21263+5951
- Unique Name: 21263+5951MLR 361
- RA: 21 26 16.06
- Dec: +59 51 22.0
- Discoverer: MLR
- Discoverer Number: 361
- Components:
- First year: 1972
- Last year: 2008
- Observations: 8
- First position angle: 85
- Last position angle: 88
- First separation: 0.4
- Last separation: 0.6
- Mag first component: 10.92
- Mag second component: 10.82
- Spectral type: B5
- Primary proper motion RA: -1
- Primary proper motion DEC: -2
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -2
- Durchmusterung: +59 2378
- Notes: