21515-1139
- Unique Name: 21515-1139HU 89
- RA: 21 51 29.33
- Dec: -11 39 13.1
- Discoverer: HU
- Discoverer Number: 89
- Components:
- First year: 1899
- Last year: 1991
- Observations: 7
- First position angle: 9
- Last position angle: 24
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 10.79
- Mag second component: 10.56
- Spectral type: G5/6V
- Primary proper motion RA: -21
- Primary proper motion DEC: -17
- Secondary proper motion RA: -21
- Secondary proper motion DEC: -17
- Durchmusterung: -12 6113
- Notes: