21593+4211
- Unique Name: 21593+4211BRT1156
- RA: 21 59 20.22
- Dec: +42 10 32.2
- Discoverer: BRT
- Discoverer Number: 1156
- Components:
- First year: 1894
- Last year: 2002
- Observations: 7
- First position angle: 107
- Last position angle: 103
- First separation: 3.4
- Last separation: 3.6
- Mag first component: 12.07
- Mag second component: 12.02
- Spectral type:
- Primary proper motion RA: -83
- Primary proper motion DEC: 13
- Secondary proper motion RA: 18
- Secondary proper motion DEC: -13
- Durchmusterung:
- Notes: