NGC 6241

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Galaxy
NGC 6241
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SDSS recording
SDSS recording
AladinLite
Constellation Hercules
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 16 h 50 m 10.9 s
declination + 45 ° 25 ′ 14 ″
Appearance
Morphological type Sbc  
Brightness  (visual) 15.2 mag
Brightness  (B-band) 15.8 mag
Angular expansion 1.0 ′ × 0.8 ′
Position angle 98 °
Surface brightness 14.8 mag / arcmin²
Physical data
Redshift 0.030081 +/- 0.000157  
Radial velocity 9018 +/- 47 km / s  
Stroke distance
v rad  / H 0
(411 ± 29)  x  10 6  ly
(125.9 ± 8.8)  Mpc 
history
discovery Wilhelm Herschel
Discovery date April 29, 1788
Catalog names
NGC  6241 • PGC  59085 • CGCG  252-005 • MCG  + 08-31-07 • IRAS  16486 + 4530 • GC  4248 • H  III 735 •

NGC 6241 is a 15.2 likes bright spiral galaxy of Hubble type Sc in the constellation Hercules .

It was discovered on April 29, 1788 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "eF, pS, with 300 power iF".

Web links

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e SEDS: NGC 6241
  3. Seligman
  4. Auke Slotegraaf: NGC 6241. Deep Sky Observer's Companion, accessed on July 11, 2016 (English).