12303+2157
- Unique Name: 12303+2157HJL1069
- RA: 12 30 19.91
- Dec: +21 56 53.6
- Discoverer: HJL
- Discoverer Number: 1069
- Components:
- First year: 1893
- Last year: 2001
- Observations: 11
- First position angle: 312
- Last position angle: 312
- First separation: 115.4
- Last separation: 115.2
- Mag first component: 7.85
- Mag second component: 10.12
- Spectral type: G7III
- Primary proper motion RA: -74
- Primary proper motion DEC: -33
- Secondary proper motion RA: -75
- Secondary proper motion DEC: -32
- Durchmusterung:
- Notes: