20210+4041
- Unique Name: 20210+4041TDT2199
- RA: 20 21 02.88
- Dec: +40 40 37.5
- Discoverer: TDT
- Discoverer Number: 2199
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 122
- Last position angle: 122
- First separation: 0.8
- Last separation: 0.8
- Mag first component: 11.89
- Mag second component: 12.06
- Spectral type: A
- Primary proper motion RA: 1
- Primary proper motion DEC: -4
- Secondary proper motion RA: 1
- Secondary proper motion DEC: -4
- Durchmusterung:
- Notes: