21331+3726
- Unique Name: 21331+3726SEI1525
- RA: 21 33 08.97
- Dec: +37 25 13.2
- Discoverer: SEI
- Discoverer Number: 1525
- Components:
- First year: 1895
- Last year: 2002
- Observations: 7
- First position angle: 86
- Last position angle: 98
- First separation: 18.9
- Last separation: 15.3
- Mag first component: 11.27
- Mag second component: 12.52
- Spectral type:
- Primary proper motion RA: 28
- Primary proper motion DEC: 28
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: