12174-2103
- Unique Name: 12174-2103DON 520
- RA: 12 17 23.98
- Dec: -21 03 30.1
- Discoverer: DON
- Discoverer Number: 520
- Components:
- First year: 1930
- Last year: 2001
- Observations: 11
- First position angle: 48
- Last position angle: 23
- First separation: 1.0
- Last separation: 1.9
- Mag first component: 9.66
- Mag second component: 11.2
- Spectral type: K1V
- Primary proper motion RA: -115
- Primary proper motion DEC: -164
- Secondary proper motion RA: -115
- Secondary proper motion DEC: -164
- Durchmusterung: -20 3615
- Notes: