21282-5510
- Unique Name: 21282-5510R 331
- RA: 21 28 13.34
- Dec: -55 10 03.7
- Discoverer: R
- Discoverer Number: 331
- Components:
- First year: 1880
- Last year: 1999
- Observations: 13
- First position angle: 110
- Last position angle: 106
- First separation: 31.5
- Last separation: 29.4
- Mag first component: 9.65
- Mag second component: 10.14
- Spectral type: F3/5V
- Primary proper motion RA: 14
- Primary proper motion DEC: -16
- Secondary proper motion RA: -11
- Secondary proper motion DEC: -10
- Durchmusterung: -55 9592
- Notes: N