21487-4901
- Unique Name: 21487-4901TDT3166
- RA: 21 48 40.68
- Dec: -49 00 54.2
- Discoverer: TDT
- Discoverer Number: 3166
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 259
- Last position angle: 259
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 11.56
- Mag second component: 11.61
- Spectral type:
- Primary proper motion RA: 46
- Primary proper motion DEC: -43
- Secondary proper motion RA: 46
- Secondary proper motion DEC: -43
- Durchmusterung:
- Notes: