21110+3757
- Unique Name: 21110+3757CRB 139
- RA: 21 11 01.24
- Dec: +37 57 06.0
- Discoverer: CRB
- Discoverer Number: 139
- Components:
- First year: 1998
- Last year: 1998
- Observations: 1
- First position angle: 94
- Last position angle: 94
- First separation: 15.3
- Last separation: 15.3
- Mag first component: 12.4
- Mag second component: 18.8
- Spectral type:
- Primary proper motion RA: 12
- Primary proper motion DEC: -116
- Secondary proper motion RA: 11
- Secondary proper motion DEC: -112
- Durchmusterung:
- Notes: V