Quadruple System WDS 20455+0553
HIP 102439
• HD 197737
• BD+05_4600
MSC Grade
4
Confirmed hierarchy, periods known or estimated
Components (Hover name or magnitude for more details)
| Position | Proper Motion | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| α deg |
δ deg |
μα mas/yr |
μδ mas/yr |
Parallax mas |
vrad km/s |
Magnitude V |
Spectral Type | External | |
| A | 311.366897 | 5.881224 | 98.0 | -100.1 | 11.79 | 11.8 | 7.48 | K2 | |
| B | 311.366688 | 5.881340 | 87.0 | -95.1 | 11.79 | - | 11.41 | - | |
| C | 311.366536 | 5.879652 | 90.6 | -92.9 | 11.41 | - | 12.37 | - | |