20400+2405
- Unique Name: 20400+2405A 2794
- RA: 20 40 02.40
- Dec: +24 04 30.9
- Discoverer: A
- Discoverer Number: 2794
- Components:
- First year: 1914
- Last year: 1999
- Observations: 8
- First position angle: 160
- Last position angle: 159
- First separation: 1.5
- Last separation: 1.7
- Mag first component: 8.49
- Mag second component: 12.4
- Spectral type: F0
- Primary proper motion RA: 7
- Primary proper motion DEC: -7
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +23 4094
- Notes: