HD 149989
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Ara |
| Right ascension | 16h 40m 44.40039s[1] |
| Declination | –51° 28′ 41.7351″[1] |
| Apparent magnitude (V) | 6.30[2] |
| Characteristics | |
| Spectral type | A9 V[3] |
| Variable type | γ Dor[2] |
| Astrometry | |
| Proper motion (μ) | RA: 12.56[1] mas/yr Dec.: 130.30[1] mas/yr |
| Parallax (π) | 20.24 ± 0.42[1] mas |
| Distance | 161 ± 3 ly (49 ± 1 pc) |
| Details | |
| Rotational velocity (v sin i) | 136[4] km/s |
| Other designations | |
HD 149989 is the Henry Draper Catalogue designation for a star in the southern constellation of Ara. This is a variable star of the Gamma Doradus type with a period of 0.42658 days.[2]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 2.0 2.1 2.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
External links
<templatestyles src="Asbox/styles.css"></templatestyles>
 |
This variable star–related article is a stub. You can help Wikipedia by expanding it. |
