21307-3238
- Unique Name: 21307-3238BRT1821
- RA: 21 30 40.68
- Dec: -32 37 46.5
- Discoverer: BRT
- Discoverer Number: 1821
- Components:
- First year: 1911
- Last year: 1999
- Observations: 5
- First position angle: 23
- Last position angle: 38
- First separation: 4.6
- Last separation: 7.6
- Mag first component: 11.7
- Mag second component: 11.9
- Spectral type:
- Primary proper motion RA: -18
- Primary proper motion DEC: -21
- Secondary proper motion RA: 22
- Secondary proper motion DEC: 13
- Durchmusterung: -3315611
- Notes: