NGC 6307

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Galaxy
NGC 6307
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NGC 6307 & NGC 6306 [1] SDSS recording
NGC 6307 & NGC 6306 SDSS recording
AladinLite
Constellation Dragon
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 17 h 07 m 40.470 s
declination + 60 ° 45 ′ 02.80 ″
Appearance
Morphological type (R ') SB (s) 0 / a / pec  
Brightness  (visual) 12.9 mag
Brightness  (B-band) 13.8 mag
Angular expansion 1.3 × 1.0 ′
Position angle 145 °
Surface brightness 13.0 mag / arcmin²
Physical data
Redshift 0.010197 ± 0.000103  
Radial velocity 3057 ± 31 km / s  
Stroke distance
v rad  / H 0
(145 ± 10)  ·  10 6  ly
(44.5 ± 3.1)  Mpc 
history
discovery Heinrich d'Arrest
Discovery date October 27, 1861
Catalog names
NGC  6307 • UGC  10727 • PGC  59655 • CGCG  299-054 • MCG  + 10-24-099 • 2MASX  J17074044 + 6045032 • GC  4277 • GALEX MSC J170740.39 + 604506.2 • HOLM 769A • KPG 504B

NGC 6307 is a 12.9 mag bright lenticular galaxy of the Hubble type SB0 / a in the constellation Dragon in the northern sky . It is an estimated 145 million light years away from the Milky Way and about 55,000 light years in diameter. Together with NGC 6306 , it forms the gravitationally bound galaxy pair Holm 769 or KPG 504 .

In the same area of ​​the sky is u. a. the galaxy NGC 6310 .

The object was discovered by Heinrich Louis d'Arrest on October 27, 1861 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  3. a b c d e f SEDS : NGC 6307
  4. Seligman