21078+2945
- Unique Name: 21078+2945MLB 715AC
- RA: 21 07 48.28
- Dec: +29 45 24.4
- Discoverer: MLB
- Discoverer Number: 715
- Components: AC
- First year: 1931
- Last year: 2002
- Observations: 3
- First position angle: 332
- Last position angle: 336
- First separation: 4.9
- Last separation: 25.3
- Mag first component: 9.78
- Mag second component: 14.6
- Spectral type: K8
- Primary proper motion RA: 85
- Primary proper motion DEC: -247
- Secondary proper motion RA: -61
- Secondary proper motion DEC: 66
- Durchmusterung:
- Notes: