HD 30453
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Auriga |
| Right ascension | 04h 49m 19.0772s |
| Declination | +32° 35′ 17.487″ |
| Apparent magnitude (V) | 5.835 |
| Characteristics | |
| Spectral type | A8m |
| U−B color index | 0.14 |
| B−V color index | 0.24 |
| R−I color index | 0.11 |
| Astrometry | |
| Radial velocity (Rv) | 21.3 km/s |
| Proper motion (μ) | RA: 25.8 mas/yr Dec.: -31.74 mas/yr |
| Parallax (π) | 9.71 ± 0.92 mas |
| Distance | 340 ± 30 ly (103 ± 10 pc) |
| Absolute magnitude (MV) | 6.08 |
| Details | |
| Mass | 3.1 M☉ |
| Radius | 2.1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7,500–10,000 K |
| Rotation | 15 Km/s 0,019431628 Year |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
HD 30453 (HR 1528) is spectroscopic binary.[1][2]
References [edit]
- ^ VizieR, HR 1528
- ^ Aladin, Image HD 30453
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