21448+0300
- Unique Name: 21448+0300BU 689
- RA: 21 44 48.21
- Dec: +02 59 31.6
- Discoverer: BU
- Discoverer Number: 689
- Components:
- First year: 1877
- Last year: 1991
- Observations: 17
- First position angle: 235
- Last position angle: 244
- First separation: 1.8
- Last separation: 1.8
- Mag first component: 7.19
- Mag second component: 10.47
- Spectral type: K2
- Primary proper motion RA: 18
- Primary proper motion DEC: -10
- Secondary proper motion RA: 16
- Secondary proper motion DEC: -10
- Durchmusterung: +02 4404
- Notes: