| refcode | metd | author | reference |
| LDS | Luyten p.m. catalog (from additional DD list) | ................... |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 21231+6414 | LDS4882 | 1999 | 2 | 162 | 11.4 | 15.90 | 21.00 | D | 212304.35+641425.3 | ||
| 21231+6414 | LDS4882 | 2015 | 3 | 160 | 11.2 | 15.90 | 21.00 | 212304.35+641425.3 |