Lambda Horologii
From Infogalactic: the planetary knowledge core
Observation data Epoch J2000 Equinox J2000 |
|
---|---|
Constellation | Horologium |
Right ascension | 02h 24m 53.91014s[1] |
Declination | −60° 18′ 43.0132″ [1] |
Apparent magnitude (V) | +5.372 |
Characteristics | |
Spectral type | F2III[2] |
Astrometry | |
Radial velocity (Rv) | 6.00 ± 7.4 km/s |
Proper motion (μ) | RA: -71.69 ± 0.18[1] mas/yr Dec.: -131.28 ± 0.21[1] mas/yr |
Parallax (π) | 20.25 ± 0.18[1] mas |
Distance | 161 ± 1 ly (49.4 ± 0.4 pc) |
Details | |
Mass | 1.76[3] M☉ |
Temperature | 6848 K[3] K |
Metallicity [Fe/H] | -0.12[3] dex |
Rotational velocity (v sin i) | +140[2] km/s |
Other designations | |
Lambda Horologii is a yellow-white giant star in the constellation Horologium. Analysis of its temperature and metallicity gives it a mass 1.76 times that of the Sun, a surface temperature of 6848 K, and an age of 1.4 billion years.[3] Its rotational velocity is 140 km/second and has an oblateness of 0.17.[2]
References
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- ↑ 2.0 2.1 2.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 3.0 3.1 3.2 3.3 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
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