21439+0159
- Unique Name: 21439+0159A 2097
- RA: 21 43 50.84
- Dec: +02 00 47.7
- Discoverer: A
- Discoverer Number: 2097
- Components:
- First year: 1909
- Last year: 1965
- Observations: 11
- First position angle: 280
- Last position angle: 236
- First separation: 0.6
- Last separation: 0.2
- Mag first component: 10.6
- Mag second component: 10.7
- Spectral type:
- Primary proper motion RA: -19
- Primary proper motion DEC: -13
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +01 4531
- Notes: