21209-5229
- Unique Name: 21209-5229UC 4449
- RA: 21 20 53.38
- Dec: -52 29 04.0
- Discoverer: UC
- Discoverer Number: 4449
- Components:
- First year: 1998
- Last year: 1999
- Observations: 2
- First position angle: 284
- Last position angle: 284
- First separation: 51.7
- Last separation: 51.6
- Mag first component: 11.4
- Mag second component: 16.3
- Spectral type:
- Primary proper motion RA: 55
- Primary proper motion DEC: -5
- Secondary proper motion RA: 53
- Secondary proper motion DEC: -8
- Durchmusterung:
- Notes: V
