Eta Cygni
From Infogalactic: the planetary knowledge core
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Photo of Eta Cygni by MICROSOFT world wide telescope |
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| Observation data Epoch J2000.0 Equinox J2000.0 |
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|---|---|
| Constellation | Cygnus |
| Right ascension | 19h 56m 18.3719s[1] |
| Declination | +35° 05′ 00.325″[1] |
| Apparent magnitude (V) | 3.909[1] |
| Characteristics | |
| Spectral type | K0III[1] |
| U−B color index | +0.89[2] |
| B−V color index | +1.03[2] |
| Astrometry | |
| Radial velocity (Rv) | −26.5[1] km/s |
| Proper motion (μ) | RA: −34.00[1] mas/yr Dec.: −27.60[1] mas/yr |
| Parallax (π) | 23.40 ± 0.54[1] mas |
| Distance | 139 ± 3 ly (42.7 ± 1.0 pc) |
| Other designations | |
Eta Cygni (η Cyg) is a star in the constellation Cygnus. It is located about 137 light years from the Sun and is categorised as an orange giant star of spectral class K0III.[1]
References
- ↑ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 2.0 2.1 Lua error in package.lua at line 80: module 'strict' not found.
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