02172+5048
- Unique Name: 02172+5048COU2563
- RA: 02 17 15.40
- Dec: +50 47 55.6
- Discoverer: COU
- Discoverer Number: 2563
- Components:
- First year: 1991
- Last year: 1994
- Observations: 3
- First position angle: 275
- Last position angle: 284
- First separation: 0.9
- Last separation: 0.7
- Mag first component: 10.75
- Mag second component: 10.83
- Spectral type:
- Primary proper motion RA: 0
- Primary proper motion DEC: 0
- Secondary proper motion RA: 0
- Secondary proper motion DEC: 0
- Durchmusterung: +50 502
- Notes: