21392-4939
- Unique Name: 21392-4939RST1101
- RA: 21 39 12.68
- Dec: -49 39 08.4
- Discoverer: RST
- Discoverer Number: 1101
- Components:
- First year: 1930
- Last year: 1991
- Observations: 5
- First position angle: 181
- Last position angle: 214
- First separation: 0.3
- Last separation: 0.6
- Mag first component: 10.99
- Mag second component: 10.96
- Spectral type: G0/3V
- Primary proper motion RA: 35
- Primary proper motion DEC: -14
- Secondary proper motion RA: 35
- Secondary proper motion DEC: -14
- Durchmusterung: -5013433
- Notes: