NGC 6243

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Galaxy
NGC 6243
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NGC 6243 [1] SDSS image
NGC 6243 SDSS image
AladinLite
Constellation Hercules
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 16 h 52 m 26.288 s
declination + 23 ° 19 ′ 57.33 ″
Appearance
Morphological type Sa / LINER  
Brightness  (visual) 14.1 mag
Brightness  (B-band) 15.0 mag
Angular expansion 1.0 ′ × 0.4 ′
Position angle 154 °
Surface brightness 13.1 mag / arcmin²
Physical data
Affiliation WBL 624  
Redshift 0.035755 ± 0.000173  
Radial velocity 10,719 ± 52 km / s  
Stroke distance
v rad  / H 0 		(485 ± 34)  ·  10 6  ly
(148.7 ± 10.4)  Mpc 
history
discovery Édouard Stephan
Discovery date June 10, 1880
Catalog names
NGC  6243 • UGC  10591 • PGC  59161 • CGCG  139-013 • MCG  + 04-40-004 • 2MASX  J16522624 + 2319575 • WISEA J165226.28 + 231957.7 • NVSS J165226 + 231956

NGC 6243 is a spiral galaxy with an active nucleus of the Hubble type Sa in the constellation Hercules in the northern sky . It is an estimated 485 million light years from the Milky Way and about 140,000 light years in diameter.

In the same area of ​​the sky are u. a. the galaxies NGC 6233 and IC 4623 .

The object was discovered by Édouard Stephan on June 10, 1880 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : NGC 6243
  4. ↑ Seligman