21158+3159
- Unique Name: 21158+3159TDT2868
- RA: 21 15 50.73
- Dec: +31 59 22.6
- Discoverer: TDT
- Discoverer Number: 2868
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 185
- Last position angle: 185
- First separation: 2.0
- Last separation: 2.0
- Mag first component: 11.63
- Mag second component: 12.58
- Spectral type:
- Primary proper motion RA: 22
- Primary proper motion DEC: 4
- Secondary proper motion RA: 22
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes: