21221+1948
- Unique Name: 21221+1948STFB 11AB
- RA: 21 22 05.13
- Dec: +19 48 15.7
- Discoverer: STF
- Discoverer Number: 0
- Components: AB
- First year: 1780
- Last year: 2013
- Observations: 75
- First position angle: 308
- Last position angle: 311
- First separation: 37.1
- Last separation: 36.6
- Mag first component: 4.2
- Mag second component: 9.3
- Spectral type: K0.5III
- Primary proper motion RA: 105
- Primary proper motion DEC: 64
- Secondary proper motion RA: 109
- Secondary proper motion DEC: 66
- Durchmusterung: +19 4691
- Notes: N D
