21312+8652
- Unique Name: 21312+8652STF2858
- RA: 21 31 09.14
- Dec: +86 52 19.2
- Discoverer: STF
- Discoverer Number: 2858
- Components:
- First year: 1831
- Last year: 2010
- Observations: 27
- First position angle: 165
- Last position angle: 158
- First separation: 15.0
- Last separation: 14.5
- Mag first component: 9.36
- Mag second component: 9.59
- Spectral type: K0 K0
- Primary proper motion RA: 135
- Primary proper motion DEC: 87
- Secondary proper motion RA: 134
- Secondary proper motion DEC: 89
- Durchmusterung: +86 325
- Notes: NV
