NGC 6552
| Galaxy NGC 6552 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 18 h 00 m 07.233 s |
| declination | + 66 ° 36 ′ 54.36 ″ |
| Appearance | |
| Morphological type | SB / Sy2 |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 1.0 ′ × 0.7 ′ |
| Position angle | 105 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.026492 ± 0.000083 |
| Radial velocity | 7942 ± 25 km / s |
|
Stroke distance v rad / H 0 |
(364 ± 25) x 10 6 ly (111.6 ± 7.8) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | October 6, 1866 |
| Catalog names | |
| NGC 6552 • UGC 11096 • PGC 61252 • CGCG 322-026 • MCG + 11-22-018 • IRAS 18001 + 6638 • KUG 1800 + 666 • 2MASX J18000730 + 6636543 • GC 5893 • NVSS J180007 + 663654 | |
NGC 6552 is a 13.8 likes bright barred spiral galaxy with an active galactic nucleus from Hubble type SBBC in the constellation Draco the northern sky . It is estimated to be 364 million light years from the Milky Way and about 105,000 light years in diameter.
The object was discovered on October 6, 1866 by Heinrich Louis d'Arrest .
Web links
- NGC 6552. SIMBAD , accessed September 19, 2019 .
- NGC 6552. DSO Browser, accessed September 15, 2016 .
- Auke Slotegraaf : NGC 6552. Deep Sky Observer's Companion, accessed September 15, 2016 .