21421-4131
- Unique Name: 21421-4131BRT1122
- RA: 21 42 04.36
- Dec: -41 30 53.3
- Discoverer: BRT
- Discoverer Number: 1122
- Components:
- First year: 1901
- Last year: 1999
- Observations: 3
- First position angle: 194
- Last position angle: 191
- First separation: 3.1
- Last separation: 3.3
- Mag first component: 12.49
- Mag second component: 12.8
- Spectral type:
- Primary proper motion RA: 17
- Primary proper motion DEC: 39
- Secondary proper motion RA: -7
- Secondary proper motion DEC: -67
- Durchmusterung:
- Notes: