| discov | author |
| NSN | Nanson, J., McGaughey, S. & Armstrong, J.D. |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | dm_number | notes | coord_arcsec_2000 |
| 00123+5702 | NSN 503 | 2015 | 1 | 190 | 1.5 | 17.43 | 17.00 | T | 001218.74+570141.2 | |||
| 00123+5702 | NSN 503 | 2016 | 2 | 190 | 1.5 | 17.43 | 17.00 | T | 001218.74+570141.2 |