21058+3726
- Unique Name: 21058+3726SEI1399
- RA: 21 05 52.08
- Dec: +37 25 45.4
- Discoverer: SEI
- Discoverer Number: 1399
- Components:
- First year: 1896
- Last year: 2002
- Observations: 5
- First position angle: 31
- Last position angle: 31
- First separation: 24.5
- Last separation: 24.3
- Mag first component: 10.77
- Mag second component: 11.0
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: -7
- Secondary proper motion RA: 5
- Secondary proper motion DEC: 1
- Durchmusterung: +36 4406
- Notes: