21152+5531
- Unique Name: 21152+5531A 1692
- RA: 21 15 09.77
- Dec: +55 30 34.8
- Discoverer: A
- Discoverer Number: 1692
- Components:
- First year: 1907
- Last year: 2000
- Observations: 21
- First position angle: 136
- Last position angle: 162
- First separation: 0.2
- Last separation: 0.3
- Mag first component: 8.5
- Mag second component: 9.62
- Spectral type: A3V
- Primary proper motion RA: -8
- Primary proper motion DEC: 5
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +54 2499
- Notes: