21396+4049
- Unique Name: 21396+4049MLB 29
- RA: 21 39 34.71
- Dec: +40 49 44.6
- Discoverer: MLB
- Discoverer Number: 29
- Components:
- First year: 1895
- Last year: 2002
- Observations: 5
- First position angle: 341
- Last position angle: 340
- First separation: 7.1
- Last separation: 6.8
- Mag first component: 10.58
- Mag second component: 12.1
- Spectral type:
- Primary proper motion RA: -28
- Primary proper motion DEC: -126
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +40 4599
- Notes: