20399+3154
- Unique Name: 20399+3154TDT2456
- RA: 20 39 53.07
- Dec: +31 54 12.4
- Discoverer: TDT
- Discoverer Number: 2456
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 18
- Last position angle: 18
- First separation: 0.7
- Last separation: 0.7
- Mag first component: 11.95
- Mag second component: 12.18
- Spectral type:
- Primary proper motion RA: 19
- Primary proper motion DEC: 18
- Secondary proper motion RA: 19
- Secondary proper motion DEC: 18
- Durchmusterung:
- Notes: