05310+0440
- Unique Name: 05310+0440A 2646AB
- RA: 05 30 57.75
- Dec: +04 40 07.4
- Discoverer: A
- Discoverer Number: 2646
- Components: AB
- First year: 1913
- Last year: 1993
- Observations: 11
- First position angle: 178
- Last position angle: 127
- First separation: 0.2
- Last separation: 0.2
- Mag first component: 8.33
- Mag second component: 9.21
- Spectral type: B6V
- Primary proper motion RA: -9
- Primary proper motion DEC: 14
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +04 953
- Notes: