21342+4808
- Unique Name: 21342+4808ES 519
- RA: 21 34 12.81
- Dec: +48 08 04.6
- Discoverer: ES
- Discoverer Number: 519
- Components:
- First year: 1900
- Last year: 2003
- Observations: 6
- First position angle: 296
- Last position angle: 317
- First separation: 7.0
- Last separation: 8.1
- Mag first component: 10.9
- Mag second component: 11.1
- Spectral type: F5
- Primary proper motion RA: -10
- Primary proper motion DEC: -26
- Secondary proper motion RA: -28
- Secondary proper motion DEC: 0
- Durchmusterung: +47 3476
- Notes: