21131-2850
- Unique Name: 21131-2850BRT3096
- RA: 21 13 04.82
- Dec: -28 50 13.3
- Discoverer: BRT
- Discoverer Number: 3096
- Components:
- First year: 1913
- Last year: 1999
- Observations: 4
- First position angle: 94
- Last position angle: 93
- First separation: 4.2
- Last separation: 4.3
- Mag first component: 11.88
- Mag second component: 12.0
- Spectral type:
- Primary proper motion RA: -37
- Primary proper motion DEC: 8
- Secondary proper motion RA: 17
- Secondary proper motion DEC: 7
- Durchmusterung: -2917634
- Notes: