21351+5538
- Unique Name: 21351+5538STI2574
- RA: 21 34 27.34
- Dec: +55 38 19.9
- Discoverer: STI
- Discoverer Number: 2574
- Components:
- First year: 1903
- Last year: 2012
- Observations: 5
- First position angle: 36
- Last position angle: 37
- First separation: 10.6
- Last separation: 10.7
- Mag first component: 11.81
- Mag second component: 11.94
- Spectral type:
- Primary proper motion RA: -3
- Primary proper motion DEC: -2
- Secondary proper motion RA: -4
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: