21582+8421
- Unique Name: 21582+8421WFC 238
- RA: 21 58 13.75
- Dec: +84 20 33.6
- Discoverer: WFC
- Discoverer Number: 238
- Components:
- First year: 1898
- Last year: 2010
- Observations: 7
- First position angle: 168
- Last position angle: 167
- First separation: 8.6
- Last separation: 9.6
- Mag first component: 9.1
- Mag second component: 11.26
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: -6
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -13
- Durchmusterung:
- Notes: