Quadruple System WDS 18431+0742
HIP 91801
• HD 173055
• BD+07_3815
MSC Grade
5
Confirmed, well-characterized orbital elements
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 | 280.773441 | 7.700963 | 132.0 | -254.1 | 18.73 | -8.1 | 8.65 | G8 | |
| B | 280.744603 | 7.713989 | 132.5 | -249.6 | 18.73 | - | 9.95 | K1 | |