21571-5105
- Unique Name: 21571-5105TDT3257
- RA: 21 57 05.38
- Dec: -51 04 47.4
- Discoverer: TDT
- Discoverer Number: 3257
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 300
- Last position angle: 300
- First separation: 2.5
- Last separation: 2.5
- Mag first component: 12.55
- Mag second component: 12.64
- Spectral type:
- Primary proper motion RA: 40
- Primary proper motion DEC: -3
- Secondary proper motion RA: 40
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: