05189-2124
- Unique Name: 05189-2124DON 101
- RA: 05 18 47.19
- Dec: -21 23 37.5
- Discoverer: DON
- Discoverer Number: 101
- Components:
- First year: 1930
- Last year: 2000
- Observations: 9
- First position angle: 72
- Last position angle: 76
- First separation: 4.0
- Last separation: 4.9
- Mag first component: 9.52
- Mag second component: 12.52
- Spectral type: K2
- Primary proper motion RA: -151
- Primary proper motion DEC: -39
- Secondary proper motion RA: -139
- Secondary proper motion DEC: -39
- Durchmusterung: -21 1131
- Notes: