21305+6118
- Unique Name: 21305+6118MLB 142
- RA: 21 30 21.01
- Dec: +61 19 11.2
- Discoverer: MLB
- Discoverer Number: 142
- Components:
- First year: 1919
- Last year: 1999
- Observations: 2
- First position angle: 325
- Last position angle: 323
- First separation: 4.0
- Last separation: 3.9
- Mag first component: 10.3
- Mag second component: 13.8
- Spectral type:
- Primary proper motion RA: 3
- Primary proper motion DEC: -11
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +60 2253
- Notes: