21221-3818
- Unique Name: 21221-3818HDS3042
- RA: 21 22 08.11
- Dec: -38 17 50.6
- Discoverer: HDS
- Discoverer Number: 3042
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 137
- Last position angle: 137
- First separation: 0.2
- Last separation: 0.2
- Mag first component: 10.84
- Mag second component: 11.13
- Spectral type: F3V
- Primary proper motion RA: 5
- Primary proper motion DEC: -4
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -3814512
- Notes: