21431+3149
- Unique Name: 21431+3149A 1222
- RA: 21 43 07.16
- Dec: +31 48 54.6
- Discoverer: A
- Discoverer Number: 1222
- Components:
- First year: 1905
- Last year: 2009
- Observations: 13
- First position angle: 359
- Last position angle: 355
- First separation: 0.5
- Last separation: 0.7
- Mag first component: 10.36
- Mag second component: 10.18
- Spectral type: K0
- Primary proper motion RA: -6
- Primary proper motion DEC: -13
- Secondary proper motion RA: -6
- Secondary proper motion DEC: -13
- Durchmusterung: +31 4534
- Notes: