21593-6957
- Unique Name: 21593-6957SHN 257
- RA: 21 59 17.79
- Dec: -69 56 58.4
- Discoverer: SHN
- Discoverer Number: 257
- Components:
- First year: 1996
- Last year: 1996
- Observations: 0
- First position angle: -1
- Last position angle: -1
- First separation: 0.9
- Last separation: 0.9
- Mag first component: 14.1
- Mag second component: 15.9
- Spectral type:
- Primary proper motion RA: 12
- Primary proper motion DEC: -8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: