21539+2446
- Unique Name: 21539+2446POU5555
- RA: 21 53 54.41
- Dec: +24 45 53.9
- Discoverer: POU
- Discoverer Number: 5555
- Components:
- First year: 1897
- Last year: 2001
- Observations: 3
- First position angle: 11
- Last position angle: 1
- First separation: 17.9
- Last separation: 15.7
- Mag first component: 13.61
- Mag second component: 15.06
- Spectral type:
- Primary proper motion RA: 14
- Primary proper motion DEC: 7
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: