21206+5241
- Unique Name: 21206+5241MLR 644
- RA: 21 20 34.78
- Dec: +52 40 37.2
- Discoverer: MLR
- Discoverer Number: 644
- Components:
- First year: 1982
- Last year: 1991
- Observations: 3
- First position angle: 211
- Last position angle: 208
- First separation: 1.3
- Last separation: 1.6
- Mag first component: 9.76
- Mag second component: 11.48
- Spectral type: F2
- Primary proper motion RA: -18
- Primary proper motion DEC: -3
- Secondary proper motion RA: -18
- Secondary proper motion DEC: -3
- Durchmusterung: +52 2919
- Notes: