| WDS ID | 04359+1631 |
| Common catalogue ID | BU 550 |
| Components | AB |
| Other Designation | 87 alf Tau (Aldebaran) |
| Position angle | 114 |
| Separation | 31.0 |
| Mag First | 0.85 |
| Mag Second | 13.6 |
| Delta mag | 12.75 |
| Spectral Type | K5III |
| Constellation | Taurus |
| RA | 04:35:55.2 |
| Dec | +16:30:33.5 |