21518+6129
- Unique Name: 21518+6129STI1063AB
- RA: 21 51 49.91
- Dec: +61 29 21.2
- Discoverer: STI
- Discoverer Number: 1063
- Components: AB
- First year: 1905
- Last year: 2012
- Observations: 4
- First position angle: 89
- Last position angle: 89
- First separation: 10.8
- Last separation: 10.6
- Mag first component: 12.39
- Mag second component: 13.2
- Spectral type:
- Primary proper motion RA: -6
- Primary proper motion DEC: -1
- Secondary proper motion RA: -18
- Secondary proper motion DEC: -1
- Durchmusterung:
- Notes: