21400+5316
- Unique Name: 21400+5316TDS1138
- RA: 21 39 59.85
- Dec: +53 16 27.5
- Discoverer: TDS
- Discoverer Number: 1138
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 98
- Last position angle: 98
- First separation: 1.1
- Last separation: 1.1
- Mag first component: 11.58
- Mag second component: 11.89
- Spectral type:
- Primary proper motion RA: -6
- Primary proper motion DEC: 1
- Secondary proper motion RA: -6
- Secondary proper motion DEC: 1
- Durchmusterung:
- Notes: