| discov_num | notes | refcode |
| BUP 219 | AB: Optical pair, based on study of relative motion of the components | |
| using the method of apparent motion parameters. | Kiy2008 | |
| AB: Rectilinear solution by Hurowitz et al. (2014). | USN2014b |
| refcode | metd | author | reference |
| Kiy2008 | - | Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. | 2008SvAL...32..405K |
| Kiy2008 | SvAL 34, 405, 2008 | ||
| USN2014b | lin - | Hurowitz, J.L., Hartkopf, W.I., & Mason, B.D. | 2014IAUDS.183....1H |
| USN2014b | Inf. Circ. 183, 1, 2014 |
| idgroup | discov | author |
| 1 | BUP | Burnham proper motion stars (see Burnham, Carnegie Inst. Wash. #168, 1913) |
| 1 | CSN | Carson, J.C., Eikenberry, S.S., Brandl, B.R., Wilson, J.C., & Hayward, T.L. |
| 2 | CSN | Carson, J.C., Marengo, M., Patten, B.M., Luhman, K.L., Sonnett, S.M., Hora, J.L., |
| 2 | CSN | Schuster, M.T., Allen, P.R., Fazio, G.G., Stauffer, J.R., & Schnupp, C. |
| 3 | CSN | Carson, J., Thalmann, C., Janson, M., Kozakis, T., Bonnefoy, M., Biller, B., |
| 3 | CSN | Schlieder, J., Currie, T. McElwain, M., Goto, M., Henning, T., Brandner,W., et al. |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20533+6209 | BUP 219 | BC | 2002 | 4 | 290 | 61.6 | 9.00 | 13.20 | F8 | D | 205308.06+621015.3 |
| 20533+6209 | BUP 219 | BC | 2003 | 5 | 290 | 61.5 | 9.17 | 13.40 | F8 | N D | 205308.06+621015.3 |
| 20533+6209 | BUP 219 | BC | 2015 | 6 | 289 | 61.6 | 9.17 | 13.40 | F8 | N | 205308.06+621015.3 |