21306+5954
- Unique Name: 21306+5954HJ 3038
- RA: 21 30 33.11
- Dec: +59 54 16.1
- Discoverer: HJ
- Discoverer Number: 3038
- Components:
- First year: 1831
- Last year: 2003
- Observations: 6
- First position angle: 109
- Last position angle: 113
- First separation: 15.0
- Last separation: 17.1
- Mag first component: 10.0
- Mag second component: 11.8
- Spectral type: K2III
- Primary proper motion RA: 12
- Primary proper motion DEC: 9
- Secondary proper motion RA: 3
- Secondary proper motion DEC: 3
- Durchmusterung: +59 2392
- Notes: