NGC 499

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Galaxy
NGC 499 / IC 1686
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NGC 498 (above) & NGC 499 [1] SDSS image
NGC 498 (above) & NGC 499 SDSS image
AladinLite
Constellation fishes
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 01 h 23 m 11.50 s
declination + 33 ° 27 ′ 38.0 ″
Appearance
Morphological type S0 -  
Brightness  (visual) 12.2 mag
Brightness  (B-band) 13.2 mag
Angular expansion 1.7 ′ × 1.3 ′
Position angle 84 °
Surface brightness 13.1 mag / arcmin²
Physical data
Affiliation WBL 38
NGC 499 group
NGC 507 group
LGG 24  
Redshift 0.014673 ± 0.000033  
Radial velocity 4399 ± 10 km / s  
Stroke distance
v rad  / H 0
(203 ± 14)  ·  10 6  ly
(62.3 ± 4.4)  Mpc 
history
discovery William Herschel
Discovery date September 12, 1784
Catalog names
NGC  499 • IC  1686 • UGC  926 • PGC  5060 • CGCG  502-059 • MCG  + 05-04-038 • 2MASX  J01231145 + 3327362 • GC  289 • H  III 158 • h  106 • GALEX ASC J012311.51 + 332736.3 • LDCE 74 NED065 • WISEA J012311.49 + 332736.8

NGC 499 = IC 1686 is an elliptical galaxy of the Hubble type E / S0 in the constellation Pisces on the ecliptic . It is an estimated 203 million light years away from the Milky Way and is about 100,000 light years in diameter. Together with five other galaxies, it forms the NGC 499 group ( LGG 24 ).
In the same area of ​​the sky are u. a. the galaxies NGC 495 , NGC 496 , NGC 498 , NGC 501 .

The object was discovered on September 12, 1784 by the German-British astronomer William Herschel .

NGC 499 group ( LGG 24 )

Galaxy Alternative name Distance / million ly
NGC 495 PGC 5037 190
NGC 499 PGC 5060 203
NGC 504 PGC 5084 195
NGC 517 PGC 5214 194
NGC 582 PGC 5702 201
PGC 5026 198

Web links

Commons : NGC 499  - collection of images, videos, and audio files

Individual evidence

  1. ^ Aladin Lite
  2. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  3. a b c d e f NGC 499
  4. NASA / IPAC Extragalactic Database (NED)
  5. ^ VizieR
  6. Seligman