21006+5432
- Unique Name: 21006+5432HJ 1605DE
- RA: 21 00 20.44
- Dec: +54 29 03.7
- Discoverer: HJ
- Discoverer Number: 1605
- Components: DE
- First year: 1909
- Last year: 2003
- Observations: 4
- First position angle: 120
- Last position angle: 118
- First separation: 20.8
- Last separation: 21.2
- Mag first component: 11.38
- Mag second component: 12.6
- Spectral type:
- Primary proper motion RA: 5
- Primary proper motion DEC: 3
- Secondary proper motion RA: 11
- Secondary proper motion DEC: 6
- Durchmusterung:
- Notes: N
