| discov_num | notes | refcode |
| WAA 50 | SLW1237. |
| refcode | metd | author | reference |
| WAA2008 | C j | West, A.A., Hawley, S.L., Bochaski, J.J., Covey, K.R., Reid, N.I., Dhital, S., | 2008AJ....135..785W |
| WAA2008 | Hilton, E. & Masuda, M. | ||
| WAA2008 | AJ 135, 785, 2008 | ||
| WAA2008 | (note: determination of all relevant double star parameters by Brian Skiff) |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 21198+0026 | WAA 50 | 2001 | 4 | 99 | 15.8 | 17.60 | 18.30 | M1+M1 | 211945.79+002533.5 | ||
| 21198+0026 | WAA 50 | 2010 | 13 | 99 | 15.7 | 16.95 | 17.62 | M0.6+M1.2 | NV R | 211945.78+002533.4 | |
| 21198+0026 | WAA 50 | 2015 | 14 | 99 | 15.8 | 16.95 | 17.62 | M0.6+M1.2 | NV R | 211945.78+002533.4 | |
| 21198+0026 | WAA 50 | 2016 | 19 | 99 | 15.8 | 16.95 | 17.62 | M0.6+M1.2 | NV R | 211945.78+002533.4 |