21133-1803
- Unique Name: 21133-1803UC 4411
- RA: 21 13 16.99
- Dec: -18 03 21.7
- Discoverer: UC
- Discoverer Number: 4411
- Components:
- First year: 1999
- Last year: 1999
- Observations: 2
- First position angle: 161
- Last position angle: 161
- First separation: 12.5
- Last separation: 12.6
- Mag first component: 14.1
- Mag second component: 16.4
- Spectral type:
- Primary proper motion RA: 33
- Primary proper motion DEC: -51
- Secondary proper motion RA: 35
- Secondary proper motion DEC: -47
- Durchmusterung:
- Notes: V