Community hub
0 subscribers8 pages, 0 posts
Recent from talks
All channels
Be the first to start a discussion here.
Be the first to start a discussion here.
Be the first to start a discussion here.
Be the first to start a discussion here.
Contribute something
Welcome to the community hub built to collect knowledge and have discussions related to NGC 999.
Nothing was collected or created yet.
NGC 999
View on Wikipediafrom Wikipedia
| NGC 999 | |
|---|---|
 DSS image of NGC 999 | |
| Observation data (J2000 epoch) | |
| Constellation | Andromeda |
| Right ascension | 02h 38m 47.46177s[1] |
| Declination | +41° 40′ 13.6652″[1] |
| Redshift | 0.015097[2] |
| Heliocentric radial velocity | 4492 km/s[2] |
| Distance | 195.0 Mly (59.80 Mpc)[3] |
| Apparent magnitude (B) | 14.5[2] |
| Characteristics | |
| Type | (R')SAB(s)a[4] |
| Other designations | |
| UGC 2127, MCG +07-06-047, PGC 10026, CGCG 539-066[2] | |
NGC 999 is an intermediate spiral galaxy located in the constellation Andromeda about 195 million light-years from the Milky Way.[3] It was discovered by French astronomer Edouard Stephan on 8 December 1871.[5]
See also
[edit]References
[edit]- ^ a b Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051.
- ^ a b c d "NGC 999". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-06-03.
- ^ a b Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790–813. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201. S2CID 11672751.
- ^ "Results for object NGC 0999 (NGC 999)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2020-06-03.
- ^ "Revised NGC Data for NGC 999". spider.seds.org. Retrieved 2020-02-10.
| Stars |
| ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||
| Star clusters |
| ||||||||||||
| Nebulae |
| ||||||||||||
| Galaxies |
| ||||||||||||
| |||||||||||||
| |||||||||||||
 | This spiral galaxy article is a stub. You can help Wikipedia by expanding it. |