NGC 7047
| NGC 7047 | |
|---|---|
 NGC 7047 (SDSS DR14) | |
| Observation data (J2000 epoch) | |
| Constellation | Aquarius |
| Right ascension | 21h 16m 27.6s[1] |
| Declination | −00° 49′ 35″[1] |
| Redshift | 0.019383[1] |
| Heliocentric radial velocity | 5,811 km/s[1] |
| Distance | 270 Mly |
| Apparent magnitude (V) | 14.0[1] |
| Characteristics | |
| Type | SAB(r)b, LINER[1] |
| Size | ~127,348 ly (estimated)[1] |
| Apparent size (V) | 1.38 x 0.69[1] |
| Other designations | |
| IRAS 21138-0102, UGC 11712, MCG +00-54-010, PGC 66461, CGCG 375-023[1] | |
NGC 7047 is an intermediate spiral galaxy located about 270 million light-years away in the constellation of Aquarius.[2][3] NGC 7047 is also classified as a LINER-type galaxy.[4] NGC 7047 has an estimated diameter of 127,350 light years.[3] It was discovered by French astronomer Édouard Stephan on August 20, 1873.[5]
One supernova has been observed in NGC 7047: PTF09cjq (type II, mag. unknown) was discovered 22 October 2009 by the Palomar Transient Factory.[6][7][8]
See also
[edit]References
[edit]- ^ a b c d e f g h i "NASA/IPAC Extragalactic Database". Results for NGC 7047. Retrieved 2017-06-29.
- ^ Rojas, Sebastián García. "Galaxy NGC 7047 - Galaxy in Aquarius Constellation · Deep Sky Objects Browser". DSO Browser. Retrieved 2017-06-29.
- ^ a b "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-06-29.
- ^ "NGC 7047". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2017-06-29.
- ^ "New General Catalog Objects: NGC 7000 - 7049". cseligman.com. Retrieved 2017-06-27.
- ^ "WISeREP page for PTF09cjq". Weizmann Interactive Supernova Data Repository. Weizmann Institute of Science. Retrieved 29 August 2024.
- ^ "Bright Supernovae - 2009". rochesterastronomy.org. Retrieved 2017-06-29.
- ^ Arcavi, Iair; Gal-Yam, Avishay (2010). "Core-Collapse Supernovae from the Palomar Transient Factory: Indications for a Different Population in Dwarf Galaxies". The Astrophysical Journal. 721 (1): 777–784. arXiv:1004.0615. Bibcode:2010ApJ...721..777A. doi:10.1088/0004-637x/721/1/777. Retrieved 28 August 2024.
External links
[edit]
Media related to NGC 7047 at Wikimedia Commons- NGC 7047 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
