9 Cas vs HIP 107
Sheer depth separates the two, 543 and 326,156 light-years from the Sun. Apparent magnitudes of +5.53 and +5.90 place HIP 107 some 1.4 times brighter in the sky than 9 Cas. Intrinsically the balance shifts: 9 Cas carries an absolute magnitude of −14.10 against −0.58 for HIP 107, making it about 255,859 times more luminous once distance is removed from the comparison.
Property comparison
| Property | 9 Cas | HIP 107 |
|---|---|---|
| 命名 | 9 Cas | N/A |
| 星座 | Cassiopeia | N/A |
| 光谱类型 | Class A — A-type (White) | Class M — M-type (Red) |
| 视星等 | +5.90 | +5.53 |
| 绝对星等 | -14.10 | -0.58 |
| 距离 | 326,156 ly | 543 ly |
| 质量 | N/A | N/A |
| 半径 | N/A | N/A |
| 温度 | N/A | N/A |
| 光度 | N/A | N/A |