Key facts
- Constellation
- Hercules
- Right ascension
- 16 28 38.276
- Declination
- +39 ° 33 ′ 04.97 ″
- Redshift
- z = −0.030354 , (minus sign , indicates blueshift )
- Heliocentric radial velocity
- −9100 km/s
- Distance
- 490 Mly , (142 Mpc )
- Absolute magnitude v
- −24.1
- Type
- cD2 pec.
- Apparent size v
- 1.9’ x 1.4’
via Wikipedia infobox
Wikidata facts
- Instance of
- low-ionization nuclear emission-line region
- Constellation
- Hercules
- Distance from Earth
- 133.08
- Image
- Abell 2199 NGC 6166.jpg
Show 11 more facts
- catalog code
- Gaia DR2 1332600194421613184
- Commons category
- NGC 6166
- discoverer or inventor
- William Herschel
- time of discovery or invention
- 1791-05-30
- galaxy morphological type
- EA4
- apparent magnitude
- 12.205
- right ascension
- 247.15935153607810
- declination
- 39.55117549190360
- radial velocity
- 9293
- redshift
- 0.030354
- epoch
- J2000.0
Sources (3)
via Wikidata · CC0
~2 min read
Encyclopedic overview
NGC 6166 NGC 6166 is a supergiant elliptical galaxy in the Abell 2199 cluster. It lies 490 million light years away in the constellation Hercules. The primary galaxy in the cluster, it is one of the most luminous galaxies known in terms of X-ray emissions.
Description
Excerpted from Wikipedia’s “Q2001508” article, available under the CC BY-SA 4.0 licence.