20157+2503
- Unique Name: 20157+2503POU4318
- RA: 20 15 41.59
- Dec: +25 03 24.7
- Discoverer: POU
- Discoverer Number: 4318
- Components:
- First year: 1899
- Last year: 2009
- Observations: 4
- First position angle: 213
- Last position angle: 214
- First separation: 14.6
- Last separation: 14.4
- Mag first component: 12.4
- Mag second component: 13.8
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: -3
- Secondary proper motion RA: 14
- Secondary proper motion DEC: -1
- Durchmusterung:
- Notes: