HIP 102488
Mag 2.48
当前可见度
高度角
58.6°
方位角
88.2°
naked_eye
当前位置
| 属性 | 数值 |
|---|---|
| Right Ascension (J2000) | 20h46m13s |
| Declination (J2000) | +33°58'18" |
| Altitude | 58.56° |
| Azimuth | 88.16° |
| Hour Angle | -2h25m00s |
| Constellation | Cygnus |
| Visibility | naked_eye |
物理属性
| 属性 | 数值 |
|---|---|
| Visual Magnitude | 2.48 |
| Spectral Class | N/A |
| Distance | 72.1 light-years |
| Parallax | 45.26 mas |
| Proper Motion (RA) | 356.16 mas/yr |
| Proper Motion (Dec) | 330.28 mas/yr |
目录编号
| 目录 | 编号 |
|---|---|
| Hipparcos (HIP) | 102488 |
升起、落下和中天
| 天象 | 时间/数值 |
|---|---|
| Rise Time | 20:11 |
| Transit Time | 04:36 (altitude: 84.2°) |
| Set Time | 12:56 |