15318+2135
- Unique Name: 15318+2135COU 191AB
- RA: 15 31 48.91
- Dec: +21 34 42.7
- Discoverer: COU
- Discoverer Number: 191
- Components: AB
- First year: 1967
- Last year: 1997
- Observations: 2
- First position angle: 18
- Last position angle: 18
- First separation: 4.8
- Last separation: 5.3
- Mag first component: 10.16
- Mag second component: 14.5
- Spectral type: K0
- Primary proper motion RA: 2
- Primary proper motion DEC: -18
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +22 2851
- Notes: