21487+5035
- Unique Name: 21487+5035ES 1105AB
- RA: 21 48 43.31
- Dec: +50 34 52.3
- Discoverer: ES
- Discoverer Number: 1105
- Components: AB
- First year: 1911
- Last year: 2003
- Observations: 3
- First position angle: 295
- Last position angle: 298
- First separation: 7.3
- Last separation: 7.8
- Mag first component: 9.58
- Mag second component: 13.3
- Spectral type:
- Primary proper motion RA: -3
- Primary proper motion DEC: -20
- Secondary proper motion RA: -28
- Secondary proper motion DEC: 0
- Durchmusterung: +49 3629
- Notes: