21447-0003
- Unique Name: 21447-0003CHE 317
- RA: 21 44 44.43
- Dec: -00 04 22.8
- Discoverer: CHE
- Discoverer Number: 317
- Components:
- First year: 1907
- Last year: 2000
- Observations: 3
- First position angle: 224
- Last position angle: 223
- First separation: 28.6
- Last separation: 29.2
- Mag first component: 11.38
- Mag second component: 14.1
- Spectral type:
- Primary proper motion RA: 4
- Primary proper motion DEC: 2
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: