21313+2112
- Unique Name: 21313+2112GRV 473
- RA: 21 31 20.67
- Dec: +21 12 16.2
- Discoverer: GRV
- Discoverer Number: 473
- Components:
- First year: 1999
- Last year: 2001
- Observations: 2
- First position angle: 26
- Last position angle: 27
- First separation: 46.4
- Last separation: 46.2
- Mag first component: 8.58
- Mag second component: 14.18
- Spectral type: Am:
- Primary proper motion RA: -11
- Primary proper motion DEC: -17
- Secondary proper motion RA: 17
- Secondary proper motion DEC: 9
- Durchmusterung: +20 4947
- Notes: