21017-0552
- Unique Name: 21017-0552TDS1111
- RA: 21 01 39.18
- Dec: -05 51 56.1
- Discoverer: TDS
- Discoverer Number: 1111
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 51
- Last position angle: 51
- First separation: 1.3
- Last separation: 1.3
- Mag first component: 10.52
- Mag second component: 11.66
- Spectral type:
- Primary proper motion RA: 6
- Primary proper motion DEC: 4
- Secondary proper motion RA: 6
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes: X