20157-1849
- Unique Name: 20157-1849HJ 2940AB
- RA: 20 15 42.64
- Dec: -18 49 00.7
- Discoverer: HJ
- Discoverer Number: 2940
- Components: AB
- First year: 1830
- Last year: 1999
- Observations: 4
- First position angle: 141
- Last position angle: 102
- First separation: 12.0
- Last separation: 35.2
- Mag first component: 11.42
- Mag second component: 12.8
- Spectral type: F4V
- Primary proper motion RA: 2
- Primary proper motion DEC: -27
- Secondary proper motion RA: 14
- Secondary proper motion DEC: -6
- Durchmusterung: -19 5757
- Notes: U
