Eta Scuti
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| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Scutum |
| Right ascension | 18h 57m 03.7s |
| Declination | -05° 50' 46" |
| Apparent magnitude (V) | +4.83 |
| Distance | 207 ± 12 ly (63 ± 4 pc) |
| Spectral type | K1III |
| Other designations | |
Eta Scuti (η Sct, η Scuti) is a star in the constellation Scutum.
Eta Scuti is an orange K-type giant with an apparent magnitude of +4.83. It is approximately 207 light years from Earth. This star has 1.4 times the mass of the Sun, more than ten times the Sun's radius, and is about 2.8 billion years old.[1]
Eta Scuti was a latter designation of 9 Aquilae.[2]
References
- ↑ da Silva, L. et al. (November 2006), "Basic physical parameters of a selected sample of evolved stars", Astronomy and Astrophysics 458 (2): 609–623, arXiv:astro-ph/0608160, Bibcode:2006A&A...458..609D, doi:10.1051/0004-6361:20065105
- ↑ Wagman, M. (August 1987). "Flamsteed's Missing Stars". Journal for the History of Astronomy, Vol.18, NO. 3/AUG, P.209, 1987 18: 213. Bibcode:1987JHA....18..209W.
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