10219+3107
- Unique Name: 10219+3107MLB 844AB
- RA: 10 21 54.35
- Dec: +31 07 28.7
- Discoverer: MLB
- Discoverer Number: 844
- Components: AB
- First year: 1933
- Last year: 2002
- Observations: 4
- First position angle: 198
- Last position angle: 195
- First separation: 2.3
- Last separation: 2.8
- Mag first component: 10.6
- Mag second component: 12.1
- Spectral type: K2
- Primary proper motion RA: -33
- Primary proper motion DEC: -8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +31 2129
- Notes: