21020+3249
- Unique Name: 21020+3249ES 2358
- RA: 21 02 04.17
- Dec: +32 48 19.4
- Discoverer: ES
- Discoverer Number: 2358
- Components:
- First year: 1893
- Last year: 2007
- Observations: 7
- First position angle: 197
- Last position angle: 196
- First separation: 5.5
- Last separation: 5.3
- Mag first component: 11.0
- Mag second component: 11.1
- Spectral type:
- Primary proper motion RA: 10
- Primary proper motion DEC: 5
- Secondary proper motion RA: -8
- Secondary proper motion DEC: -12
- Durchmusterung:
- Notes: