21576+2047
- Unique Name: 21576+2047L 37
- RA: 21 57 35.27
- Dec: +20 46 49.9
- Discoverer: L
- Discoverer Number: 37
- Components:
- First year: 1895
- Last year: 2001
- Observations: 4
- First position angle: 85
- Last position angle: 90
- First separation: 2.1
- Last separation: 2.9
- Mag first component: 10.0
- Mag second component: 11.0
- Spectral type:
- Primary proper motion RA:
- Primary proper motion DEC:
- Secondary proper motion RA: 3
- Secondary proper motion DEC: -66
- Durchmusterung:
- Notes: