21135+3658
- Unique Name: 21135+3658SEI1453
- RA: 21 13 24.64
- Dec: +36 57 24.6
- Discoverer: SEI
- Discoverer Number: 1453
- Components:
- First year: 1895
- Last year: 2007
- Observations: 8
- First position angle: 271
- Last position angle: 271
- First separation: 27.3
- Last separation: 28.3
- Mag first component: 10.41
- Mag second component: 11.29
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: -4
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: