21058+2931
- Unique Name: 21058+2931LDS2938
- RA: 21 05 49.28
- Dec: +29 31 26.3
- Discoverer: LDS
- Discoverer Number: 2938
- Components:
- First year: 1953
- Last year: 2009
- Observations: 3
- First position angle: 245
- Last position angle: 246
- First separation: 24.0
- Last separation: 23.4
- Mag first component: 10.32
- Mag second component: 16.8
- Spectral type:
- Primary proper motion RA: -46
- Primary proper motion DEC: -92
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +28 3986
- Notes: