21091+6626
- Unique Name: 21091+6626OCA 4
- RA: 21 08 58.89
- Dec: +66 23 04.0
- Discoverer: OCA
- Discoverer Number: 4
- Components:
- First year: 2004
- Last year: 2004
- Observations: 1
- First position angle: 37
- Last position angle: 37
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 9.5
- Mag second component: 10.9
- Spectral type: G0
- Primary proper motion RA: 44
- Primary proper motion DEC: 25
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +65 1548
- Notes: