NGC 46
| Observation data Epoch J2000 Equinox ICRS | |
|---|---|
| Constellation | Pisces[1] |
| Right ascension | 00h 14m 09.88s[2] |
| Declination | +05° 59′ 15.8″[2] |
| Apparent magnitude (V) | 11.68[3] |
| Astrometry | |
| Radial velocity (Rv) | −1.55±0.81[2] km/s |
| Proper motion (μ) | RA: 19.837 mas/yr[2] Dec.: 2.189 mas/yr[2] |
| Parallax (π) | 2.2990±0.0224 mas[2] |
| Distance | 1,420 ± 10 ly (435 ± 4 pc) |
| Details[4] | |
| Mass | 1.11 M☉ |
| Radius | 1.47 R☉ |
| Luminosity | 2.56 L☉ |
| Surface gravity (log g) | 4.15 cgs |
| Temperature | 6,017 K |
| Other designations | |
| TYC 8-572-1, GSC 00008-00572, NGC 46[3] | |
| Database references | |
| SIMBAD | data |
NGC 46, occasionally referred to as PGC 5067596, is a star located approximately 1,420 light-years from the Solar System in the constellation Pisces. It was first discovered on October 22, 1852, by Irish astronomer Edward Joshua Cooper, who incorrectly identified it as a nebula.[5]
See also
[edit]References
[edit]- ↑ "Revised NGC Data for NGC 46". spider.seds.org. Retrieved 2017-10-05.
- 1 2 3 4 5 6 Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
- 1 2 "NGC 46". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2017-12-09.
- ↑ Stassun, Keivan G.; et al. (2019). "The Revised TESS Input Catalog and Candidate Target List". The Astronomical Journal. 158 (4): 138. arXiv:1905.10694. Bibcode:2019AJ....158..138S. doi:10.3847/1538-3881/ab3467.
- ↑ "New General Catalogue objects: NGC 1 - 49". Retrieved 2013-07-28.
External links
[edit]
Media related to NGC 46 at Wikimedia Commons- NGC 46 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- SEDS
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