NGC 4658

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Galaxy
NGC 4658
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NGC 4658 [1] SDSS image
NGC 4658 SDSS image
AladinLite
Constellation Virgin
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 12 h 44 m 37.7.79 s
declination -10 ° 04 ′ 59.2 ″
Appearance
Morphological type SB (s) bc  
Brightness  (visual) 12.5 mag
Brightness  (B-band) 13.3 mag
Angular expansion 2.1 ′ × 0.8 ′
Position angle 3 °
Surface brightness 13.0 mag / arcmin²
Physical data
Affiliation NGC 4658 group
LGG 304  
Redshift 0.007979 ± 0.000021  
Radial velocity 2392 ± 6 km / s  
Stroke distance
v rad  / H 0
(102 ± 7)  ·  10 6  ly
(31.2 ± 2.2)  Mpc 
history
discovery Wilhelm Herschel
Discovery date March 25, 1786
Catalog names
NGC  4658 • PGC  42929 • MCG  -02-33-001 • IRAS  12420-0948 • 2MASX  J12443778-1004592 • GC  3191 • H  II 558 • h  3414 • GALEX ASC J124437.82-100500.2 • HIPASS J1244-10 • LDCE 915 NED001

NGC 4658 is a 12.5 likes bright barred spiral galaxy of Hubble type SBBC in the constellation Virgo to the ecliptic . It is estimated to be 102 million light years from the Milky Way and about 65,000 light years across. Together with five other galaxies, it forms the NGC 4658 group ( LGG 304 ).
The galaxies NGC 4663 and NGC 4682 are located in the same area of ​​the sky .

The object was discovered on March 25, 1786 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "F, E in the meridian, 3 'long, following a considerably bright star".

Web links

Individual evidence

  1. ^ Aladin Lite
  2. a b c d e f NASA / IPAC EXTRAGALACTIC DATABASE
  3. a b c SEDS : NGC 4658
  4. Seligman
  5. Auke Slotegraaf : NGC 4658. Deep Sky Observer's Companion, accessed on January 30, 2015 (English).