21302+3404
- Unique Name: 21302+3404HJ 1652
- RA: 21 30 13.70
- Dec: +34 03 33.9
- Discoverer: HJ
- Discoverer Number: 1652
- Components:
- First year: 1828
- Last year: 2010
- Observations: 14
- First position angle: 47
- Last position angle: 26
- First separation: 8.0
- Last separation: 15.0
- Mag first component: 10.25
- Mag second component: 10.96
- Spectral type:
- Primary proper motion RA: 29
- Primary proper motion DEC: -10
- Secondary proper motion RA: 18
- Secondary proper motion DEC: 24
- Durchmusterung: +33 4280
- Notes: L
