| discov_num | notes | refcode |
| HU 581 | Malkov et al. (2012) derive dynamical, photometric, and spectroscopic | |
| masses of 2.18 +/- 1.48, 2.25, and 1.05 Msun, respectively. | Mlk2012 |
| refcode | metd | author | reference |
| AST1991 | Hf u | Franz, O.G., Kreidl, T.J.N., Wasserman, L.W., Bradley, A.J., Benedict, G.F., | 1991ApJ...377L..17F |
| AST1991 | +orb | Hemenway, P.D., Jefferys, W.H., McArthur, B. et al. | |
| AST1991 | ApJ 377, L17, 1991 | ||
| Mlk2012 | not - | Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. | 2012A&A...546A..69M |
| Mlk2012 | A&A 546, A69, 2012 |
| idgroup | discov | author |
| 1 | HU | Hussey, W.F. |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 18229+1458 | HU 581 | 1997 | 44 | 118 | 0.1 | 8.80 | 9.40 | G0V | NO | 182254.84+145811.0 | |
| 18229+1458 | HU 581 | 2008 | 45 | 117 | 0.3 | 8.80 | 9.40 | G0V | NO | 182254.84+145811.0 | |
| 18229+1458 | HU 581 | 2016 | 46 | 122 | 0.4 | 8.80 | 9.40 | G0V | NO | 182254.84+145811.0 |