21145+0441
- Unique Name: 21145+0441BU 682AB
- RA: 21 14 30.98
- Dec: +04 41 22.9
- Discoverer: BU
- Discoverer Number: 682
- Components: AB
- First year: 1877
- Last year: 2000
- Observations: 8
- First position angle: 106
- Last position angle: 106
- First separation: 5.6
- Last separation: 6.0
- Mag first component: 7.69
- Mag second component: 12.2
- Spectral type: K4III
- Primary proper motion RA: 26
- Primary proper motion DEC: -8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +04 4631
- Notes: