21431+1045
- Unique Name: 21431+1045ITF 72
- RA: 18 48 20.97
- Dec: -68 55 35.0
- Discoverer: ITF
- Discoverer Number: 72
- Components:
- First year: 1953
- Last year: 1997
- Observations: 2
- First position angle: 76
- Last position angle: 75
- First separation: 33.3
- Last separation: 33.7
- Mag first component: 16.86
- Mag second component: 16.3
- Spectral type: M5V+WD
- Primary proper motion RA:
- Primary proper motion DEC:
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: