21133+2722
- Unique Name: 21133+2722BRT 222
- RA: 21 13 15.21
- Dec: +27 21 09.3
- Discoverer: BRT
- Discoverer Number: 222
- Components:
- First year: 1897
- Last year: 2003
- Observations: 3
- First position angle: 173
- Last position angle: 190
- First separation: 3.9
- Last separation: 3.7
- Mag first component: 10.9
- Mag second component: 12.2
- Spectral type:
- Primary proper motion RA: 8
- Primary proper motion DEC: -9
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +26 4103
- Notes: