NGC 6099

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Galaxy
NGC 6099
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NGC 6099 (u) & NGC 6098 with LEDA 1593888 (lo) & LEDA 1592462 (lu) [1] SDSS image
NGC 6099 (u) & NGC 6098 with LEDA 1593888 (lo) & LEDA 1592462 (lu) SDSS image
AladinLite
Constellation Hercules
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 16 h 15 m 35.5 s
declination + 19 ° 27 ′ 13 ″
Appearance
Morphological type cD / E0  
Brightness  (visual) 14.2 mag
Brightness  (B-band) 15.2 mag
Angular expansion 1.3 ′ × 1.3 ′
Surface brightness 14.8 mag / arcmin²
Physical data
Affiliation isolated  
Redshift 0.029817 ± 0.000033  
Radial velocity (8939 ± 10) km / s  
Stroke distance
v rad  / H 0
(404 ± 28)  x  10 6  ly
(123.9 ± 8.7)  Mpc 
history
discovery Truman Safford
Discovery date April 24, 1867
Catalog names
NGC  6099 • UGC  10299 N02 • PGC  57640 • CGCG  108-170 N02 • MCG  + 03-41-146 • 2MASX  J16153554 + 1927123 • VV  192a • GALEX ASC J161535.48 + 192711.5 • USGC U755 NED02 • KPG 493B

NGC 6099 is a 14.2  likes bright elliptical cD - radio galaxy from the Hubble type E0 in the constellation Hercules at the northern sky . It is an estimated 404 million light-years away from the Milky Way and about 155,000 light-years across. Together with NGC 6098 , it forms the gravitationally bound , isolated galaxy pair KPG 493 .

The object was discovered by Truman Safford on April 24, 1867 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. a b c d e f NASA / IPAC Extragalactic Database
  3. a b c d SEDS : NGC 6099
  4. Seligman