| discov_num | notes | refcode |
| HDO 12 | AB: Appears to be same pair as HDO 13. |
| discov | author |
| HDO | Harvard Obs. |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | dm_number | notes | coord_arcsec_2000 |
| 00184+0344 | HDO 12 | AC | 2000 | 2 | 320 | 32.3 | 11.86 | 14.50 | N D | 001825.38+034534.6 | ||
| 00184+0344 | HDO 12 | AC | 2015 | 4 | 320 | 32.1 | 11.86 | 13.64 | N | 001825.38+034534.6 |