21143+0705
- Unique Name: 21143+0705HJ 3015
- RA: 21 14 14.39
- Dec: +07 03 19.4
- Discoverer: HJ
- Discoverer Number: 3015
- Components:
- First year: 1830
- Last year: 2012
- Observations: 9
- First position angle: 283
- Last position angle: 264
- First separation: 15.0
- Last separation: 16.3
- Mag first component: 11.19
- Mag second component: 11.82
- Spectral type:
- Primary proper motion RA: 6
- Primary proper motion DEC: 25
- Secondary proper motion RA: 1
- Secondary proper motion DEC: -6
- Durchmusterung: +06 4778
- Notes: