21515+4910
- Unique Name: 21515+4910ES 9008
- RA: 21 51 30.82
- Dec: +49 10 24.7
- Discoverer: ES
- Discoverer Number: 9008
- Components:
- First year: 1909
- Last year: 2003
- Observations: 3
- First position angle: 90
- Last position angle: 120
- First separation: 5.0
- Last separation: 7.5
- Mag first component: 14.1
- Mag second component: 12.7
- Spectral type:
- Primary proper motion RA: -29
- Primary proper motion DEC: 15
- Secondary proper motion RA: -5
- Secondary proper motion DEC: -2
- Durchmusterung:
- Notes: