21549-5121
- Unique Name: 21549-5121SKF1176
- RA: 21 54 36.41
- Dec: -51 21 22.0
- Discoverer: SKF
- Discoverer Number: 1176
- Components:
- First year: 1904
- Last year: 2010
- Observations: 6
- First position angle: 67
- Last position angle: 67
- First separation: 23.8
- Last separation: 23.5
- Mag first component: 10.76
- Mag second component: 11.53
- Spectral type: F0V
- Primary proper motion RA: -9
- Primary proper motion DEC: 2
- Secondary proper motion RA: -6
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes: V