21120+4419
- Unique Name: 21120+4419TDT2816
- RA: 21 12 01.75
- Dec: +44 19 17.6
- Discoverer: TDT
- Discoverer Number: 2816
- Components:
- First year: 1991
- Last year: 2007
- Observations: 2
- First position angle: 103
- Last position angle: 89
- First separation: 0.5
- Last separation: 0.3
- Mag first component: 10.93
- Mag second component: 11.0
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: -3
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: