12209-5208
- Unique Name: 12209-5208RST 586
- RA: 12 20 51.72
- Dec: -52 08 30.5
- Discoverer: RST
- Discoverer Number: 586
- Components:
- First year: 1929
- Last year: 1991
- Observations: 3
- First position angle: 272
- Last position angle: 276
- First separation: 0.5
- Last separation: 0.6
- Mag first component: 11.04
- Mag second component: 11.16
- Spectral type: A3
- Primary proper motion RA: -15
- Primary proper motion DEC: -2
- Secondary proper motion RA: -15
- Secondary proper motion DEC: -2
- Durchmusterung: -51 6600
- Notes: