21152+3251
- Unique Name: 21152+3251HEI 284AB
- RA: 21 15 14.84
- Dec: +32 50 08.7
- Discoverer: HEI
- Discoverer Number: 284
- Components: AB
- First year: 1982
- Last year: 2012
- Observations: 3
- First position angle: 28
- Last position angle: 27
- First separation: 3.4
- Last separation: 4.4
- Mag first component: 11.3
- Mag second component: 11.9
- Spectral type:
- Primary proper motion RA: 83
- Primary proper motion DEC: 81
- Secondary proper motion RA: 9
- Secondary proper motion DEC: 19
- Durchmusterung:
- Notes: