20210+3525
- Unique Name: 20210+3525POP 129DE
- RA: 20 20 55.31
- Dec: +35 24 24.0
- Discoverer: POP
- Discoverer Number: 129
- Components: DE
- First year: 1980
- Last year: 2002
- Observations: 3
- First position angle: 260
- Last position angle: 258
- First separation: 13.1
- Last separation: 13.6
- Mag first component: 12.06
- Mag second component: 14.1
- Spectral type:
- Primary proper motion RA: -33
- Primary proper motion DEC: -54
- Secondary proper motion RA: -35
- Secondary proper motion DEC: -52
- Durchmusterung:
- Notes: