21142+1231
- Unique Name: 21142+1231HEI 406
- RA: 21 14 14.11
- Dec: +12 30 34.6
- Discoverer: HEI
- Discoverer Number: 406
- Components:
- First year: 1985
- Last year: 1994
- Observations: 2
- First position angle: 171
- Last position angle: 172
- First separation: 0.3
- Last separation: 0.3
- Mag first component: 11.5
- Mag second component: 11.7
- Spectral type:
- Primary proper motion RA: -22
- Primary proper motion DEC: -17
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +11 4512
- Notes: