21583-2428
- Unique Name: 21583-2428UC 4617
- RA: 21 58 20.22
- Dec: -24 28 08.0
- Discoverer: UC
- Discoverer Number: 4617
- Components:
- First year: 1910
- Last year: 1999
- Observations: 3
- First position angle: 354
- Last position angle: 354
- First separation: 57.1
- Last separation: 56.5
- Mag first component: 11.15
- Mag second component: 12.2
- Spectral type: K5
- Primary proper motion RA: 113
- Primary proper motion DEC: -21
- Secondary proper motion RA: 109
- Secondary proper motion DEC: -22
- Durchmusterung:
- Notes: V