| WDS ID | 21470-1608 |
| Common catalogue ID | HJ 3056 |
| Components | AB |
| Other Designation | 49 del Cap (Deneb Algedi) |
| Position angle | 60 |
| Separation | 49.9 |
| Mag First | 2.87 |
| Mag Second | 15.0 |
| Delta mag | 12.13 |
| Spectral Type | Amv |
| Constellation | Capricornus |
| RA | 21:47:02.4 |
| Dec | -16:07:38.2 |