21009-5107
- Unique Name: 21009-5107RST1079
- RA: 21 00 52.61
- Dec: -51 06 38.9
- Discoverer: RST
- Discoverer Number: 1079
- Components:
- First year: 1929
- Last year: 1991
- Observations: 3
- First position angle: 102
- Last position angle: 98
- First separation: 1.8
- Last separation: 2.1
- Mag first component: 10.65
- Mag second component: 10.79
- Spectral type: F8
- Primary proper motion RA: -18
- Primary proper motion DEC: -4
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -5112784
- Notes: