12171+0143
- Unique Name: 12171+0143A 2487
- RA: 12 17 07.63
- Dec: +01 42 45.1
- Discoverer: A
- Discoverer Number: 2487
- Components:
- First year: 1912
- Last year: 1991
- Observations: 9
- First position angle: 176
- Last position angle: 176
- First separation: 1.8
- Last separation: 1.9
- Mag first component: 8.94
- Mag second component: 12.46
- Spectral type: A2
- Primary proper motion RA: -7
- Primary proper motion DEC: 9
- Secondary proper motion RA: -5
- Secondary proper motion DEC: 9
- Durchmusterung: +02 2525
- Notes: