASX J11551464-3741464 • AM 1152-372 • LDCE 0916 NED014

IC 2977 ist eine Galaxie vom Hubble-Typ Sm im Sternbild Zentaur am Südsternhimmel. Sie ist schätzungsweise 126 Millionen Lichtjahre von der Milchstraße entfernt.

Das Objekt wurde am 29. Dezember 1897 von Lewis Swift entdeckt.[4]

Einzelnachweise

[Bearbeiten | Quelltext bearbeiten]
  1. a b c d e NASA/IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS: IC 2977
  3. VizieR
  4. Seligman
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IC 2977
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