21019+4802
- Unique Name: 21019+4802COU2650
- RA: 21 01 52.59
- Dec: +48 02 19.4
- Discoverer: COU
- Discoverer Number: 2650
- Components:
- First year: 1990
- Last year: 2009
- Observations: 3
- First position angle: 256
- Last position angle: 255
- First separation: 1.6
- Last separation: 1.9
- Mag first component: 10.57
- Mag second component: 11.4
- Spectral type:
- Primary proper motion RA: -6
- Primary proper motion DEC: -25
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +47 3258
- Notes: