21393+0154
- Unique Name: 21393+0154BAL1591
- RA: 21 39 18.53
- Dec: +01 54 01.8
- Discoverer: BAL
- Discoverer Number: 1591
- Components:
- First year: 1909
- Last year: 2000
- Observations: 3
- First position angle: 129
- Last position angle: 128
- First separation: 19.2
- Last separation: 18.3
- Mag first component: 11.5
- Mag second component: 11.5
- Spectral type:
- Primary proper motion RA: 2
- Primary proper motion DEC: -9
- Secondary proper motion RA: -6
- Secondary proper motion DEC: 1
- Durchmusterung:
- Notes: