HD 126128
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Boötes |
| Right ascension | 14h 23m 22.69526s[1] |
| Declination | +08° 26′ 47.8351″[1] |
| Apparent magnitude (V) | 6.86 + 5.14[2] |
| Characteristics | |
| HD 126128 | |
| Spectral type | F0V + F2V[3] |
| U−B color index | -0.01[2] |
| B−V color index | +0.43[2] |
| HD 126129 | |
| Spectral type | A0V[4] |
| U−B color index | −0.01[2] |
| B−V color index | +0.01[2] |
| Astrometry | |
| Radial velocity (Rv) | −23.0±1.6[5] km/s |
| Proper motion (μ) | RA: -75.89[1] mas/yr Dec.: -8.13[1] mas/yr |
| Parallax (π) | 15.17 ± 0.53[1] mas |
| Distance | 215 ± 8 ly (66 ± 2 pc) |
| Details | |
| HD 126129 | |
| Rotational velocity (v sin i) | 133[4] km/s |
| Other designations | |
|
ADS 9247 ABC, WDS J14234+0827A,BC
|
|
| HD 126128: HR 5385 | |
| HD 126129: BD+09 2882, HIP 70327, HR 5386, SAO 120426 | |
| Database references | |
| HD 126128 | |
| SIMBAD | data |
| HD 126129 | |
| SIMBAD | data |
HD 126128/9 is a triple star in the northern constellation of Boötes. Two of the components (HD 126128) form a binary star system with an orbital period of 39.5 years and an eccentricity of 0.25. The third component (HD 126129), and the brightest member of the trio, lies at an angular separation of 6.250″ from the other two.[3]
References
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- ↑ 2.0 2.1 2.2 2.3 2.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 3.0 3.1 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 4.0 4.1 Lua error in package.lua at line 80: module 'strict' not found.
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External links
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