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NGC 2724

NGC 2723
Image illustrative de l’article NGC 2724
La galaxie lenticulaire NGC 2723.
Données d’observation
(Époque J2000.0)
Constellation Hydre
Ascension droite (α) 09h 00m 14,3s[1]
Déclinaison (δ) 03° 10′ 40″ [1]
Magnitude apparente (V) 13,2[2]
14,2 dans la Bande B[2]
Brillance de surface 12,72 mag/am2[2]
Dimensions apparentes (V) 0,8′ × 0,8′[2]
Décalage vers le rouge 0,012902 ± 0,000060[1]
Angle de position N/A[2]

Localisation dans la constellation : Hydre

(Voir situation dans la constellation : Hydre)
Astrométrie
Vitesse radiale 3 868 ± 18 km/s [1]
Distance 61,56 ± 4,33 Mpc (∼201 millions d'al)[1]
Caractéristiques physiques
Type d'objet Galaxie lenticulaire
Type de galaxie S0^0^[1]: S0[3],[2]
Dimensions environ 23,98 kpc (∼78 200 al)[1],[a]
Découverte
Découvreur(s) Albert Marth[3]
Date [3]
Désignation(s) PGC 25280
UGC 4723
MCG 1-23-17
CGCG 33-39
NPM1G +03.0195[2]
Liste des galaxies lenticulaires
modifier 

NGC 2723 est une galaxie lenticulaire située dans la constellation de l'Hydre. Sa vitesse par rapport au fond diffus cosmologique est de 4 174 ± 28 km/s, ce qui correspond à une distance de Hubble de 61,6 ± 4,3 Mpc (∼201 millions d'al)[1]. NGC 2723 a été découverte par l'astronome allemand Albert Marth en 1864.

Notes et références

Notes

  1. ↑ Diamètre isophote du relevé SDSS.

Références

  1. ↑ a b c d e f g et h (en) « Results for object NGC 2723 », NASA/IPAC Extragalactic Database (consulté le )
  2. ↑ a b c d e f et g « Les données de «Revised NGC and IC Catalog by Wolfgang Steinicke», NGC 2700 à 2799 », sur astrovalleyfield.ca (consulté le )
  3. ↑ a b et c (en) Courtney Seligman, « Celestial Atlas Table of Contents, NGC 2723 » (consulté le ).

Voir aussi

Articles connexes

Liens externes

    •  NGC 2715  •  NGC 2716  •  NGC 2717  •  NGC 2718  •  NGC 2719  •  NGC 2720  •  NGC 2721  •  NGC 2722  •  NGC 2723  •  NGC 2724  •  NGC 2725  •  NGC 2726  •  NGC 2727  •  NGC 2728  •  NGC 2729  •  NGC 2730  •  NGC 2731      

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