21102+4603
- Unique Name: 21102+4603SMA 131
- RA: 21 10 14.40
- Dec: +46 02 41.4
- Discoverer: SMA
- Discoverer Number: 131
- Components:
- First year: 1893
- Last year: 2013
- Observations: 6
- First position angle: 103
- Last position angle: 86
- First separation: 8.7
- Last separation: 8.6
- Mag first component: 10.41
- Mag second component: 11.9
- Spectral type: F8
- Primary proper motion RA: -5
- Primary proper motion DEC: -20
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -4
- Durchmusterung: +45 3431
- Notes: