21399+5533
- Unique Name: 21399+5533TDT3096
- RA: 21 39 51.89
- Dec: +55 33 00.5
- Discoverer: TDT
- Discoverer Number: 3096
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 25
- Last position angle: 25
- First separation: 1.0
- Last separation: 1.0
- Mag first component: 11.71
- Mag second component: 12.04
- Spectral type:
- Primary proper motion RA: -3
- Primary proper motion DEC: -4
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -4
- Durchmusterung:
- Notes: