08521+2257
- Unique Name: 08521+2257SKF 738
- RA: 08 52 04.59
- Dec: +22 56 53.9
- Discoverer: SKF
- Discoverer Number: 738
- Components:
- First year: 2004
- Last year: 2004
- Observations: 1
- First position angle: 234
- Last position angle: 234
- First separation: 1.0
- Last separation: 1.0
- Mag first component: 18.7
- Mag second component: 20.2
- Spectral type: M1
- Primary proper motion RA: 5
- Primary proper motion DEC: -2
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: