21256+5814
- Unique Name: 21256+5814BU 1141
- RA: 21 25 33.64
- Dec: +58 14 04.6
- Discoverer: BU
- Discoverer Number: 1141
- Components:
- First year: 1889
- Last year: 1957
- Observations: 4
- First position angle: 166
- Last position angle: 167
- First separation: 2.7
- Last separation: 3.2
- Mag first component: 7.8
- Mag second component: 13.3
- Spectral type: A1V
- Primary proper motion RA: -3
- Primary proper motion DEC: -32
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +57 2326
- Notes: