23121+2656
- Unique Name: 23121+2656HDS3305AB
- RA: 23 12 06.62
- Dec: +26 55 45.7
- Discoverer: HDS
- Discoverer Number: 3305
- Components: AB
- First year: 1991
- Last year: 2009
- Observations: 7
- First position angle: 181
- Last position angle: 170
- First separation: 1.1
- Last separation: 1.3
- Mag first component: 9.6
- Mag second component: 11.88
- Spectral type: K3
- Primary proper motion RA: 157
- Primary proper motion DEC: -129
- Secondary proper motion RA: 146
- Secondary proper motion DEC: -123
- Durchmusterung: +26 4581
- Notes: N
