21020+0055
- Unique Name: 21020+0055BAL1222
- RA: 21 02 01.97
- Dec: +00 54 40.3
- Discoverer: BAL
- Discoverer Number: 1222
- Components:
- First year: 1896
- Last year: 2010
- Observations: 6
- First position angle: 348
- Last position angle: 322
- First separation: 11.2
- Last separation: 12.6
- Mag first component: 10.5
- Mag second component: 10.8
- Spectral type:
- Primary proper motion RA: 34
- Primary proper motion DEC: -3
- Secondary proper motion RA: -13
- Secondary proper motion DEC: -11
- Durchmusterung:
- Notes: