| Show | name | cst | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb |
| Show | HD 217073 | Lac | 52529 | 22 57 26 +43 00 46 | BU 452 AB | 2016 | 13 | 256 | 6.5 | 6.66 | 11.00 | 4.34 | |
| Show | Lac | 52529 | 22 57 26 +43 00 46 | BU 452 AC | 2015 | 3 | 358 | 8.2 | 6.66 | 14.90 | 8.24 | ||
| Show | Lac | 52529 | 22 57 26 +43 00 46 | BU 452 AD | 2015 | 4 | 214 | 89.1 | 6.66 | 14.89 | 8.23 |