21587+2258
- Unique Name: 21587+2258TDT3270
- RA: 21 58 43.85
- Dec: +22 57 57.9
- Discoverer: TDT
- Discoverer Number: 3270
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 270
- Last position angle: 270
- First separation: 0.5
- Last separation: 0.5
- Mag first component: 10.81
- Mag second component: 10.87
- Spectral type:
- Primary proper motion RA: 5
- Primary proper motion DEC: -26
- Secondary proper motion RA: 5
- Secondary proper motion DEC: -26
- Durchmusterung:
- Notes: