21157+3235
- Unique Name: 21157+3235HJ 1628
- RA: 21 15 15.80
- Dec: +32 35 27.1
- Discoverer: HJ
- Discoverer Number: 1628
- Components:
- First year: 1828
- Last year: 2006
- Observations: 16
- First position angle: 255
- Last position angle: 252
- First separation: 10.0
- Last separation: 15.5
- Mag first component: 10.24
- Mag second component: 11.44
- Spectral type:
- Primary proper motion RA: 1
- Primary proper motion DEC: 1
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -1
- Durchmusterung: +32 4102
- Notes: N
