21330+2043
- Unique Name: 21330+2043STF2804AB
- RA: 21 32 58.33
- Dec: +20 42 41.7
- Discoverer: STF
- Discoverer Number: 2804
- Components: AB
- First year: 1825
- Last year: 2011
- Observations: 274
- First position angle: 312
- Last position angle: 357
- First separation: 2.6
- Last separation: 3.3
- Mag first component: 7.7
- Mag second component: 8.04
- Spectral type: F5V
- Primary proper motion RA: -5
- Primary proper motion DEC: -43
- Secondary proper motion RA: -5
- Secondary proper motion DEC: -25
- Durchmusterung: +20 4955
- Notes: NLD
