21142-1716
- Unique Name: 21142-1716RST4078
- RA: 21 14 09.26
- Dec: -17 16 16.5
- Discoverer: RST
- Discoverer Number: 4078
- Components:
- First year: 1935
- Last year: 1943
- Observations: 2
- First position angle: 119
- Last position angle: 120
- First separation: 3.2
- Last separation: 3.3
- Mag first component: 9.56
- Mag second component: 14.4
- Spectral type: F5V
- Primary proper motion RA: 13
- Primary proper motion DEC: -3
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -17 6213
- Notes: