23289+1720
- Unique Name: 23289+1720HJ 311AC
- RA: 23 29 02.83
- Dec: +17 20 08.9
- Discoverer: HJ
- Discoverer Number: 311
- Components: AC
- First year: 1904
- Last year: 2000
- Observations: 3
- First position angle: 229
- Last position angle: 230
- First separation: 145.4
- Last separation: 147.5
- Mag first component: 11.45
- Mag second component: 17.31
- Spectral type:
- Primary proper motion RA: 44
- Primary proper motion DEC: -4
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: NX
