21163+3856
- Unique Name: 21163+3856TDT2875
- RA: 21 16 20.39
- Dec: +38 55 38.6
- Discoverer: TDT
- Discoverer Number: 2875
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 144
- Last position angle: 144
- First separation: 1.8
- Last separation: 1.8
- Mag first component: 9.8
- Mag second component: 12.24
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: -5
- Secondary proper motion RA: -4
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: