| refcode | metd | author | reference |
| HDS | Hipparcos Double Star (from additional DD list) | ................... |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 00527+4257 | HDS 115 | 1991 | 1 | 3 | 0.1 | 9.59 | 10.90 | K2 | 005239.55+425729.0 |