| discov_num | notes | refcode |
| HDO 301 | Malkov et al. (2012) derive dynamical, photometric, and spectroscopic | |
| masses of 3.67 +/- 1.11, 3.00, and 2.74 Msun, respectively. | Mlk2012 |
| refcode | metd | author | reference |
| Mlk2012 | not - | Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. | 2012A&A...546A..69M |
| Mlk2012 | A&A 546, A69, 2012 | ||
| Tok2015c | orb+j | Tokovinin, A., Mason, B.D., Hartkopf, W.I., Mendez, R.A., & Horch, E.P. | 2015AJ....150...50T |
| Tok2015c | +St | AJ 150, 50, 2015 (some measures corrected in Tok2017b) | 2017AJ....154..110T |
| idgroup | discov | author |
| 1 | HDO | Harvard Obs. |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 22500-3248 | HDO 301 | 2001 | 61 | 298 | 0.3 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2008 | 65 | 78 | 0.2 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2014 | 67 | 314 | 0.1 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2015 | 69 | 261 | 0.1 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2017 | 70 | 205 | 0.1 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2018 | 71 | 194 | 0.2 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2019 | 72 | 180 | 0.2 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 | |
| 22500-3248 | HDO 301 | 2021 | 73 | 163 | 0.2 | 7.23 | 7.12 | F0V+F3V | NO | 224959.25-324819.4 |