21331+2958
- Unique Name: 21331+2958LOS 5AC
- RA: 21 33 06.28
- Dec: +29 57 12.1
- Discoverer: LOS
- Discoverer Number: 5
- Components: AC
- First year: 1998
- Last year: 2007
- Observations: 3
- First position angle: 350
- Last position angle: 349
- First separation: 6.1
- Last separation: 6.2
- Mag first component: 12.2
- Mag second component: 12.9
- Spectral type:
- Primary proper motion RA: 27
- Primary proper motion DEC: -64
- Secondary proper motion RA: 7
- Secondary proper motion DEC: 48
- Durchmusterung:
- Notes: