21593+3431
- Unique Name: 21593+3431J 3156
- RA: 21 59 18.19
- Dec: +34 30 43.3
- Discoverer: J
- Discoverer Number: 3156
- Components:
- First year: 1944
- Last year: 2008
- Observations: 5
- First position angle: 170
- Last position angle: 169
- First separation: 2.0
- Last separation: 3.0
- Mag first component: 9.8
- Mag second component: 10.1
- Spectral type:
- Primary proper motion RA: -10
- Primary proper motion DEC: 31
- Secondary proper motion RA: 4
- Secondary proper motion DEC: -20
- Durchmusterung:
- Notes: