HD 5788
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| Observation data Epoch J2000 |
|
|---|---|
| Constellation (pronunciation) |
Andromeda |
| Right ascension | 01h 00m 03.37s |
| Declination | +44° 42′ 40.1″ |
| Apparent magnitude (V) | 6.84 |
| Characteristics | |
| Spectral type | A2Vn |
| U-B color index | -0.06 |
| B-V color index | -0.01 |
| Astrometry | |
| Radial velocity (Rv) | 17 km/s |
| Proper motion (μ) | RA: 10 mas/yr Dec.: -26 mas/yr |
| Parallax (π) | 7.76 ± 1.11 mas |
| Distance | approx. 420 ly (approx. 130 pc) |
| Absolute magnitude (MV) | 6.8 |
| Details | |
| Mass | 3.1 M☉ |
| Radius | 2.1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7.500–10.000 K |
| Metallicity | ? |
| Rotation | 0.00116589769 Year |
| Age | ? years |
| Visual binary orbit | |
| Companion | ADS 824 B |
| Semimajor axis (a) | 7.8" |
| Inclination (i) | 193° |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 5788 or (ADS 824 B) a star in double system.
[edit] Components
| NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
|---|---|---|---|---|---|
| ADS 824 A (HD 5789) | 01h 00m 03.5593s | +44° 42' 47.674 | 6.064 | B9.5Vn | Simbad |
[edit] Reference
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