10454-2121
- Unique Name: 10454-2121DON 433
- RA: 10 45 25.82
- Dec: -21 20 48.4
- Discoverer: DON
- Discoverer Number: 433
- Components:
- First year: 1933
- Last year: 1940
- Observations: 3
- First position angle: 100
- Last position angle: 98
- First separation: 1.7
- Last separation: 2.1
- Mag first component: 9.88
- Mag second component: 14.7
- Spectral type:
- Primary proper motion RA: -61
- Primary proper motion DEC: 19
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -20 3258
- Notes: