21473+3451
- Unique Name: 21473+3451COU1482
- RA: 21 47 19.51
- Dec: +34 51 03.8
- Discoverer: COU
- Discoverer Number: 1482
- Components:
- First year: 1976
- Last year: 2007
- Observations: 3
- First position angle: 52
- Last position angle: 57
- First separation: 0.9
- Last separation: 0.8
- Mag first component: 10.3
- Mag second component: 13.3
- Spectral type: G5
- Primary proper motion RA: 25
- Primary proper motion DEC: -33
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +34 4524
- Notes: