21589+4748
- Unique Name: 21589+4748ES 1176BC
- RA: 21 58 57.82
- Dec: +47 47 05.3
- Discoverer: ES
- Discoverer Number: 1176
- Components: BC
- First year: 1912
- Last year: 2003
- Observations: 4
- First position angle: 270
- Last position angle: 270
- First separation: 5.8
- Last separation: 6.7
- Mag first component: 11.0
- Mag second component: 12.8
- Spectral type:
- Primary proper motion RA: 10
- Primary proper motion DEC: 0
- Secondary proper motion RA: -20
- Secondary proper motion DEC: -17
- Durchmusterung:
- Notes: