21043+4806
- Unique Name: 21043+4806ARN 51
- RA: 21 04 18.91
- Dec: +48 06 03.6
- Discoverer: ARN
- Discoverer Number: 51
- Components:
- First year: 1899
- Last year: 2003
- Observations: 8
- First position angle: 341
- Last position angle: 342
- First separation: 49.8
- Last separation: 47.4
- Mag first component: 8.35
- Mag second component: 10.48
- Spectral type: K0V
- Primary proper motion RA: -23
- Primary proper motion DEC: 0
- Secondary proper motion RA: -20
- Secondary proper motion DEC: -15
- Durchmusterung:
- Notes: