21155+3613
- Unique Name: 21155+3613SEI1481AB
- RA: 21 15 35.17
- Dec: +36 12 44.5
- Discoverer: SEI
- Discoverer Number: 1481
- Components: AB
- First year: 1896
- Last year: 2011
- Observations: 5
- First position angle: 302
- Last position angle: 307
- First separation: 13.3
- Last separation: 13.9
- Mag first component: 12.16
- Mag second component: 11.96
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: -15
- Secondary proper motion RA: -4
- Secondary proper motion DEC: 2
- Durchmusterung:
- Notes: