18121+4644
- Unique Name: 18121+4644COU2118
- RA: 18 12 05.16
- Dec: +46 44 11.9
- Discoverer: COU
- Discoverer Number: 2118
- Components:
- First year: 1982
- Last year: 1996
- Observations: 11
- First position angle: 42
- Last position angle: 23
- First separation: 0.2
- Last separation: 0.1
- Mag first component: 11.07
- Mag second component: 8.71
- Spectral type: G5
- Primary proper motion RA: -57
- Primary proper motion DEC: -58
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +46 2441
- Notes: O