当前位置
| 属性 | 数值 |
|---|---|
| Right Ascension (J2000) | 05h16m41s |
| Declination (J2000) | +45°59'45" |
| Altitude | 8.31° |
| Azimuth | 34.18° |
| Hour Angle | -8h34m45s |
| Constellation | Auriga |
| Visibility | bright |
物理属性
| 属性 | 数值 |
|---|---|
| Visual Magnitude | 0.08 |
| Spectral Class | G8III |
| Color Index (B-V) | 0.80 |
| Distance | 42.9 light-years |
| Parallax | 77.29 mas |
| Proper Motion (RA) | 75.52 mas/yr |
| Proper Motion (Dec) | -427.13 mas/yr |
| Radial Velocity | 30.2 km/s |
目录编号
| 目录 | 编号 |
|---|---|
| Hipparcos (HIP) | 24608 |
| Bright Star Catalogue (HR) | 1708 |
| Henry Draper (HD) | 34029 |
| SAO | 40186 |
| Bayer Designation | α Aur |
| Flamsteed Designation | 13 Aur |
升起、落下和中天
| 天象 | 时间/数值 |
|---|---|
| Rise Time | 05:59 |
| Transit Time | 16:06 (altitude: 83.9°) |
| Set Time | 02:18 |