| 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 |
| 20219+7347 | HDS2909 | 1991 | 2 | 227 | 0.6 | 10.50 | 10.77 | K0 | 202153.30+734707.3 | ||
| 20219+7347 | HDS2909 | 2010 | 3 | 238 | 0.7 | 10.50 | 10.77 | K0 | 202153.30+734707.3 |