21271-3700
- Unique Name: 21271-3700BRT1820
- RA: 21 26 57.79
- Dec: -36 59 55.3
- Discoverer: BRT
- Discoverer Number: 1820
- Components:
- First year: 1911
- Last year: 1999
- Observations: 6
- First position angle: 101
- Last position angle: 99
- First separation: 3.6
- Last separation: 4.0
- Mag first component: 11.19
- Mag second component: 12.45
- Spectral type:
- Primary proper motion RA: -45
- Primary proper motion DEC: 26
- Secondary proper motion RA: 11
- Secondary proper motion DEC: 14
- Durchmusterung: -3714281
- Notes: